Form4insider filings, from the source

Insider · CIK 0001723174

ARCH Venture Partners IX, LLC

Files at: BOLD, GOSS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 12, 2019 CForm 4 →Feb 12, 5:54 pm ESTGossamer Bio, Inc.GOSS8,055,916——4,027,958— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 12, 2019 CForm 4 →Feb 12, 5:54 pm ESTGossamer Bio, Inc.GOSS36,251,633——0—