Gossamer Bio Inc

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Gossamer Bio Inc
CIK #0001728117
EDGAR Form CIK 2011 - 2026
10-K [0001728117]
10-Q [0001728117]
3 [0001728117]
4 [0001728117]
8-K [0001728117]
D [0001728117]
SC 13D [0001728117]
SC 13G [0001728117]
Form 13D/13G Filer Form 13D/13G Subject Filed
D E Shaw & Co LP Gossamer Bio Inc [2026-06-11]
Deepcurrents Investment Group LLC Gossamer Bio Inc [2026-06-11]
683 Capital Management LLC Gossamer Bio Inc [2026-06-11]
Context Capital Management LLC Gossamer Bio Inc [2026-06-09]
683 Capital Management LLC Gossamer Bio Inc [2026-03-02]
Vanguard Group Inc Gossamer Bio Inc [2025-07-29]
BlackRock Inc Gossamer Bio Inc [2025-07-17]
Octagon Capital Advisors LP Gossamer Bio Inc [2025-02-05]
FMR LLC Gossamer Bio Inc [2024-02-09]
Artal International SCA Gossamer Bio Inc [2024-01-11]
View All
Form 3/4/5 Subject 2011 - 2026
Gossamer Bio Inc
Cox Russell J
Milligan Sandra
Daniel Thomas O
Nathan Steven D
Drynan Skye
Quisel John D
Christian Waage
Aranda Richard
Peterson Caryn
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 506,250
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 375,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 125,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 157,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 157,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 126,667
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 21,167
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 562,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 572,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 562,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 572,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 544,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 437,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 544,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 650,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 325,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 47,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Disposed to issuer 43,500
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 1,680,000
Gossamer Bio Inc GOSS
Stock Option (Right to Buy) · derivative
2026-03-19 Grant 1,540,000
showing 20 of 200 most recent transactions
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