Gossamer Bio, Inc.
For the period ended Sep 30, 2025. Filed Nov 5, 2025.
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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, 2025 · Filed Nov 5, 2025
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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Condensed Consolidated Statements of Cash Flows
(in thousands)
| Nine months ended September 30, | ||
|---|---|---|
| 2025 | 2024 | |
| Cash flows from operating activities | ||
| Net loss | $(123,132) | $(23,499) |
| Adjustments to reconcile net loss to net cash provided by (used in) operating activities: | ||
| Depreciation and amortization expense | 18 | 725 |
| Stock-based compensation expense | 7,657 | 15,654 |
| In process research and development expenses | 7,476 | — |
| Amortization of operating lease right-of-use assets | 757 | 2,351 |
| Amortization of long-term debt discount and issuance costs | 734 | 848 |
| Amortization of premium on marketable securities, net of accretion of discounts | (6,196) | (9,698) |
| Loss on disposal of property and equipment | — | 621 |
| Changes in operating assets and liabilities: | ||
| Receivable from contracts with collaborators | (3,905) | (6,588) |
| Prepaid expenses and other current assets | (4,490) | (552) |
| Other assets | (124) | 335 |
| Operating lease liabilities | (739) | (2,351) |
| Accounts payable | (7,569) | (4,736) |
| Accrued expenses and other current liabilities | 1,671 | (9,778) |
| Accrued research and development expenses | 7,281 | 2,499 |
| Accrued compensation and benefits | (25) | (290) |
| Contract liabilities | (4,866) | 64,107 |
| Accrued interest expense | 2,500 | 2,365 |
| Net cash provided by (used in) operating activities | (122,952) | 32,013 |
| Cash flows from investing activities | ||
| Purchase of marketable securities | (206,119) | (411,093) |
| Maturities of marketable securities | 289,400 | 386,900 |
| Purchase of property and equipment | (79) | — |
| Net cash provided by (used in) investing activities | 83,202 | (24,193) |
| Cash flows from financing activities | ||
| Proceeds from issuance of common stock pursuant to Employee Stock Purchase Plan | 841 | 629 |
| Proceeds from the exercise of stock options | 691 | — |
| Proceeds from the exercise of warrants | 938 | — |
| Proceeds from grant of equity option pursuant to Chiesi Collaboration Agreement | — | 464 |
| Principal repayments of long-term debt | — | (12,581) |
| Net cash provided by (used in) financing activities | 2,470 | (11,488) |
| Effect of exchange rate changes on cash and cash equivalents | 139 | 23 |
| Net decrease in cash and cash equivalents | (37,141) | (3,645) |
| Cash and cash equivalents, at the beginning of the period | 46,074 | 32,109 |
| Cash and cash equivalents, at the end of the period | $8,933 | $28,464 |
| Supplemental disclosure of cash flow information: | ||
| Cash paid for interest | $5,000 | $5,561 |
| Supplemental disclosure of noncash investing and financing activities: | ||
| Operating lease right-of-use asset obtained in exchange for lease liability | $— | $5,246 |
| Change in unrealized gain (loss) on marketable securities, net | $(68) | $363 |
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