Form4insider filings, from the source

Insider · CIK 0001736819

Christopher Horan

Files at: ARTV, DERM. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $116k · 1net −$116k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2Sep 2Sep 2Sep 3Sep 3Sep 3Sep 4

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 9, 2026 AForm 4 →Sep 11, 6:36 pm EDTArtiva Biotherapeutics, Inc.ARTV40,000——323,084—
Sep 3, 2026 SForm 4 →Sep 4, 4:04 pm EDTArtiva Biotherapeutics, Inc.ARTV10,366$11.16$115,638283,084−3.53%

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 9, 2026 AForm 4 →Sep 11, 6:36 pm EDTArtiva Biotherapeutics, Inc.ARTV120,000——120,000—
Feb 12, 2019 AForm 4 →Feb 14, 7:58 pm ESTDermira, Inc.DERM80,000——15,000—
May 7, 2018 AForm 4 →May 9, 6:16 pm EDTDermira, Inc.DERM220,000$10.14$1,419,60080,000—