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pure
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<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top"> <td style="width: 50%; font-weight: bold; text-align: center">DFA INVESTMENT DIMENSIONS GROUP INC.</td> <td style="width: 50%; font-weight: bold; text-align: center">DIMENSIONAL INVESTMENT GROUP INC.</td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"> </td> <td style="font-weight: bold; text-align: center"> </td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA MN Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">U.S. Large Company Portfolio</span></td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA Oregon Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"> </td></tr>
</table><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center">SUPPLEMENT TO THE STATUTORY<br/>
PROSPECTUSES OF EACH PORTFOLIO LISTED ABOVE</p><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">The purpose of this supplement to the Statutory
Prospectuses dated February 28, 2026, as amended, of the portfolios listed above (each, a “Portfolio” and collectively,
the “Portfolios”), each a series of DFA Investment Dimensions Group Inc. or Dimensional Investment Group Inc. (collectively,
the “Funds”), is to notify shareholders that the Boards of Directors of the Funds approved reductions to the Portfolios’
management fees and reduced expense limitation amounts for the DFA Oregon Municipal Bond Portfolio and U.S. Large Company Portfolio,
effective as of July 1, 2026, as described below.</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top"> <td style="width: 50%; font-weight: bold; text-align: center">DFA INVESTMENT DIMENSIONS GROUP INC.</td> <td style="width: 50%; font-weight: bold; text-align: center">DIMENSIONAL INVESTMENT GROUP INC.</td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"> </td> <td style="font-weight: bold; text-align: center"> </td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA MN Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">U.S. Large Company Portfolio</span></td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA Oregon Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"> </td></tr>
</table><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center">SUPPLEMENT TO THE STATUTORY<br/>
PROSPECTUSES OF EACH PORTFOLIO LISTED ABOVE</p><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">The purpose of this supplement to the Statutory
Prospectuses dated February 28, 2026, as amended, of the portfolios listed above (each, a “Portfolio” and collectively,
the “Portfolios”), each a series of DFA Investment Dimensions Group Inc. or Dimensional Investment Group Inc. (collectively,
the “Funds”), is to notify shareholders that the Boards of Directors of the Funds approved reductions to the Portfolios’
management fees and reduced expense limitation amounts for the DFA Oregon Municipal Bond Portfolio and U.S. Large Company Portfolio,
effective as of July 1, 2026, as described below.</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top"> <td style="width: 50%; font-weight: bold; text-align: center">DFA INVESTMENT DIMENSIONS GROUP INC.</td> <td style="width: 50%; font-weight: bold; text-align: center">DIMENSIONAL INVESTMENT GROUP INC.</td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"> </td> <td style="font-weight: bold; text-align: center"> </td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA MN Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">U.S. Large Company Portfolio</span></td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA Oregon Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"> </td></tr>
</table><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center">SUPPLEMENT TO THE STATUTORY<br/>
PROSPECTUSES OF EACH PORTFOLIO LISTED ABOVE</p><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">The purpose of this supplement to the Statutory
Prospectuses dated February 28, 2026, as amended, of the portfolios listed above (each, a “Portfolio” and collectively,
the “Portfolios”), each a series of DFA Investment Dimensions Group Inc. or Dimensional Investment Group Inc. (collectively,
the “Funds”), is to notify shareholders that the Boards of Directors of the Funds approved reductions to the Portfolios’
management fees and reduced expense limitation amounts for the DFA Oregon Municipal Bond Portfolio and U.S. Large Company Portfolio,
effective as of July 1, 2026, as described below.</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top"> <td style="width: 50%; font-weight: bold; text-align: center">DFA INVESTMENT DIMENSIONS GROUP INC.</td> <td style="width: 50%; font-weight: bold; text-align: center">DIMENSIONAL INVESTMENT GROUP INC.</td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"> </td> <td style="font-weight: bold; text-align: center"> </td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA MN Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">U.S. Large Company Portfolio</span></td></tr>
<tr style="vertical-align: top"> <td style="font-weight: bold; text-align: center"><span style="font-weight: normal; font-style: normal; font-variant: normal">DFA Oregon Municipal Bond Portfolio</span></td> <td style="font-weight: bold; text-align: center"> </td></tr>
</table><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center">SUPPLEMENT TO THE STATUTORY<br/>
PROSPECTUSES OF EACH PORTFOLIO LISTED ABOVE</p><p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: center"> </p>
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">The purpose of this supplement to the Statutory
Prospectuses dated February 28, 2026, as amended, of the portfolios listed above (each, a “Portfolio” and collectively,
the “Portfolios”), each a series of DFA Investment Dimensions Group Inc. or Dimensional Investment Group Inc. (collectively,
the “Funds”), is to notify shareholders that the Boards of Directors of the Funds approved reductions to the Portfolios’
management fees and reduced expense limitation amounts for the DFA Oregon Municipal Bond Portfolio and U.S. Large Company Portfolio,
effective as of July 1, 2026, as described below.</p>
DFA INVESTMENT DIMENSIONS GROUP INC
DIMENSIONAL INVESTMENT GROUP INC
DFA MN Municipal Bond Portfolio
U.S. Large Company Portfolio
U.S. Large Company Portfolio
DFA Oregon Municipal Bond Portfolio
2026-02-28
Shareholder Fees (fees paid directly from your investment)
Annual Fund Operating Expenses (expenses that you pay each
year as a percentage of the value of your investment)
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="width: 88%; border-bottom: black 1px solid">Management Fee</td>
<td style="width: 12%; border-bottom: black 1px solid; text-align: right">0.20%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Other Expenses</td>
<td style="border-bottom: black 1px solid; text-align: right">0.20%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses</td>
<td style="border-bottom: black 1px solid; text-align: right">0.40%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Fee Waiver and/or Expense Reimbursement<sup>2</sup></td>
<td style="border-bottom: black 1px solid; text-align: right">0.10%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement</td>
<td style="border-bottom: black 1px solid; text-align: right">0.30%</td></tr>
</table>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0; padding-top: 3pt"></td><td style="width: 7.2pt; padding-top: 3pt"><sup>1</sup></td><td style="text-align: justify; padding-top: 3pt">The “Management Fee” and “Total Annual Fund Operating Expenses” have been
adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.25% to 0.20% effective as of July 1, 2026.</td></tr></table><p style="margin-top: 0pt; margin-bottom: 0pt; font: 3pt Arial, Helvetica, Sans-Serif"> </p>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0"></td><td style="width: 7.2pt"><sup>2</sup></td><td style="text-align: justify">Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in
certain instances, assume certain expenses of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement for the Portfolio
will remain in effect through February 28, 2027, and may only be terminated by the Fund’s Board of Directors prior to that
date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived and/or expenses
previously assumed up to thirty-six months after such fee waiver and/or expense assumption.</td></tr></table>
0.002
0.002
0.004
-0.001
0.003
EXAMPLE
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">This Example is meant to help you compare
the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in
the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that
the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio
that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based
on these assumptions your costs whether you redeem or hold your shares would be:</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center">$31</td>
<td style="border-bottom: black 1px solid; text-align: center">$118</td>
<td style="border-bottom: black 1px solid; text-align: center">$214</td>
<td style="border-bottom: black 1px solid; text-align: center">$495</td></tr>
</table>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center">$31</td>
<td style="border-bottom: black 1px solid; text-align: center">$118</td>
<td style="border-bottom: black 1px solid; text-align: center">$214</td>
<td style="border-bottom: black 1px solid; text-align: center">$495</td></tr>
</table>
31
31
118
118
214
214
495
495
Shareholder Fees (fees paid directly from your investment)
Annual Fund Operating Expenses (expenses that you pay each
year as a percentage of the value of your investment)
<table cellpadding="0" style="font: 8pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="width: 88%; border-bottom: black 1px solid"><span style="font: 8pt Arial, Helvetica, Sans-Serif">Management Fee</span></td>
<td style="width: 12%; border-bottom: black 1px solid; text-align: right"><span style="font: 8pt Arial, Helvetica, Sans-Serif">0.20%</span></td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid"><span style="font: 8pt Arial, Helvetica, Sans-Serif">Other Expenses</span></td>
<td style="border-bottom: black 1px solid; text-align: right"><span style="font: 8pt Arial, Helvetica, Sans-Serif">0.09%</span></td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid"><span style="font: 8pt Arial, Helvetica, Sans-Serif">Total Annual Fund Operating Expenses</span></td>
<td style="border-bottom: black 1px solid; text-align: right"><span style="font: 8pt Arial, Helvetica, Sans-Serif">0.29%</span></td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid"><span style="font: 8pt Arial, Helvetica, Sans-Serif">Fee Waiver and/or Expense Reimbursement<sup>2</sup></span></td>
<td style="border-bottom: black 1px solid; text-align: right"><span style="font: 8pt Arial, Helvetica, Sans-Serif">0.04%</span></td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid"><span style="font: 8pt Arial, Helvetica, Sans-Serif">Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement</span></td>
<td style="border-bottom: black 1px solid; text-align: right"><span style="font: 8pt Arial, Helvetica, Sans-Serif">0.25%</span></td></tr>
</table>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0; padding-top: 3pt"></td><td style="width: 7.2pt; padding-top: 3pt"><sup>1</sup></td><td style="text-align: justify; padding-top: 3pt">The “Management Fee” and “Total Annual Fund Operating Expenses” have been
adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.25% to 0.20% effective as of July 1, 2026.</td></tr></table><p style="margin-top: 0pt; margin-bottom: 0pt; font: 5pt Arial, Helvetica, Sans-Serif"> </p>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0"></td><td style="width: 7.2pt"><sup>2</sup></td><td style="text-align: justify">Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in
certain instances, assume certain expenses of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement for the Portfolio
will remain in effect through February 28, 2028, and may only be terminated by the Fund’s Board of Directors prior to that
date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived and/or expenses
previously assumed up to thirty-six months after such fee waiver and/or expense assumption.</td></tr></table>
0.002
0.0009
0.0029
-0.0004
0.0025
EXAMPLE
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">This Example is meant to help you compare
the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in
the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that
the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio
that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based
on these assumptions your costs whether you redeem or hold your shares would be:</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr>
<td style="border-bottom: black 1px solid; text-align: center">$26</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$89</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$159</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$364</td></tr>
</table>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr>
<td style="border-bottom: black 1px solid; text-align: center">$26</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$89</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$159</td>
<td style="vertical-align: top; border-bottom: black 1px solid; text-align: center">$364</td></tr>
</table>
26
26
89
89
159
159
364
364
Shareholder Fees (fees paid directly from your investment)
Annual Fund Operating Expenses (expenses that you pay each
year as a percentage of the value of your investment)
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="width: 88%; border-bottom: black 1px solid">Management Fee</td>
<td style="width: 12%; border-bottom: black 1px solid; text-align: right">0.04%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Other Expenses</td>
<td style="border-bottom: black 1px solid; text-align: right">0.03%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses</td>
<td style="border-bottom: black 1px solid; text-align: right">0.07%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Fee Waiver and/or Expense Reimbursement<sup>2</sup></td>
<td style="border-bottom: black 1px solid; text-align: right">0.01%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement</td>
<td style="border-bottom: black 1px solid; text-align: right">0.06%</td></tr>
</table>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0; padding-top: 3pt"></td><td style="width: 7.2pt; padding-top: 3pt"><sup>1</sup></td><td style="text-align: justify; padding-top: 3pt">The “Management Fee” and “Total Annual Fund Operating Expenses” have been
adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.06% to 0.04% effective as of July 1, 2026.</td></tr></table><p style="margin-top: 0pt; margin-bottom: 0pt; font: 5pt Arial, Helvetica, Sans-Serif"> </p>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0"></td><td style="width: 7.2pt"><sup>2</sup></td><td style="text-align: justify">Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees of the
Portfolio. The Fee Waiver Agreement for the Portfolio will remain in effect through February 28, 2028, and may only be terminated
by the Fund’s Board of Directors prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement
for any fees previously waived up to thirty-six months after such fee waiver.</td></tr></table>
0.0004
0.0003
0.0007
-0.0001
0.0006
EXAMPLE
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">This Example is meant to help you compare
the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in
the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that
the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio
that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based
on these assumptions your costs whether you redeem or hold your shares would be:</p>
<table cellpadding="0" style="font: 8pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">1 Year</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">3 Years</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">5 Years</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">10 Years</span></td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$6</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$22</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$39</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$89</span></td></tr>
</table>
<table cellpadding="0" style="font: 8pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">1 Year</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">3 Years</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">5 Years</span></td>
<td style="width: 25%; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">10 Years</span></td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$6</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$22</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$39</span></td>
<td style="border-bottom: black 1px solid; text-align: center"><span style="font: 8pt Arial, Helvetica, Sans-Serif">$89</span></td></tr>
</table>
6
6
22
22
39
39
89
89
Shareholder Fees (fees paid directly from your investment)
Annual Fund Operating Expenses (expenses that you pay each
year as a percentage of the value of your investment)
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="width: 88%; border-bottom: black 1px solid">Management Fee</td>
<td style="width: 12%; border-bottom: black 1px solid; text-align: right">0.04%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Other Expenses<sup>2</sup></td>
<td style="border-bottom: black 1px solid; text-align: right">0.05%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses</td>
<td style="border-bottom: black 1px solid; text-align: right">0.09%</td></tr>
<tr style="vertical-align: top; ">
<td style="border-bottom: black 1px solid">Fee Waiver and/or Expense Reimbursement<sup>3</sup></td>
<td style="border-bottom: black 1px solid; text-align: right">0.03%</td></tr>
<tr style="vertical-align: top; background-color: rgb(229,255,255)">
<td style="border-bottom: black 1px solid">Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement</td>
<td style="border-bottom: black 1px solid; text-align: right">0.06%</td></tr>
</table>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0; padding-top: 3pt"></td><td style="width: 7.2pt; padding-top: 3pt"><sup>1</sup></td><td style="text-align: justify; padding-top: 3pt">The “Management Fee” and “Total Annual Fund Operating Expenses” have been
adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.06% to 0.04% effective as of July 1, 2026.</td></tr></table><p style="margin-top: 0pt; margin-bottom: 0pt; font: 5pt Arial, Helvetica, Sans-Serif"> </p>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0"></td><td style="width: 7.2pt"><sup>2</sup></td><td style="text-align: justify">The ETF Class shares of the Portfolio are new, so the “Other Expenses” shown for the
class are based on anticipated fees and expenses for the first full fiscal year.</td></tr></table><p style="margin-top: 0pt; margin-bottom: 0pt; font: 5pt Arial, Helvetica, Sans-Serif"> </p>
<table cellpadding="0" style="font: 8pt Arial, Helvetica, Sans-Serif; margin-top: 0pt; margin-bottom: 0pt; border-spacing: 0px;" width="100%"><tr style="vertical-align: top">
<td style="width: 0"></td><td style="width: 7.2pt"><sup>3</sup></td><td style="text-align: justify">Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in
certain instances, assume certain expenses of the ETF Class shares of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement
for the Portfolio will remain in effect through February 28, 2028, and may only be terminated by the Fund’s Board of Directors
prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived
and/or expenses previously assumed up to thirty-six months after such fee waiver and/or expense assumption.</td></tr></table>
0.0004
0.0005
0.0009
-0.0003
0.0006
EXAMPLE
<p style="font: 8pt Arial, Helvetica, Sans-Serif; margin: 0pt 0; text-align: justify">This Example is meant to help you compare
the cost of investing in the Portfolio’s ETF Class shares with the cost of investing in other funds. The Example
assumes that you invest $10,000 in the Portfolio’s ETF Class shares for the time periods indicated. The Example
also assumes that your investment has a 5% return each year and that the Portfolio’s operating expenses remain the same. The
costs for the Portfolio’s ETF class shares reflect the net expenses of the Portfolio’s ETF Class shares that result from the contractual
expense waiver in the first year only. Although your actual costs may be higher or lower, based on these assumptions your
costs whether you redeem or hold your shares would be:</p>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center">$6</td>
<td style="border-bottom: black 1px solid; text-align: center">$26</td>
<td style="border-bottom: black 1px solid; text-align: center">$48</td>
<td style="border-bottom: black 1px solid; text-align: center">$112</td></tr>
</table>
<table cellpadding="0" style="width: 100%; border-collapse: collapse; font: 8pt Arial, Helvetica, Sans-Serif; border-spacing: 0px;">
<tr style="vertical-align: top; background-color: #A7A9AC">
<td style="width: 25%; text-align: center">1 Year</td>
<td style="width: 25%; text-align: center">3 Years</td>
<td style="width: 25%; text-align: center">5 Years</td>
<td style="width: 25%; text-align: center">10 Years</td></tr>
<tr style="vertical-align: top">
<td style="border-bottom: black 1px solid; text-align: center">$6</td>
<td style="border-bottom: black 1px solid; text-align: center">$26</td>
<td style="border-bottom: black 1px solid; text-align: center">$48</td>
<td style="border-bottom: black 1px solid; text-align: center">$112</td></tr>
</table>
6
6
26
26
48
48
112
112
497
N-1A
0000861929
0000355437
false
2025-10-31