Companies

Gossamer Bio, Inc. (GOSS) SEC filings

CIK 0001728117 · Pharmaceutical Preparations (SIC 2834) · Nasdaq · incorporated in DE · fiscal year ends 12/31

Annual financials (from the company's own XBRL in its 10-K filings)

FY2025FY2024FY2023FY2022
Revenue (USD)48.5 M0
Net income (USD)-229.4 M-234.0 M-243.4 M
Diluted EPS (USD/shares)-0.75-2.71

Latest filings

FiledFormDescriptionPeriod
2026-10-08SCHEDULE 13D/ASCHEDULE 13D/A
2026-09-28SCHEDULE 13D/ASCHEDULE 13D/A
2026-09-288-K8-K items 8.012026-09-25
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-254FORM 42026-09-23
2026-09-238-K8-K items 8.012026-09-23
2026-09-223FORM 32026-09-16
2026-09-16DEF 14ADEF 14A2026-10-27
2026-09-168-K8-K items 5.02,9.012026-09-16
2026-09-118-K8-K items 3.03,5.03,8.01,9.012026-09-10
2026-09-098-K8-K items 8.01,9.012026-09-09
2026-09-04DD items 06b
2026-09-03PRE 14APRE 14A2026-09-03
2026-09-038-K8-K items 5.03,9.012026-09-03
2026-08-264FORM 42026-08-24
2026-08-264FORM 42026-08-24
2026-08-264FORM 42026-08-24
2026-08-264FORM 42026-08-24
2026-08-264FORM 42026-08-24
2026-08-268-K8-K items 5.03,9.012026-08-24

Forms on file (last 1,000): 4 205, 8-K 87, 10-Q 23, 3 22, SC 13G/A 18, SC 13G 15, DEF 14A 10, DEFA14A 10. Source: SEC EDGAR, as filed; this page is public data and not investment advice.

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