KRRO · ISSUER CIK 1703647
Korro Bio, Inc.
Between Jul 31, 2026 and Oct 28, 2026, 4 Korro Bio, Inc. insiders reported $964K of open-market purchases and $1.3M of sales on SEC Form 4. The largest buyer was Lynx1 Capital Management LP (10% Owner), with $964K.
↗4 insiders filed
Original Form 4 filings from Jul 31, 2026 to Oct 28, 2026. 6 of 7 sales were reported under a 10b5-1 plan.
$964KInsider buying
$1.3MInsider selling
−$318KNet open-market
Oct 26, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 26, 202618:37 | Oct 26, 2026from Oct 22, 2026 | KRRO | 10% Owner · +1 joint | P · Buy | $11.09 | +79,809 | 1,624,789 | +5% | +$885K | -21.2% | +25.0% |
| Sep 15, 202616:15 | Sep 14, 2026from Sep 11, 2026 | KRRO | Director | S · Sell10b5-1 | $14.09 | −48,690 | 132,650 | -27% | −$686K | ||
| Sep 14, 202616:05 | Sep 11, 2026 | KRRO | Senior Vice President, Finance | S · Sell10b5-1 | $13.72 | −5 | 16,241 | -0% | −$68.58 | ||
| Sep 10, 202616:05 | Sep 9, 2026from Sep 8, 2026 | KRRO | Senior Vice President, Finance | S · Sell10b5-1 | $13.51 | −7,353 | 16,246 | -31% | −$99K | ||
| Aug 28, 202616:30 | Aug 26, 2026 | KRRO | Director | S · Sell10b5-1 | $13.96 | −300 | 141,002 | -0% | −$4K | ||
| Aug 21, 202616:20 | Aug 19, 2026 | KRRO | Director | S · Sell10b5-1 | $14.00 | −28,468 | 141,053 | -17% | −$399K | ||
| Aug 13, 202617:04 | Aug 11, 2026 | KRRO | Director | S · Sell10b5-1 | $13.96 | −2,143 | 145,937 | -1% | −$30K | ||
| Aug 13, 202609:54 | Aug 10, 2026from Aug 6, 2026 | KRRO | 10% Owner · +1 joint | P · Buy | $11.79 | +6,684 | 1,544,980 | +0% | +$79K | -19.9% | +17.6% |
| Aug 5, 202616:05 | Aug 4, 2026 | KRRO | President and CEO, Director | S · Sell | $10.84 | −5,802 | 69,046 | -8% | −$63K |