DEEP FISSION, INC.
For the period ended Sep 30, 2026. Filed Nov 4, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2026 · Filed Nov 4, 2026
FISN$2.12-25.1%Stored close · as of Nov 10, 2026
Extracted filing text, with the paragraph anchors used by the comparison.
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Condensed Consolidated Statements of Cash Flows
(In thousands)
(Unaudited)
| | | | | | | |
|---|---|---|---|---|---|---|
| · · For the Nine Months Ended | ||||||
| · · September 30, | ||||||
| · · 2026 · · 2025 | ||||||
| Cash flows from operating activities: | | | | | | |
| Net loss | $(73,282) | $(52,351) | ||||
| Adjustments to reconcile net loss to net cash used in operating activities: | | | | | | |
| Depreciation and amortization | | | 34 | | | 5 |
| Change in fair value of SAFE notes | | | — | | | 39,834 |
| Stock-based compensation | | | 23,706 | | | 5,664 |
| Changes in operating assets and liabilities: | | | | | | |
| Prepaid expenses and other current assets | | | (20,526) | | | (225) |
| Long-term prepaid expenses and other non-current assets | | | (948) | | | — |
| Accounts payable | | | 5,634 | | | 257 |
| Accrued expenses | | | 638 | | | 344 |
| Accrued compensation | | | 3,473 | | | (18) |
| Net cash used in operating activities | | | (61,271) | | | (6,490) |
| | | | | | | |
| Cash flows from investing activities: | | | | | | |
| Purchases of property and equipment | | | (162) | | | (28) |
| Investments in available-for-sale securities | | | (8,276) | | | — |
| Net cash used in investing activities | | | (8,438) | | | (28) |
| | | | | | | |
| Cash flows from financing activities: | | | | | | |
| Proceeds from exercise of restricted stock awards | | | — | | | 1 |
| Proceeds from convertible SAFE notes | | | — | | | 2,966 |
| Proceeds from private placement | | | 80,000 | | | 30,000 |
| Offering costs paid related to private placement | | | (4,851) | | | (2,936) |
| Proceeds from initial public offering, net of underwriting discounts and commissions | | | 36,800 | | | — |
| Offering costs paid related to initial public offering | | | (2,509) | | | — |
| Payments of employee tax withholding on net share settlement of restricted stock units | | | (17) | | | — |
| Net cash provided by financing activities | | | 109,423 | | | 30,031 |
| | | | | | | |
| Net increase in cash and cash equivalents | | | 39,714 | | | 23,513 |
| | | | | | | |
| Cash and cash equivalents, beginning of the year | | | 23,719 | | | 6,729 |
| Cash and cash equivalents, end of the period | $63,433 | $30,242 | ||||
| | | | | | | |
| Supplemental cash flow information: | | | | | | |
| Right-of-use assets acquired through operating leases | | $44 | | | — | |
| Conversion of SAFE Notes into common stock | | | — | $53,511 | ||
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