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Gossamer Bio, Inc.

For the period ended Dec 31, 2025. Filed Mar 17, 2026.

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About this filing

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$10.65+9.0%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Item 16. Form 10-K Summary

None.

Gossamer Bio, Inc.

Index to Consolidated Financial Statements

Page
Report of Independent Registered Public Accounting Firm; Ernst & Young LLP, San Diego, CA (PCAOB ID: 42)F-1
Consolidated Balance SheetsF-3
Consolidated Statements of Operations and Comprehensive LossF-4
Consolidated Statements of Stockholders’ Equity (Deficit)F-5
Consolidated Statements of Cash FlowsF-6
Notes to Consolidated Financial StatementsF-7
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.