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      id="t_3_ec781907_6225_4af4_b9c9_591bdfec2548">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;A&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;42&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;0.83&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
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      unitRef="USD">42</oef:ExpensesPaidAmt>
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      id="h_2_ce9a6bf8_2531_47fb_b02c_9541c8e12e21"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006430Member"
      decimals="INF"
      id="h_3_6624e3ba_3543_4d52_ae42_3405e356becc"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
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      contextRef="D20251201_20260531_C000006430Member"
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      id="h_4_4cff3e56_e663_4c89_b887_a2c78705ee11"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;


&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;



&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;


&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_EquityMember"
      decimals="4"
      id="h_6_68feaec3_a07d_41ce_885d_e3365c769f89"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_7_428e4464_9ea5_4143_960a_6ce9fc4dce34"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_8_60b8563c_4e75_46eb_8f63_792eebac4b1a"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_CommunicationsSectorMember"
      decimals="4"
      id="h_9_942ea868_aea0_4fb8_83b3_5f063c316732"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_10_064a015f_cb41_4dbd_a256_c7cb68a13793"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_IndustrialSectorMember"
      decimals="4"
      id="h_11_e3b4f3a6_717f_487a_9c8a_b6319d59f45f"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_12_2b35c295_9a19_4a60_a096_6025b75649ab"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_HealthcareSectorMember"
      decimals="4"
      id="h_13_1baa57c9_0fc6_40cf_b99f_8e093f17bd4a"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_14_5a689305_d4f2_4748_9145_27305b5ec87c"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_EnergySectorMember"
      decimals="4"
      id="h_15_5108da84_51b8_4c11_a472_93a0a56d7adc"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_MaterialsSectorMember"
      decimals="4"
      id="h_16_491a3ab9_700d_4b5e_be3c_dd1fb8ba8c02"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006430Member_RealEstateSectorMember"
      decimals="4"
      id="h_17_7e0ee5dc_00cb_4b73_8348_888bef3fccfe"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006430Member"
      id="t_11_0f7d9e38_552f_e175_f3f8_aff26819b9d0">
&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
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      id="h_18_2cae047c_5a28_4317_b114_147bf1bf1ab0"
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      contextRef="TI20260531_C000006430Member_AppleIncMember"
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      id="h_19_54b37a73_3c39_4710_b8c8_62473028f9de"
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      contextRef="TI20260531_C000006430Member_MicrosoftCorpMember"
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      id="h_21_aadf8b2c_a323_498d_822e_ddcf5645c0ce"
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      contextRef="TI20260531_C000006430Member_AmazonComIncMember"
      decimals="4"
      id="h_22_eea4b90f_33be_44d5_9676_13fcef53da28"
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      contextRef="TI20260531_C000006430Member_BroadcomIncMember"
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      id="h_23_4dfb2de1_58b2_41c8_b1bf_56a82d011ab3"
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      contextRef="TI20260531_C000006430Member_GEVernovaIncMember"
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      id="h_25_a24301c5_92a1_4d14_a264_ef67ef5fe85f"
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      contextRef="TI20260531_C000006430Member_MetaPlatformsIncAMember"
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      id="h_26_5f539952_502d_4ab4_9c91_c817e6218bb4"
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      contextRef="TI20260531_C000006430Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_27_2b508bfc_e2e7_449c_bb94_42f1866bd648"
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    <oef:FundName
      contextRef="D20251201_20260531_C000006435Member"
      id="t_20_eae6a63e_42ab_adda_08a0_e7ee198d5c3e">MFS&#xae; Growth Fund</oef:FundName>
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      contextRef="D20251201_20260531_C000006435Member"
      id="t_10_89df324a_15ed_4cb4_8b69_d5283aaa12e7">This &lt;span class="sec-hidden" style="-sec-ix-hidden: t_11_11de420e_3808_4749_9897_05e7c39be724;" title="element: B30%, context: 0%"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
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      contextRef="D20251201_20260531_C000006435Member"
      id="t_12_87efb4fa_b515_46f3_b8b7_0274540f83a0">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
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      contextRef="D20251201_20260531_C000006435Member"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;B&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;81&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;1.59&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
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      id="h_28_3c1329b5_622d_4bda_9e31_003657463f9b"
      unitRef="USD">81</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
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      id="h_29_bee8ed66_b9b9_4b84_940d_ada7e4053177"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
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    <us-gaap:AssetsNet
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      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
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      id="h_31_be3b0b63_7db4_444e_bd68_11d248ea8dc1"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;


&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;



&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;


&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_EquityMember"
      decimals="4"
      id="h_33_c9f3cf64_0614_4a25_b4ff_d1e8b7e68017"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_34_c640e8ac_65ce_4770_8f9f_7015d4186913"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_35_327ba519_ea27_46a4_ac01_3107b8cc7c8c"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_CommunicationsSectorMember"
      decimals="4"
      id="h_36_9e940647_924e_44e6_aac8_585737e61bdb"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_37_dffcb11c_8d16_4bd7_ab5a_eb41434b47e5"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_IndustrialSectorMember"
      decimals="4"
      id="h_38_3eb0d3f4_cd72_4de2_8d82_fc64784fc3ba"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_39_2ba9ad17_69c5_401e_b027_a14531931e33"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_HealthcareSectorMember"
      decimals="4"
      id="h_40_a8b80e74_76eb_4d63_b80a_778335cfaae4"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_41_54923c90_2a44_4d5b_a6c5_08731dc9a059"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_EnergySectorMember"
      decimals="4"
      id="h_42_1d16f10d_a8ac_47fe_a790_ff0440a25a29"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_MaterialsSectorMember"
      decimals="4"
      id="h_43_7480517f_f5f9_4216_b7dc_85c9344a21e8"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_RealEstateSectorMember"
      decimals="4"
      id="h_44_805befa2_e68a_4953_a0a7_d06cffb9fe87"
      unitRef="pure">0.002</oef:PctOfTotalInv>
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&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_NVIDIACorpMember"
      decimals="4"
      id="h_45_77d14896_f48c_4487_8486_8ed03b45434d"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_AppleIncMember"
      decimals="4"
      id="h_46_aa7cdfcb_222b_46be_9b9b_f7996ae9f1cd"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_AlphabetIncAMember"
      decimals="4"
      id="h_47_bda3a6a8_120a_4bdb_8bef_4bffef4dd343"
      unitRef="pure">0.093</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_MicrosoftCorpMember"
      decimals="4"
      id="h_48_7ca21dd0_30db_4c67_a18e_e6c7428c3c9d"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_AmazonComIncMember"
      decimals="4"
      id="h_49_6abaf760_2b58_42e4_8eac_96f103d39856"
      unitRef="pure">0.073</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_BroadcomIncMember"
      decimals="4"
      id="h_50_a6c0b80f_2eb1_4a97_84ec_da09fa3b30c2"
      unitRef="pure">0.046</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_MastercardIncAMember"
      decimals="4"
      id="h_51_048d41ff_0787_4476_8723_fa5a97fc66a9"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_GEVernovaIncMember"
      decimals="4"
      id="h_52_53484bda_3471_4af9_8a4c_4cb9c647ed26"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_53_5550ae36_ce6e_4ef6_a010_e04344b046ec"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006435Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_54_d81add03_e809_4f35_8d2d_2f179ef64f97"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:FundName
      contextRef="D20251201_20260531_C000006436Member"
      id="t_28_9d143da3_ad85_62f0_122c_b97b26216649">MFS&#xae; Growth Fund</oef:FundName>
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      contextRef="D20251201_20260531_C000006436Member"
      id="t_19_ca744f75_c93a_4504_a27c_8468c280a2bc">This &lt;span class="sec-hidden" style="-sec-ix-hidden:t_29_3f740fbb_bc21_8bbf_9bd1_d8e15fd6b80e"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:AddlInfoTextBlock
      contextRef="D20251201_20260531_C000006436Member"
      id="t_21_2944db7a_3ec9_4b0a_93a1_b8933aaaebdd">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000006436Member"
      id="t_23_b10679c8_a816_45b4_9100_fb3cddae3838">funds.mfs.com</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251201_20260531_C000006436Member"
      id="t_24_9f39ee30_b6e4_4479_a983_c89e017e75f1">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20251201_20260531_C000006436Member"
      id="t_22_49c603d2_0224_4a52_b41a_ce304eb20a47">orderliterature@mfs.com</oef:AddlInfoEmail>
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      contextRef="D20251201_20260531_C000006436Member"
      id="t_25_1c098815_f089_4df7_b7a5_af52bfd2bc30">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;C&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;81&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;1.59&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000006436Member"
      decimals="INF"
      id="h_55_9ee33583_76b5_40f2_ada0_19485b3ebbd4"
      unitRef="USD">81</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000006436Member"
      decimals="4"
      id="h_56_d7392074_5c8b_4d8f_9e68_17c3f704299b"
      unitRef="pure">0.0159</oef:ExpenseRatioPct>
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      contextRef="D20251201_20260531_C000006436Member"
      id="t_26_330e61e4_bf13_495d_be18_436df2a5b57b">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006436Member"
      decimals="INF"
      id="h_57_b01945f3_4279_47ef_8c4f_0f3b6777f27e"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006436Member"
      decimals="4"
      id="h_58_c5b03483_92c1_4a2e_9295_71f765a49651"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006436Member"
      decimals="INF"
      id="h_59_b31fd267_2842_4fb5_8ff1_165c92f3077b"
      unitRef="Holding">69</oef:HoldingsCount>
    <oef:HoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006436Member"
      id="t_27_38bbf16f_1dbe_4b53_b014_c7a84c66dd3d">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
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      id="h_64_45826bf5_9a96_4c91_a668_1e0eadda3032"
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      decimals="4"
      id="h_68_3269060d_5602_4290_ad9b_389e1124496b"
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      decimals="4"
      id="h_69_d79c9028_e06b_45cd_92d7_86c2b0c4f350"
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      id="h_70_96b53037_cf51_4bf8_8645_ad61fa9eca55"
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      id="h_71_b2adaa6c_4e8a_4bcf_93c2_ef29bd088e79"
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      id="t_29_729a8019_8c49_0b74_9931_f94e24716aa1">&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
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      id="h_73_2d25f1f1_6926_4967_8e6e_17a86ad646a6"
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      id="h_75_9900efa5_5679_4d54_b36a_b21451af9f19"
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      id="h_79_a7a57fb6_7dad_415e_b2a5_34c8ee1b61bb"
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      contextRef="D20251201_20260531_C000006437Member"
      id="t_37_373a3872_b0dd_b54c_83d1_90e10d38ff00">MFS&#xae; Growth Fund</oef:FundName>
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      id="t_28_59660537_e08f_431c_9a9c_ae8127b32c28">This &lt;span class="sec-hidden" style="-sec-ix-hidden:t_38_72e7d6e3_5acf_e1fb_61c3_d07b82ff0f53"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
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      contextRef="D20251201_20260531_C000006437Member"
      id="t_30_732dc04a_79e5_4f07_8c7a_44bf53d664ee">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
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      contextRef="D20251201_20260531_C000006437Member"
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;I&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;30&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;0.58&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000006437Member"
      decimals="INF"
      id="h_82_61a7e054_2960_432d_b2e3_4926ec0aeccb"
      unitRef="USD">30</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000006437Member"
      decimals="4"
      id="h_83_c7fe32bc_0a5a_4a12_9b3b_0f9a5265909d"
      unitRef="pure">0.0058</oef:ExpenseRatioPct>
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      id="t_35_a9b236c0_614b_4f80_890e_c3367183b971">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006437Member"
      decimals="INF"
      id="h_84_92ec2c93_3bc3_43d2_996d_a4ac6d7e143e"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006437Member"
      decimals="4"
      id="h_85_2825c1eb_c5f8_4cf7_9320_1140f29b2898"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006437Member"
      decimals="INF"
      id="h_86_8439b5eb_5fab_44fd_9413_9dd3a0d3deb4"
      unitRef="Holding">69</oef:HoldingsCount>
    <oef:HoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006437Member"
      id="t_36_ceee9e42_b87a_4070_9451_2ed291a07835">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
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      decimals="4"
      id="h_87_d9b4c3cb_f21d_4026_87d1_4c4faabd72ec"
      unitRef="pure">0.990</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_88_dacf8ba3_8c5e_4138_b6d3_1e3d2e71085f"
      unitRef="pure">0.010</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_89_4a4471c1_8973_43ce_a133_58370d1c6cc5"
      unitRef="pure">0.501</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_CommunicationsSectorMember"
      decimals="4"
      id="h_90_332a9270_aeda_45b0_b613_8587b8b8ec19"
      unitRef="pure">0.135</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_91_a9abcc13_cf28_4ac9_8d4f_6c65a4d82d17"
      unitRef="pure">0.113</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_IndustrialSectorMember"
      decimals="4"
      id="h_92_0e0f7402_8d4e_44da_98b2_efe457259968"
      unitRef="pure">0.085</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_93_0cbf4349_ccbf_4584_9120_5e32b68fc65d"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_HealthcareSectorMember"
      decimals="4"
      id="h_94_8de0204c_de74_42db_b1df_dcd6db802882"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_95_9ff958b7_b696_49ea_a50f_750b3158d8ae"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_EnergySectorMember"
      decimals="4"
      id="h_96_8027c252_2879_48a6_8532_b9b01597ffd8"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_MaterialsSectorMember"
      decimals="4"
      id="h_97_c3667731_455c_43fa_b424_8b7a51b97afb"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_RealEstateSectorMember"
      decimals="4"
      id="h_98_fd6f0c11_91a5_485d_b3bc_50ad156e2063"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006437Member"
      id="t_38_9ae8efb5_f279_26d2_aa62_ee2e342c0d2e">&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_NVIDIACorpMember"
      decimals="4"
      id="h_99_404cf4cd_d9fe_437a_877b_d8d7e7632964"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_AppleIncMember"
      decimals="4"
      id="h_100_eb9e56f7_9eb6_4c22_bd37_0e74fc9e4be9"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_AlphabetIncAMember"
      decimals="4"
      id="h_101_304f2b9e_73b4_4438_bcd4_00a34a573531"
      unitRef="pure">0.093</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_MicrosoftCorpMember"
      decimals="4"
      id="h_102_c60512e8_4de2_429a_87cc_959f638b52e7"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_AmazonComIncMember"
      decimals="4"
      id="h_103_5dcd9639_581c_4ce2_9872_8e96733b76ee"
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    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_BroadcomIncMember"
      decimals="4"
      id="h_104_1d3a1dce_b843_4888_b2dd_9ecbdc605f0c"
      unitRef="pure">0.046</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006437Member_MastercardIncAMember"
      decimals="4"
      id="h_105_58b8acbf_6dd4_407f_b096_45394aa3481c"
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    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_GEVernovaIncMember"
      decimals="4"
      id="h_106_40eea0c2_f0ad_42bf_995d_0750fa0ca304"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_107_0c9b93d4_4fae_40f1_8081_832acba97766"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006437Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_108_6da17f3b_afda_4fa2_8e3f_744a8d282022"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:FundName
      contextRef="D20251201_20260531_C000006439Member"
      id="t_50_5251fa62_4619_391c_e78c_fa5b049ab4ee">MFS&#xae; Growth Fund</oef:FundName>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251201_20260531_C000006439Member"
      id="t_49_e2fc62d6_89c4_774e_7a9d_e2674cd56293">This &lt;span class="sec-hidden" style="-sec-ix-hidden: t_49_4f7c24ee_6a21_ed1a_0a9b_afb05a336ed0;"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:AddlInfoTextBlock
      contextRef="D20251201_20260531_C000006439Member"
      id="t_39_0035a42e_0440_4ccf_8265_032c3ee0f05c">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000006439Member"
      id="t_41_81f3ab37_f79a_4b06_853f_78fea0fb1480">funds.mfs.com</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251201_20260531_C000006439Member"
      id="t_42_18e55383_6ada_49b4_b212_6d36bdf0a3b3">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20251201_20260531_C000006439Member"
      id="t_40_62344f14_5bb4_4f1a_8408_0afd2e638d86">orderliterature@mfs.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
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      id="t_46_647f64ae_ce70_efd0_25db_2f6695029932">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;R1&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;81&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;1.59&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006439Member"
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      id="h_111_a38ba53f_f606_4a11_8369_3fb559e67f4b"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006439Member"
      decimals="4"
      id="h_112_4b16940f_2988_4ef8_a392_bf53d430452f"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006439Member"
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      id="h_113_41680463_839f_4ede_b3a2_cb27173bc8e9"
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      id="t_48_f7d6c4f3_550c_5f31_ba14_575d8ab01069">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
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      decimals="4"
      id="h_114_2116f59f_a9eb_4e69_9c87_d7aad0a72273"
      unitRef="pure">0.990</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_115_91c6c240_7f8c_4389_9b73_468091c18ffb"
      unitRef="pure">0.010</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_116_c81b941c_246f_4460_995b_4e59327394bc"
      unitRef="pure">0.501</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_CommunicationsSectorMember"
      decimals="4"
      id="h_117_45d7a099_8fcf_4c7f_ab57_e3db166a22b7"
      unitRef="pure">0.135</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_118_3a42da50_8f77_4c0c_8fc9_dd2f3a550f3a"
      unitRef="pure">0.113</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_IndustrialSectorMember"
      decimals="4"
      id="h_119_d875a335_f059_47de_8b79_2aa8fe717ba7"
      unitRef="pure">0.085</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_120_0e4c1dae_b1a7_474c_9c7a_ebcd2fd819f8"
      unitRef="pure">0.057</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_HealthcareSectorMember"
      decimals="4"
      id="h_121_914212e5_09bd_4f6c_9c5e_f53bb0b66939"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_122_5addc95e_637a_4131_b51b_e1376e973189"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_EnergySectorMember"
      decimals="4"
      id="h_123_0f6540a2_0e0b_4cc4_873b_30a42edbee76"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_MaterialsSectorMember"
      decimals="4"
      id="h_124_95914f96_2713_4c89_ba67_7b5cbae607cf"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_RealEstateSectorMember"
      decimals="4"
      id="h_125_0bff812f_46d9_45ad_aaa5_18c4ea07141a"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006439Member"
      id="t_51_99c8970d_d98b_1f6e_6fd8_852a7bf9e0a6">&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
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      decimals="4"
      id="h_126_cfad120d_13e0_40dc_b27d_c505f01cff6a"
      unitRef="pure">0.153</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_AppleIncMember"
      decimals="4"
      id="h_127_a838015f_5acb_4d90_9841_d98ddc6ee2cf"
      unitRef="pure">0.095</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006439Member_AlphabetIncAMember"
      decimals="4"
      id="h_128_4bb66b65_ad2c_4fdc_8978_f0aa65f25873"
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      id="h_129_57ca52d9_e50e_45c6_bd87_2e6135548a83"
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      contextRef="TI20260531_C000006439Member_AmazonComIncMember"
      decimals="4"
      id="h_130_5e0cbd61_6a28_4d9b_a66b_6f24bd5507bf"
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      contextRef="TI20260531_C000006439Member_BroadcomIncMember"
      decimals="4"
      id="h_131_80653abd_e4de_4a1b_9c64_e28e45711318"
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      id="h_132_9d4ccc9b_6c9d_465a_9da0_cdbeed9f4d6d"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_GEVernovaIncMember"
      decimals="4"
      id="h_133_7eda84a8_1bea_4b5d_9f96_666e40946dda"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_134_be5b45b2_0580_4482_a925_3cdbde79a328"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006439Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_135_37f27cb1_2901_4a29_a40a_b8ddff21701a"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:FundName
      contextRef="D20251201_20260531_C000006441Member"
      id="t_60_f8c3a617_e42a_1163_57a1_b227f5164e46">MFS&#xae; Growth Fund</oef:FundName>
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      contextRef="D20251201_20260531_C000006441Member"
      id="t_55_7be2a56c_46a7_2af4_9524_f079d13d4b01">This &lt;span class="sec-hidden" style="-sec-ix-hidden: t_55_8be02449_6af9_9fdd_728f_103c100e6b2d;"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:AddlInfoTextBlock
      contextRef="D20251201_20260531_C000006441Member"
      id="t_48_a9a38e4c_ae6f_41fe_b84d_ba88ec374903">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000006441Member"
      id="t_50_76172ee8_784b_45f1_b5eb_4e4eed99c50c">funds.mfs.com</oef:AddlInfoWebsite>
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      contextRef="D20251201_20260531_C000006441Member"
      id="t_51_a7b2cfe9_781f_4087_a6c1_e74a431db018">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20251201_20260531_C000006441Member"
      id="t_49_633fb75e_ee76_431f_83b5_134034721674">orderliterature@mfs.com</oef:AddlInfoEmail>
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      id="t_56_dca87dfc_c6e4_0fc4_64c8_aceec0c1968d">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;R2&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;55&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;1.08&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000006441Member"
      decimals="INF"
      id="h_136_6dc6e917_f345_4b27_9453_1486cbfa2a84"
      unitRef="USD">55</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000006441Member"
      decimals="4"
      id="h_137_033bcd16_919b_4b1b_9ac8_7391ca0250a9"
      unitRef="pure">0.0108</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006441Member"
      decimals="INF"
      id="h_138_92e938dc_0c56_4afd_a88a_48293d6ba02b"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006441Member"
      decimals="4"
      id="h_139_4d096838_f69d_4ef2_8a7e_22c1d86b7126"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006441Member"
      decimals="INF"
      id="h_140_43802a2a_f34a_4ff5_b164_36ac71f67f9c"
      unitRef="Holding">69</oef:HoldingsCount>
    <oef:HoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006441Member"
      id="t_58_3f076e29_1d69_6395_326a_bbdb9395ae73">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_EquityMember"
      decimals="4"
      id="h_141_3cc14f55_b59f_49e7_ad41_f273f7555d40"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_142_55fe9a73_a1f9_473d_b25e_b50d21834cce"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_143_d3f464ce_3048_47dd_b85f_50c0e8d11240"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_CommunicationsSectorMember"
      decimals="4"
      id="h_144_d037fa1b_4692_46b3_8868_7fe9bf6317b0"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_145_e6558eda_ac69_4120_82ac_f146b244ab1f"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_IndustrialSectorMember"
      decimals="4"
      id="h_146_ac46549b_6033_4833_8f46_3dd76d8b24ef"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_147_1357cecb_5a69_4dc4_9368_0805d5e15e00"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_HealthcareSectorMember"
      decimals="4"
      id="h_148_ac4d517e_f85a_4265_8770_c9358569e474"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_149_d2c7ea49_bafb_4661_bed9_2771252a5290"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_EnergySectorMember"
      decimals="4"
      id="h_150_258fb684_b6f9_4747_a84b_cde4939f321a"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_MaterialsSectorMember"
      decimals="4"
      id="h_151_1331fe34_1beb_4faf_aca4_860c9abd819c"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_RealEstateSectorMember"
      decimals="4"
      id="h_152_6d3bfb6d_fcb3_463b_bdcb_38b8b4ea4b2c"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006441Member"
      id="t_59_ac0c935f_1346_d75b_8d7a_511fee563ab5">&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_NVIDIACorpMember"
      decimals="4"
      id="h_153_49a12bcd_7183_4fd4_b6a6_671a44864511"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_AppleIncMember"
      decimals="4"
      id="h_154_ae5598ed_cfec_4e3d_b7a7_f8786672eb6f"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_AlphabetIncAMember"
      decimals="4"
      id="h_155_eb0adf69_7ff0_4a32_86ca_45092a7d0081"
      unitRef="pure">0.093</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_MicrosoftCorpMember"
      decimals="4"
      id="h_156_eed052fc_0c0a_4e41_bc8a_f31ff1943317"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_AmazonComIncMember"
      decimals="4"
      id="h_157_8e0541a4_64ed_43ab_b3c4_b8e8a68f3d54"
      unitRef="pure">0.073</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_BroadcomIncMember"
      decimals="4"
      id="h_158_a0a1659d_d1fe_45c7_aaf5_2e50b69e7361"
      unitRef="pure">0.046</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_MastercardIncAMember"
      decimals="4"
      id="h_159_25e6a9bd_a381_4b14_bc47_168efadc4413"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_GEVernovaIncMember"
      decimals="4"
      id="h_160_63a07889_0183_40fc_b40b_b0812d226b62"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_161_893c8e43_aa49_4709_a8db_d194332dce9f"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006441Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_162_f1aed329_6762_4bef_b95e_481b991fef9c"
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    <oef:FundName
      contextRef="D20251201_20260531_C000006442Member"
      id="t_64_673c07da_01af_b727_3eae_ab0908e1cff5">MFS&#xae; Growth Fund</oef:FundName>
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      contextRef="D20251201_20260531_C000006442Member"
      id="t_65_8a49c179_0df7_fa59_47a6_58e2a1eae656">This &lt;span class="sec-hidden" style="-sec-ix-hidden: t_66_a75eb2f7_5d49_ecab_687a_35375b16d2b9;"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
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      contextRef="D20251201_20260531_C000006442Member"
      id="t_57_33265b23_7db3_49c5_a56a_71d3042448cb">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000006442Member"
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      contextRef="D20251201_20260531_C000006442Member"
      id="t_60_5b149d00_df1f_4704_89df_9a290abc5e9a">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
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      contextRef="D20251201_20260531_C000006442Member"
      id="t_58_928b3c8d_da36_4f84_88a3_d0a7cf60adc6">orderliterature@mfs.com</oef:AddlInfoEmail>
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&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;R3&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;42&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;0.83&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000006442Member"
      decimals="INF"
      id="h_163_d3b15380_82a5_43ff_b7ee_2cbedac472de"
      unitRef="USD">42</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000006442Member"
      decimals="4"
      id="h_164_e54bc2b1_eb6c_4ec2_a237_ddc3fcaca775"
      unitRef="pure">0.0083</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
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      id="t_62_9ee1553e_5b67_4a93_a80a_4795bae53466">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006442Member"
      decimals="INF"
      id="h_165_9eba1e17_9e28_4ee6_a6c9_6f1c9c62ab31"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006442Member"
      decimals="4"
      id="h_166_83e294bc_cd17_40cc_ba62_b30b62f0c015"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006442Member"
      decimals="INF"
      id="h_167_2884f2e5_9c92_47a5_a221_4207f9acd254"
      unitRef="Holding">69</oef:HoldingsCount>
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      contextRef="D20251201_20260531_C000006442Member"
      id="t_63_823d0284_ecc1_4589_9190_f08cf4663b35">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_EquityMember"
      decimals="4"
      id="h_168_3ca2ded9_338f_4963_aa77_1b08f2adaa0c"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_169_a7558c97_fc92_4ec5_9e74_39bc96763826"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_170_3fcdc7ed_2b8f_4c1c_8b11_ce1aea221f44"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_CommunicationsSectorMember"
      decimals="4"
      id="h_171_c6d16453_3aa5_4588_84db_888b0162e721"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_172_92a9fe47_55a0_4e56_af2d_ad1d88b28c75"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_IndustrialSectorMember"
      decimals="4"
      id="h_173_14767e12_4076_4d09_8f92_894eb7ad0485"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_174_e1e94c27_0a31_47c4_9c2b_bb9ff36014a7"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_HealthcareSectorMember"
      decimals="4"
      id="h_175_1965e42f_bf17_448f_8070_77dd65e82c77"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_176_b81654ce_81f4_40a6_a872_db6ac094d1d8"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_EnergySectorMember"
      decimals="4"
      id="h_177_c7f941a3_39a3_4584_a8cd_f7fb6639c7bc"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_MaterialsSectorMember"
      decimals="4"
      id="h_178_b32ea295_3199_44f3_808b_bbffac399ec4"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_RealEstateSectorMember"
      decimals="4"
      id="h_179_6a2b5ad5_c715_47f9_8708_b6d957b05e35"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006442Member"
      id="t_66_61d8402c_3511_052f_5e38_2e641bab2d1e">&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_NVIDIACorpMember"
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      id="h_180_c7d5c837_d757_460f_86d1_073cbea83596"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_AppleIncMember"
      decimals="4"
      id="h_181_89ac4e02_f7c7_4e23_a1ee_edfadcc8cebe"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_AlphabetIncAMember"
      decimals="4"
      id="h_182_3cf35dbd_215c_4d3a_b054_c26cfaddfda8"
      unitRef="pure">0.093</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_MicrosoftCorpMember"
      decimals="4"
      id="h_183_4f56b22b_9048_4f92_bc94_58c9d1834bbd"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_AmazonComIncMember"
      decimals="4"
      id="h_184_322d6ca4_4e82_401b_ab29_8014b3dafd77"
      unitRef="pure">0.073</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_BroadcomIncMember"
      decimals="4"
      id="h_185_8d94c33d_3742_4905_8f42_9df548fc511e"
      unitRef="pure">0.046</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006442Member_MastercardIncAMember"
      decimals="4"
      id="h_186_75a03284_3012_436b_ba22_4643116e3499"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_GEVernovaIncMember"
      decimals="4"
      id="h_187_d8ea0049_0160_46df_8e70_dd8481bf411e"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_188_8a5dbdb1_a354_4938_b674_10567b84f15f"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006442Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_189_3f09b896_fb40_4eeb_8d40_6375485680eb"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:FundName
      contextRef="D20251201_20260531_C000006431Member"
      id="t_73_a712d337_3d3d_8835_219e_7b88547d5618">MFS&#xae; Growth Fund</oef:FundName>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251201_20260531_C000006431Member"
      id="t_64_3443f740_9b0d_4ac7_85a4_99c1e85a73bf">This &lt;span class="sec-hidden" style="-sec-ix-hidden:t_75_6b56d666_44e6_a930_b77c_9b7cb3a7481e"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
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      contextRef="D20251201_20260531_C000006431Member"
      id="t_66_eafd0aec_34d5_491e_b855_dcc97b2adb69">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000006431Member"
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      id="t_69_9a13bae7_7389_43ee_9407_055695d57845">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
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      contextRef="D20251201_20260531_C000006431Member"
      id="t_67_11ceaefe_e58d_4a6d_b65d_3a210ad65adf">orderliterature@mfs.com</oef:AddlInfoEmail>
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      id="t_70_308df417_5bcf_4597_870c_53cf94f3ba70">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;R4&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;30&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;0.58&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000006431Member"
      decimals="INF"
      id="h_190_48c9d78e_ea34_40a5_ae19_59883385f0a2"
      unitRef="USD">30</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000006431Member"
      decimals="4"
      id="h_191_1920b318_8bbd_4297_ba29_073b0e494fb1"
      unitRef="pure">0.0058</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251201_20260531_C000006431Member"
      id="t_71_448883fe_5237_4586_8e56_0d2c4e8dbd71">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000006431Member"
      decimals="INF"
      id="h_192_54805615_d7fa_45bf_b80f_aa4177c03204"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000006431Member"
      decimals="4"
      id="h_193_3245569a_89b6_4183_ab15_1d84858542af"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000006431Member"
      decimals="INF"
      id="h_194_2eacb9bf_3c32_40f9_804b_d9a47bc46ccc"
      unitRef="Holding">69</oef:HoldingsCount>
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      id="t_72_8e966239_d3a9_49a5_b6ac_71f263dae11b">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_EquityMember"
      decimals="4"
      id="h_195_6a938501_5702_40f8_92d3_347d0079ae5f"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_196_6573cc93_7e35_41d3_a2e6_968306743132"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_197_cc7d64c1_97a6_4e3a_a793_2fff1dac9d59"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_CommunicationsSectorMember"
      decimals="4"
      id="h_198_b273e601_1748_4f9b_b624_f81922136a79"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_199_2500239e_5a2d_4d29_887a_eae45a2813a6"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_IndustrialSectorMember"
      decimals="4"
      id="h_200_e895bc19_ccf1_4aeb_ac6a_a034daf69894"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_201_725a5463_5bca_483e_9827_5a9ae8d9ea1c"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_HealthcareSectorMember"
      decimals="4"
      id="h_202_39b7df76_7f67_4588_9814_e0a20fa94549"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_203_940b0c14_6e81_4973_8902_c6ddf7c1e75f"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_EnergySectorMember"
      decimals="4"
      id="h_204_8cf76b86_25ad_48dc_b521_2cbe5e754536"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_MaterialsSectorMember"
      decimals="4"
      id="h_205_56159bd1_895d_4269_bc2f_2c6ea31502ec"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_RealEstateSectorMember"
      decimals="4"
      id="h_206_9617730f_4578_4bf3_a2db_499ad799ff0e"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000006431Member"
      id="t_74_e5f89d51_c8b3_3c22_0471_05f666279efe">
&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;
&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_NVIDIACorpMember"
      decimals="4"
      id="h_207_6f70b134_9a38_48bb_84a7_e41178dd0cec"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_AppleIncMember"
      decimals="4"
      id="h_208_f600064a_5a2d_4dbc_9f58_04c698ecb4e6"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_AlphabetIncAMember"
      decimals="4"
      id="h_209_4394aca1_710e_4b11_b26c_fbb676e96e29"
      unitRef="pure">0.093</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_MicrosoftCorpMember"
      decimals="4"
      id="h_210_3fb51e9b_6b86_4bd5_ad04_1b5af480a6f3"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_AmazonComIncMember"
      decimals="4"
      id="h_211_cdbd0c83_d0ec_439b_830e_0a3ee8906dac"
      unitRef="pure">0.073</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_BroadcomIncMember"
      decimals="4"
      id="h_212_14f0e621_72a7_4187_8fab_b65bf34ae2db"
      unitRef="pure">0.046</oef:PctOfTotalInv>
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      contextRef="TI20260531_C000006431Member_MastercardIncAMember"
      decimals="4"
      id="h_213_eb4678b2_d039_4c3c_8a80_0d20ca999a26"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_GEVernovaIncMember"
      decimals="4"
      id="h_214_915aa670_6073_4add_90c5_834291fcb1fd"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_215_12f13eae_e2d0_4cdd_8e21_98ae609efb83"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000006431Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_216_b9028bc2_02ec_41b7_80e8_d2fbc714fd55"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:FundName
      contextRef="D20251201_20260531_C000102727Member"
      id="t_83_e364927b_0bd7_1856_0948_7ad36151598f">MFS&#xae; Growth Fund</oef:FundName>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251201_20260531_C000102727Member"
      id="t_73_25c2084d_d365_40d1_ae27_dd19374f76e7">This &lt;span class="sec-hidden" style="-sec-ix-hidden: t_84_267e1866_1ee3_7104_a4d8_64be8e09411c;"&gt;semiannual shareholder report&lt;/span&gt; contains important information about MFS Growth Fund for the period of December 1, 2025 to May 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
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      contextRef="D20251201_20260531_C000102727Member"
      id="t_75_b0feeb34_15b4_4059_86f6_aec947d8baad">You can find additional information about the fund at &lt;span style="text-decoration-line: underline; color: rgb(45, 126, 201); font-family: 'arial'; font-weight: normal; font-size: 11pt;"&gt;funds.mfs.com&lt;/span&gt;. You can also request this information by contacting us at 1&#x2011;800&#x2011;225&#x2011;2606 or by sending an e-mail request to orderliterature@mfs.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251201_20260531_C000102727Member"
      id="t_77_821a5b26_6616_4fc5_af94_cda3f95f0d17">funds.mfs.com</oef:AddlInfoWebsite>
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      contextRef="D20251201_20260531_C000102727Member"
      id="t_78_a7cf142e_f924_4e13_8e4e_c3b702c28864">1&#x2011;800&#x2011;225&#x2011;2606</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20251201_20260531_C000102727Member"
      id="t_76_6a1d0f38_e25a_4924_814b_2a8595dbc6e9">orderliterature@mfs.com</oef:AddlInfoEmail>
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      id="t_79_32e8a7ed_7436_4041_8662_fcbb5788abc6">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND EXPENSES&lt;/div&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(126, 45, 64); font-size: 12pt; text-align: left; margin: 0px 0px 6pt 0px;"&gt;What were the fund costs for the last six months?&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; vertical-align: bottom; font-style: italic; font-size: 10pt; text-align: center; color: rgb(0, 0, 0); width: 533pt; position: absolute; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 2pt 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Class Name&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; font-weight: normal; text-align: center; vertical-align: middle; border-right-color: initial; border-right-style: none; border-right-width: initial; padding: 0 3pt 0 3pt;"&gt;Costs&#160;paid as a percentage of&#160;a&#160;$10,000&#160;investment (annualized)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: rgb(128, 128, 128); border-top-style: solid; border-top-width: 1pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; font-weight: normal; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;R6&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; border-right-color: rgb(128, 128, 128); border-right-style: solid; border-right-width: 1pt; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; white-space: nowrap; border-right-color: initial; border-right-style: none; border-right-width: initial; text-align: center; vertical-align: middle; padding: 0 3pt 0 3pt;"&gt;0.49&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251201_20260531_C000102727Member"
      decimals="INF"
      id="h_217_f0980b62_8580_4a77_8c9f_ea1fb34f0ff7"
      unitRef="USD">25</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251201_20260531_C000102727Member"
      decimals="4"
      id="h_218_7fc9b99d_53e1_4d3b_80a5_bd6273a3ebd9"
      unitRef="pure">0.0049</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251201_20260531_C000102727Member"
      id="t_80_e54c1408_b9c8_418e_9fe8_0127e08fb907">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;FUND STATISTICS AS OF 5/31/26&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Net Assets ($):&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;41,600,194,598&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; padding: 0 3pt 0 3pt;"&gt;Portfolio Turnover Rate (%):&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; padding: 0 3pt 0 3pt;"&gt;18&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-top-color: initial; border-top-style: none; border-top-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); text-align: left; font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; padding: 0 3pt 0 3pt;"&gt;Total Number of Holdings:&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 72pt; text-align: right; padding: 0 3pt 0 3pt;"&gt;69&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-weight: bold; text-align: left; font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; border-left-color: initial; border-left-style: none; border-left-width: initial; width: 178pt; font-weight: normal; text-align: left; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; vertical-align: middle; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 9pt; width: 72pt; font-weight: normal; text-align: right; border-left-color: initial; border-left-style: none; border-left-width: initial; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 0 3pt 0 3pt;"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;Where the fund holds derivatives, they are not included in the total number of portfolio holdings.&lt;/div&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260531_C000102727Member"
      decimals="INF"
      id="h_219_877b187b_7822_4556_a3ee_f51a9e82e8bb"
      unitRef="USD">41600194598</us-gaap:AssetsNet>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251201_20260531_C000102727Member"
      decimals="4"
      id="h_220_e4fa85f7_b31b_411e_8fed_67c186332ed1"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsCount
      contextRef="TI20260531_C000102727Member"
      decimals="INF"
      id="h_244_99278b6e_0c62_2d78_2c5f_9cd8a8e1cbb2"
      unitRef="Holding">69</oef:HoldingsCount>
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      contextRef="D20251201_20260531_C000102727Member"
      id="t_81_28b16d56_4cfb_41ca_935d_3f2413319010">
&lt;div style="font-family: 'arial'; font-size: 11.52pt; font-weight: bold; color: rgb(126, 45, 64); margin: 0px 0px 3pt 0px;"&gt;PORTFOLIO COMPOSITION (BASED ON TOTAL INVESTMENTS AS OF 5/31/26)&lt;/div&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Portfolio structure&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; page-break-inside: avoid; break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Equities&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;99.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; padding: 2pt 3pt 2pt 3pt;"&gt;Money Market Funds&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; width: 50pt; white-space: nowrap; padding: 2pt 3pt 2pt 3pt;"&gt;1.0&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 12pt 0px 3pt 0px;"&gt;&lt;b&gt;Equity sectors&lt;/b&gt;&lt;/div&gt;

&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Information Technology&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;50.1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Communication Services&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;13.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Discretionary&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;11.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Industrials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;8.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Financials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Health Care&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;5.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Consumer Staples&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Energy&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Materials&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: left; vertical-align: bottom; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Real Estate&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;0.2&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;


&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;


&lt;div style="font-family: 'arial'; font-weight: normal; color: rgb(0, 0, 0); font-size: 8pt; margin: 0px 0px 6pt 0px;"&gt;MFS uses the Global Industry Classification Standard (GICS&lt;sup style="font-size: smaller; vertical-align: super;"&gt;&#xae;&lt;/sup&gt;) for sector/industry reporting. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.&lt;/div&gt;
</oef:HoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_EquityMember"
      decimals="4"
      id="h_222_cf25750f_8244_4278_81c5_66b7b85391de"
      unitRef="pure">0.990</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_223_bc68646e_feb9_40d8_83b4_5ea3a58d43e5"
      unitRef="pure">0.010</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_InformationTechnologySectorMember"
      decimals="4"
      id="h_224_77b13898_da84_41da_8f6d_8f64533f397a"
      unitRef="pure">0.501</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_CommunicationsSectorMember"
      decimals="4"
      id="h_225_94f0ba71_b756_46e6_9c66_95e206502637"
      unitRef="pure">0.135</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_ConsumerDiscretionarySectorMember"
      decimals="4"
      id="h_226_c64dfbec_4213_451b_8c13_fb8f2eac93d4"
      unitRef="pure">0.113</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_IndustrialSectorMember"
      decimals="4"
      id="h_227_ccf31981_efd6_4a3d_9045_a110a5042c2f"
      unitRef="pure">0.085</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_FinancialServicesSectorMember"
      decimals="4"
      id="h_228_22f00798_6f42_4453_b09c_e5fb577b7f9a"
      unitRef="pure">0.057</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_HealthcareSectorMember"
      decimals="4"
      id="h_229_8bf69f29_215b_44c3_bbe6_a0e1e9c9fd6a"
      unitRef="pure">0.054</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_ConsumerStaplesSectorMember"
      decimals="4"
      id="h_230_fd6e1551_569a_4627_aae6_a95d8f10c897"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_EnergySectorMember"
      decimals="4"
      id="h_231_6835cd74_758f_4b3e_9c11_758c64d7d11c"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_MaterialsSectorMember"
      decimals="4"
      id="h_232_0e9c1823_d1ab_4c86_acfe_68f71547162f"
      unitRef="pure">0.013</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_RealEstateSectorMember"
      decimals="4"
      id="h_233_652c9621_9920_47e9_9ce8_62d5ece7d668"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251201_20260531_C000102727Member"
      id="t_82_b3537e4e_2af2_3408_3ecc_c1c76d4ca64b">

&lt;div style="font-family: 'arial'; color: rgb(0, 0, 0); letter-spacing: normal; font-size: 10pt; text-align: left; font-weight: bold; margin: 0px 0px 3pt 0px;"&gt;&lt;b&gt;Top ten holdings&lt;/b&gt;&lt;/div&gt;


&lt;table style="table-layout: auto; width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid;"&gt;

&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt; border-top-color: initial; border-top-style: none; border-top-width: initial;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;NVIDIA Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;15.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Apple, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Alphabet, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;9.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Microsoft Corp.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Amazon.com, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;7.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Broadcom, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;4.6&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Mastercard, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;GE Vernova, Inc.&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Meta Platforms, Inc., "A"&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;2.3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: 16pt; border-bottom-color: rgb(128, 128, 128); border-bottom-style: solid; border-bottom-width: 1pt;"&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; vertical-align: bottom; text-align: left; width: auto; padding: 2pt 2pt 2pt 3pt;"&gt;Seagate Technology Holdings PLC&lt;/td&gt;
&lt;td style="font-weight: 400; break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-size: 10pt; text-align: right; vertical-align: bottom; white-space: nowrap; width: 45pt; padding: 2pt 3pt 2pt 0;"&gt;1.8&lt;span&gt;%&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;/table&gt;
</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_NVIDIACorpMember"
      decimals="4"
      id="h_234_305d918c_f577_4e1c_8c91_41c3bf1f9359"
      unitRef="pure">0.153</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_AppleIncMember"
      decimals="4"
      id="h_235_250aa1be_9331_4621_b2bf_b895ffd037f6"
      unitRef="pure">0.095</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_AlphabetIncAMember"
      decimals="4"
      id="h_236_f42f394f_2108_4cfe_8e9a_b3efa023ffbe"
      unitRef="pure">0.093</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_MicrosoftCorpMember"
      decimals="4"
      id="h_237_d51891ff_8fb6_4c3e_a145_ebaaa95db6c9"
      unitRef="pure">0.075</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_AmazonComIncMember"
      decimals="4"
      id="h_238_d493eab4_036c_437c_ba41_33721494cffc"
      unitRef="pure">0.073</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_BroadcomIncMember"
      decimals="4"
      id="h_239_89a41159_ab05_4a40_99ad_cb26c71d297b"
      unitRef="pure">0.046</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_MastercardIncAMember"
      decimals="4"
      id="h_240_f49b9b5c_a720_4828_b681_94620a94c394"
      unitRef="pure">0.028</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_GEVernovaIncMember"
      decimals="4"
      id="h_241_906b1b50_8dbf_4adf_96d4_14b05d3b37b8"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_MetaPlatformsIncAMember"
      decimals="4"
      id="h_242_d8126c2d_c6aa_4b26_9685_b384ae035866"
      unitRef="pure">0.023</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20260531_C000102727Member_SeagateTechnologyHoldingsPLCMember"
      decimals="4"
      id="h_243_8967f6a9_8bf1_4c28_86f4_8b987598f08e"
      unitRef="pure">0.018</oef:PctOfTotalInv>
</xbrl>
