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Gossamer Bio, Inc.

For the period ended Sep 30, 2025. Filed Nov 5, 2025.

View on SEC.gov

About this filing

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

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Condensed Consolidated Statements of Operations and Comprehensive Loss

(in thousands, except share and per share amounts)

Three months ended September 30,Nine months ended September 30,
2025202420252024
Revenue:
Revenue from sale of licenses$—$—$—$88,751
Revenue from contracts with collaborators13,2949,480$34,672$16,571
Total revenue13,2949,48034,672105,322
Operating expenses:
Research and development45,54234,897125,158102,375
In process research and development7,476—7,476—
General and administrative9,3908,50226,72726,738
Total operating expenses62,40843,399159,361129,113
Loss from operations(49,114)(33,919)(124,689)(23,791)
Other income (expense)
Interest income6874301,5232,523
Interest expense(2,748)(2,734)(8,238)(8,779)
Other income, net2,9544,2888,2729,851
Total other income, net8931,9841,5573,595
Loss before provision (benefit) for income taxes(48,221)(31,935)(123,132)(20,196)
Provision (benefit) for income taxes—(1,132)—3,303
Net loss$(48,221)$(30,803)$(123,132)$(23,499)
Other comprehensive income (loss):
Foreign currency translation(130)(2,260)(6,228)(2,244)
Unrealized gain (loss) on marketable securities111547(68)363
Other comprehensive loss(19)(1,713)(6,296)(1,881)
Comprehensive loss$(48,240)$(32,516)$(129,428)$(25,380)
Net loss per share, basic and diluted$(0.21)$(0.14)$(0.54)$(0.10)
Weighted average common shares outstanding, basic and diluted227,981,475226,346,058227,362,592226,101,727
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.