Form4insider filings, from the source

Insider · CIK 0002053835

Oliver Dolan

Files at: KRRO. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $99k · 2net −$99k
$10k$10k$100k$100k$1M$1MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 12Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 11, 2026 SForm 4 →Sep 14, 4:05 pm EDTKorro Bio, Inc.KRRO5$13.72$6916,241−0.03%10b5-1
Sep 8, 2026 SForm 4 →Sep 10, 4:05 pm EDTKorro Bio, Inc.KRRO7,353$13.51$99,36816,246−31.2%10b5-1
Jul 15, 2026 AForm 4 →Jul 17, 7:11 am EDTKorro Bio, Inc.KRRO5,500——23,599—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.