Wednesday, October 28, 2026
Data from SEC filings, checked daily
Public filings, plainly told
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Insider tradingForm 4

Korro Bio, Inc. (KRRO) Insider Trading

13 open-market trades reported since Aug 13, 2026: 5 purchases worth $964K and 8 sales worth $1.22M.

By insider

InsiderRoleBuysBoughtSellsSoldLatest
Lynx1 Capital Management LP10% owner5$964K0$0Oct 26, 2026
Jean Francois FormelaDirector0$05$1.12MSep 15, 2026
Oliver DolanPresident0$03$99KSep 14, 2026

All trades

KRRO insider trades
FiledTradedInsiderRoleTypeSharesPrice ($)ValueHolding3 mo. afterFiling
Oct 26Oct 22Lynx1 Capital Management LP10% owner10% owner (ind.)▲ BUY52,17510.72$559K+3.4%Form 4 ↗
Oct 26Oct 26Lynx1 Capital Management LP10% owner10% owner (ind.)▲ BUY25,12411.75$295K+1.6%Form 4 ↗
Oct 26Oct 23Lynx1 Capital Management LP10% owner10% owner (ind.)▲ BUY2,51012.11$30K+0.2%Form 4 ↗
Sep 15Sep 14Jean Francois FormelaDirectorDirector (ind.)▼ SELL10b5-138,49014.12$543K−23%Form 4 ↗
Sep 15Sep 11Jean Francois FormelaDirectorDirector (ind.)▼ SELL10b5-110,20013.99$143K−6.8%Form 4 ↗
Sep 14Sep 11Oliver DolanPresidentPresident▼ SELL10b5-1513.80$69+0.0%Form 4 ↗
Sep 10Sep 8Oliver DolanPresidentPresident▼ SELL10b5-17,34713.51$99K−31%Form 4 ↗
Sep 10Sep 9Oliver DolanPresidentPresident▼ SELL10b5-1613.67$82+0.0%Form 4 ↗
Aug 28Aug 26Jean Francois FormelaDirectorDirector (ind.)▼ SELL10b5-130013.96$4K−0.2%Form 4 ↗
Aug 21Aug 19Jean Francois FormelaDirectorDirector (ind.)▼ SELL10b5-128,46814.00$399K−17%Form 4 ↗
Aug 13Aug 6Lynx1 Capital Management LP10% owner10% owner (ind.)▲ BUY5,22211.40$60K+0.3%Form 4 ↗
Aug 13Aug 11Jean Francois FormelaDirectorDirector (ind.)▼ SELL10b5-12,14313.96$30K−1.4%Form 4 ↗
Aug 13Aug 10Lynx1 Capital Management LP10% owner10% owner (ind.)▲ BUY1,46213.19$19K+0.1%Form 4 ↗
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings