Gossamer Bio, Inc.

Ownership Transactions Reported by 16 Insiders

Symbol
GOSS on Nasdaq
Location
3115 Merryfield Row, Suite 120, San Diego, CA

Insiders trading volume in the past year

Gossamer Bio, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Faheem Hasnain President & CEO, Director $15.9M Oct 1, 2025
Waage Christian EVP, Tech Ops and Admin $2.07M Oct 1, 2025
Bryan Giraudo Coo/Cfo $2.01M Oct 1, 2025
Richard Aranda Chief Medical Officer $989K Oct 1, 2025
Robert Paul Smith JR Chief Commercial Officer $499K Oct 1, 2025
Caryn Peterson EVP, Regulatory Affairs $465K Oct 1, 2025
Sandra Milligan Director $111K +$50K +81.4% Aug 19, 2025
Laura Carter Chief Scientific Officer $60.1K Mar 20, 2023
John D. Quisel Director Jun 25, 2025
Renee D. Gala Director Jun 8, 2023
Kristina Burow Director Jun 8, 2023
Joshua H. Bilenker Director Jun 9, 2022
Russell J. Cox Director Jun 25, 2025
Thomas O. Daniel Director Jun 25, 2025
Skye Drynan Director Jun 25, 2025
Steven D. Nathan Director Jun 25, 2025

Recent Insider Transactions by Companies or Individuals for Gossamer Bio, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.