Peterson Caryn bought GOSS
January 2, 2026 · Form 4 insider transaction
Peterson Caryn bought 506,250 shares of Gossamer Bio, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Acquired (buy-side)
Shares
506,250
Price
$0.00
Total value
N/A
InsiderPeterson Caryn
Role—
CompanyGossamer Bio, Inc. (GOSS)
SecurityStock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateJanuary 2, 2026
Filing dateJanuary 5, 2026
Shares owned after506,250
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
25% of the total number of shares subject to the option will vest on January 2, 2027 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.