Gossamer Bio, Inc.
For the period ended Dec 31, 2025. Filed Mar 17, 2026.
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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.
FY2025 · Filed Mar 17, 2026
GOSS$11.28+6.0%Stored close · as of Nov 10, 2026
Extracted filing text, with the paragraph anchors used by the comparison.
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Item 8. Consolidated Statements of Cash Flows
Consolidated Statements of Cash Flows
(in thousands)
| Year Ended December 31, | |||
|---|---|---|---|
| 2025 | 2024 | 2023 | |
| Cash flows from operating activities | |||
| Net loss | $(170,370) | $(56,528) | $(179,817) |
| Adjustments to reconcile net loss to net cash used in operating activities: | |||
| Depreciation and amortization | 24 | 833 | 1,607 |
| Stock-based compensation expense | 10,555 | 20,619 | 28,518 |
| In process research and development expenses | 7,475 | — | 10,000 |
| Amortization of operating lease right-of-use assets | 978 | 3,318 | 2,778 |
| Amortization of long-term debt discount and issuance costs | 985 | 1,086 | 1,321 |
| Amortization of premium on investments, net of accretion of discounts | (7,278) | (13,062) | (9,450) |
| Net realized gain on investments | (5) | — | — |
| Loss on disposal of property and equipment | — | 806 | 726 |
| Changes in operating assets and liabilities: | |||
| Receivable from contracts with collaborators | (6,889) | (5,338) | — |
| Prepaid expenses and other current assets | (8,453) | 62 | (3,892) |
| Other assets | (125) | 335 | 62 |
| Operating lease liabilities | (961) | (3,386) | (2,982) |
| Accounts payable | (2,747) | (1,656) | 3,990 |
| Accrued expenses | 1,448 | (10,718) | (835) |
| Accrued research and development expenses | 11,207 | 2,676 | (7,847) |
| Accrued compensation and benefits | (784) | 1,701 | (3,240) |
| Contract liabilities | (6,326) | 55,919 | — |
| Accrued interest expense | — | (135) | (97) |
| Net cash used in operating activities | (171,266) | (3,468) | (159,158) |
| Cash flows from investing activities | |||
| Purchase of marketable securities | (227,107) | (494,777) | (441,670) |
| Maturities of marketable securities | 376,400 | 523,800 | 330,700 |
| Sales of marketable securities | 7,144 | — | — |
| Purchase of property and equipment | (79) | — | — |
| Net cash provided by (used in) investing activities | 156,358 | 29,023 | (110,970) |
| Cash flows from financing activities | |||
| Proceeds from issuance of common stock and warrants in a private offering, net of offering costs | — | — | 201,323 |
| Proceeds from issuance of common stock under Employee Stock Purchase Plan | 840 | 629 | 444 |
| Proceeds from the exercise of stock options | 1,930 | — | — |
| Proceeds from the exercise of warrants | 3,655 | — | — |
| Proceeds from issuance of equity option pursuant to stock purchase agreement | — | 464 | — |
| Principal repayments of long-term debt | — | (12,581) | (11,613) |
| Net cash provided by (used in) financing activities | 6,425 | (11,488) | 190,154 |
| Effect of exchange rate changes on cash and cash equivalents | 141 | (102) | 110 |
| Net increase (decrease) in cash and cash equivalents | (8,342) | 13,965 | (79,864) |
| Cash and cash equivalents, at the beginning of the period | 46,074 | 32,109 | 111,973 |
| Cash and cash equivalents, at the end of the period | $37,732 | $46,074 | $32,109 |
| Supplemental disclosure of cash flow information: | |||
| Cash paid for interest | $10,000 | $10,561 | $12,288 |
| Supplemental disclosure of noncash investing and financing activities: | |||
| Right-of-use assets obtained in exchange for lease liabilities | $— | $5,298 | $— |
| Change in unrealized gain (loss) on marketable securities, net | $(90) | $89 | $191 |
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