| Schedule of Marketable Securities Classified as Available-for-sale Securities |
Marketable securities classified as available-for-sale securities are summarized below:
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Available-For-Sale Securities
as of September 26, 2026 |
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|
Fair Value Level |
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Amortized Cost |
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Gross Unrealized
Gains |
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Gross Unrealized
Losses |
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|
Fair Value |
|
U.S. Treasury securities |
|
Level 2 |
|
$ |
17,304 |
|
|
$ |
— |
|
|
$ |
(534 |
) |
|
$ |
16,770 |
|
Agency securities |
|
Level 2 |
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|
139,720 |
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|
— |
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(5,099 |
) |
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|
134,621 |
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Mortgage-backed securities |
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Level 2 |
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65,620 |
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|
|
— |
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|
(2,144 |
) |
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|
63,476 |
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Corporate debt securities |
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Level 2 |
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|
1,646,142 |
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|
400 |
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|
(39,071 |
) |
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1,607,471 |
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Municipal securities |
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Level 2 |
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209,752 |
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3 |
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(5,314 |
) |
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204,441 |
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Other |
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Level 2 |
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— |
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— |
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— |
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— |
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Total |
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$ |
2,078,538 |
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$ |
403 |
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|
$ |
(52,162 |
) |
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$ |
2,026,779 |
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Available-For-Sale Securities
as of December 27, 2025 |
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|
Fair Value Level |
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Amortized Cost |
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Gross Unrealized
Gains |
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Gross Unrealized
Losses |
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|
Fair Value |
|
U.S. Treasury securities |
|
Level 2 |
|
$ |
11,310 |
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|
$ |
54 |
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|
$ |
(3 |
) |
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$ |
11,361 |
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Agency securities |
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Level 2 |
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79,794 |
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63 |
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(316 |
) |
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79,541 |
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Mortgage-backed securities |
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Level 2 |
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86,251 |
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567 |
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(1,508 |
) |
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85,310 |
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Corporate debt securities |
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Level 2 |
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1,454,326 |
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12,809 |
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(4,624 |
) |
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1,462,511 |
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Municipal securities |
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Level 2 |
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217,629 |
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675 |
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(2,201 |
) |
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216,103 |
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Other |
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Level 2 |
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1,346 |
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— |
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(41 |
) |
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1,305 |
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Total |
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$ |
1,850,656 |
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$ |
14,168 |
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$ |
(8,693 |
) |
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$ |
1,856,131 |
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| Schedule of Gross Unrealized Losses and Fair Value by Major Security Type |
The following tables display additional information regarding gross unrealized losses and fair value by major security type for available-for-sale securities in an unrealized loss position as of September 26, 2026 and December 27, 2025.
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As of September 26, 2026 |
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Less than 12 Consecutive Months |
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12 Consecutive Months or Longer |
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Total |
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Gross Unrealized Losses |
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Fair Value |
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Gross Unrealized Losses |
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Fair Value |
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Gross Unrealized Losses |
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Fair Value |
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U.S. Treasury securities |
|
$ |
(534 |
) |
|
$ |
16,770 |
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|
$ |
— |
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|
$ |
— |
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|
$ |
(534 |
) |
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$ |
16,770 |
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Agency securities |
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(5,099 |
) |
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|
134,621 |
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— |
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— |
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(5,099 |
) |
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134,621 |
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Mortgage-backed securities |
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(1,324 |
) |
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55,921 |
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(820 |
) |
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7,555 |
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(2,144 |
) |
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63,476 |
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Corporate debt securities |
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(37,017 |
) |
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1,322,105 |
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(2,054 |
) |
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149,726 |
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(39,071 |
) |
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1,471,831 |
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Municipal securities |
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(4,912 |
) |
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162,462 |
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(402 |
) |
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38,078 |
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(5,314 |
) |
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200,540 |
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Other |
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— |
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— |
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— |
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— |
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— |
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— |
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Total |
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$ |
(48,886 |
) |
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$ |
1,691,879 |
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$ |
(3,276 |
) |
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$ |
195,359 |
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$ |
(52,162 |
) |
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$ |
1,887,238 |
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As of December 27, 2025 |
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Less than 12 Consecutive Months |
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12 Consecutive Months or Longer |
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Total |
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Gross Unrealized Losses |
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Fair Value |
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Gross Unrealized Losses |
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Fair Value |
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Gross Unrealized Losses |
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Fair Value |
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U.S. Treasury securities |
|
$ |
(3 |
) |
|
$ |
7,981 |
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$ |
— |
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$ |
— |
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|
$ |
(3 |
) |
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$ |
7,981 |
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Agency securities |
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(217 |
) |
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54,089 |
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(99 |
) |
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6,900 |
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(316 |
) |
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60,989 |
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Mortgage-backed securities |
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(193 |
) |
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15,074 |
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(1,315 |
) |
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14,664 |
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(1,508 |
) |
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29,738 |
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Corporate debt securities |
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(1,469 |
) |
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222,514 |
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(3,155 |
) |
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301,363 |
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(4,624 |
) |
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523,877 |
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Municipal securities |
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(193 |
) |
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11,094 |
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(2,008 |
) |
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147,899 |
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(2,201 |
) |
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158,993 |
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Other |
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(2 |
) |
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301 |
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(39 |
) |
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1,004 |
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(41 |
) |
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|
1,305 |
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Total |
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$ |
(2,077 |
) |
|
$ |
311,053 |
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$ |
(6,616 |
) |
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$ |
471,830 |
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$ |
(8,693 |
) |
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$ |
782,883 |
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| Schedule of Amortized Cost and Estimated Fair Value of Marketable Securities by Maturity |
The amortized cost and fair value of marketable securities at September 26, 2026, by maturity, are shown below.
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Amortized Cost |
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Fair Value |
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Due in one year or less |
|
$ |
301,022 |
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$ |
299,693 |
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Due after one year through five years |
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1,683,800 |
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1,639,028 |
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Due after five years through ten years |
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91,904 |
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86,784 |
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Due after ten years |
|
|
1,812 |
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|
1,274 |
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Total |
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$ |
2,078,538 |
|
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$ |
2,026,779 |
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