Form4insider filings, from the source

Insider · CIK 0001740847

Bryan Giraudo

Files at: GOSS, PTGX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

No reported common-stock activity in this period.

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 24, 2026 AForm 4 →Aug 26, 6:10 pm EDTGossamer Bio, Inc.GOSS5,800,076$1,000.00$25,0005,800,051—