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Common Stock and Common Stock Warrants (Tables) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 29, 2026 | Dec. 28, 2025
Common Stock and Common Stock Warrants [Abstract] |  |
Schedule of Reserved Shares of Common Stock | The Company has reserved shares of common stock for issuance related to the following:
|  | As of |
|  | March 29, |  |  | December 28, |
|  | 2026 |  |  | 2025 |
Common stock warrants |  |  | 25,670,265 |  |  |  | 25,670,265 |
Employee stock purchase plan |  |  | 3,174,434 |  |  |  | 3,174,434 |
Stock options and RSUs, issued and outstanding |  |  | 18,299,560 |  |  |  | 19,164,660 |
Stock options and RSUs, authorized for future issuance |  |  | 11,603,508 |  |  |  | 11,603,508 |
SAFE Agreement |  |  | 2,750,000 |  |  |  | 2,750,000 |
Forward purchase agreements |  |  | 6,720,000 |  |  |  | 6,720,000 |
Convertible notes |  |  | 82,635,442 |  |  |  | 82,460,428 |
Deferred purchase price consideration |  |  | 4,973,840 |  |  |  | 11,640,506 |
Total shares reserved |  |  | 155,827,049 |  |  |  | 163,183,801 |
| The Company has reserved shares of common stock for issuance related to the following:
|  | As of |
|  | December 28, |  |  | December 29, |
|  | 2025 |  |  | 2024 |
Common stock warrants |  |  | 25,670,265 |  |  |  | 31,670,265 |
Employee stock purchase plan |  |  | 3,174,434 |  |  |  | 2,628,996 |
Stock options and RSUs, issued and outstanding |  |  | 19,164,660 |  |  |  | 11,979,368 |
Stock options and RSUs, authorized for future issuance |  |  | 11,603,508 |  |  |  | 2,577,895 |
SAFE Agreement |  |  | 2,750,000 |  |  |  | 2,750,000 |
Forward purchase agreements |  |  | 6,720,000 |  |  |  | 6,720,000 |
Convertible notes |  |  | 82,460,428 |  |  |  | 58,579,636 |
Deferred purchase price consideration |  |  | 11,640,506 |  |  |  | — |
Total shares reserved |  |  | 163,183,801 |  |  |  | 116,906,160 |
Schedule of Common Stock for Outstanding Warrants | The potential number of shares of the Company’s common stock for outstanding warrants were as follows:
|  | Potential shares of common stock as of |  |  | Exercise |  |  |  |
|  | March 29, 2026 (1) |  |  | December 28, 2025 (1) |  |  | price per share |  |  | Expiration date |
Liability classified warrants |  |  |  |  |  |  |  |  |  |  |  |
Public Warrants |  |  | 8,625,000 |  |  |  | 8,625,000 |  |  | $ | 11.50 |  |  | July 18, 2028 (2) |
Private Placement Warrants |  |  | 6,266,667 |  |  |  | 6,266,667 |  |  |  | 11.50 |  |  | July 18, 2028 (2) |
Working Capital Warrants |  |  | 716,668 |  |  |  | 716,668 |  |  |  | 11.50 |  |  | July 18, 2028 (2) |
Total shares of common stock – liability classified warrants |  |  | 15,608,335 |  |  |  | 15,608,335 |  |  |  |  |  |  |  |
Equity classified warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series B Warrants (converted to common stock warrants) |  |  | 5,054 |  |  |  | 5,054 |  |  | $ | 4.30 |  |  | February 2026 |
Series C Warrants (converted to common stock warrants) |  |  | 482,969 |  |  |  | 482,969 |  |  |  | 1.00 |  |  | July 2026 |
Series C-1 Warrants (converted to common stock warrants) |  |  | 173,067 |  |  |  | 173,067 |  |  |  | 0.01 |  |  | January 2030 |
SVB Common Stock Warrants |  |  | 2,473 |  |  |  | 2,473 |  |  |  | 0.38 |  |  | 2033 |
SVB Common Stock Warrants |  |  | 2,525 |  |  |  | 2,525 |  |  |  | 0.62 |  |  | 2033 |
Promissory Note Common Stock Warrants |  |  | 24,148 |  |  |  | 24,148 |  |  |  | 0.01 |  |  | October 2031 |
July 2023 Common Stock Warrants |  |  | 38,981 |  |  |  | 38,981 |  |  |  | 0.01 |  |  | July 2028 |
Common Stock Warrants Issued in 2023 (“Merger Warrants”) |  |  | 6,266,572 |  |  |  | 6,266,572 |  |  |  | 11.50 |  |  | July 18, 2033 |
Cantor Warrant |  |  | 3,066,141 |  |  |  | 3,066,141 |  |  |  | 1.68 |  |  | June 2029 |
Total shares of common stock – equity classified warrants |  |  | 10,061,930 |  |  |  | 10,061,930 |  |  |  |  |  |  |  |
Total potential shares of common stock |  |  | 25,670,265 |  |  |  | 25,670,265 |  |  |  |  |  |  |  |
(1) | Excludes the 2025 Cantor Warrant which was not issued as of March 29, 2026.
(2) | The warrants expire five years after the Closing date of the Mergers, which date was July 18, 2023, or earlier upon redemption or liquidation.
| The potential number of shares of the Company’s common stock for outstanding warrants were as follows:
|  | Potential shares of common stock as of |  |  | Exercise |  |  |
|  | December 28, 2025 (1) |  |  | December 29, 2024 |  |  | price per share |  |  | Expiration date
Liability classified warrants |  |  |  |  |  |  |  |  |  |  |
Public Warrants |  |  | 8,625,000 |  |  |  | 8,625,000 |  |  | $ | 11.50 |  |  | July 18, 2028 (2)
Private Placement Warrants |  |  | 6,266,667 |  |  |  | 6,266,667 |  |  |  | 11.50 |  |  | July 18, 2028 (2)
Working Capital Warrants |  |  | 716,668 |  |  |  | 716,668 |  |  |  | 11.50 |  |  | July 18, 2028 (2)
Total shares of common stock – liability classified warrants |  |  | 15,608,335 |  |  |  | 15,608,335 |  |  |  |  |  |  |
Equity classified warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series B Warrants (converted to common stock warrants) |  |  | 5,054 |  |  |  | 5,054 |  |  | $ | 4.30 |  |  | February 2026
Series C Warrants (converted to common stock warrants) |  |  | 482,969 |  |  |  | 482,969 |  |  |  | 1.00 |  |  | July 2026
Series C-1 Warrants (converted to common stock warrants) |  |  | 173,067 |  |  |  | 173,067 |  |  |  | 0.01 |  |  | January 2030
SVB Common Stock Warrants |  |  | 2,473 |  |  |  | 2,473 |  |  |  | 0.38 |  |  | 2033
SVB Common Stock Warrants |  |  | 2,525 |  |  |  | 2,525 |  |  |  | 0.62 |  |  | 2033
Promissory Note Common Stock Warrants |  |  | 24,148 |  |  |  | 24,148 |  |  |  | 0.01 |  |  | October 2031
July 2023 Common Stock Warrants |  |  | 38,981 |  |  |  | 38,981 |  |  |  | 0.01 |  |  | July 2028
Common Stock Warrants Issued in 2023 (“Merger Warrants”) |  |  | 6,266,572 |  |  |  | 6,266,572 |  |  |  | 11.50 |  |  | July 18, 2033
Ayna Warrant |  |  | — |  |  |  | 6,000,000 |  |  |  | 0.01 |  |  | June 2029
Cantor Warrant |  |  | 3,066,141 |  |  |  | 3,066,141 |  |  |  | 1.68 |  |  | June 2029
Total shares of common stock – equity classified warrants |  |  | 10,061,930 |  |  |  | 16,061,930 |  |  |  |  |  |  |
Total potential shares of common stock |  |  | 25,670,265 |  |  |  | 31,670,265 |  |  |  |  |  |  |
(1) | Excludes the 2025 Cantor Warrant (as defined below) which was not issued as of December 28, 2025.
(2) | The warrants expire five years after the Closing date of the Mergers, which date was July 18, 2023, or earlier upon redemption or liquidation.

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