LYTIR

Insider · SEC Form 4 · Director

FORMELA JEAN FRANCOIS

In the 12 months to Nov 8, 2026, on the open market: sold $5.1M of KRRO. Filed a median of 2 business days after the trade.

Open-market purchases and sales this filer reported on SEC Form 4, by the day traded. Insiders have two business days to file. A sale marked 10b5-1 was made under a plan adopted in advance. How to read these

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $5.1M in total.Jun: Insider sales $2.5MJul: Insider sales $1.5MAug: Insider sales $433KSep: Insider sales $686KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $5.1M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.
  1. KRROSold: Korro Bio, Inc. Sep 14, 2026 38,490 shares filed Sep 15, 2026 2 transactions 10b5-1 plan filing $543K
  2. KRROSold: Korro Bio, Inc. Sep 11, 2026 10,200 shares filed Sep 15, 2026 2 transactions 10b5-1 plan filing $143K
  3. KRROSold: Korro Bio, Inc. Aug 26, 2026 300 shares filed Aug 28, 2026 2 transactions 10b5-1 plan filing $4K
  4. KRROSold: Korro Bio, Inc. Aug 19, 2026 28,468 shares filed Aug 21, 2026 2 transactions 10b5-1 plan filing $399K
  5. KRROSold: Korro Bio, Inc. Aug 11, 2026 2,143 shares filed Aug 13, 2026 2 transactions 10b5-1 plan filing $30K
  6. KRROSold: Korro Bio, Inc. Jul 6, 2026 9,323 shares filed Jul 7, 2026 2 transactions 10b5-1 plan filing $130K
  7. KRROSold: Korro Bio, Inc. Jul 2, 2026 100,700 shares filed Jul 7, 2026 2 transactions 10b5-1 plan filing $1.4M
  8. KRROSold: Korro Bio, Inc. Jun 24, 2026 48,438 shares filed Jun 24, 2026 4 transactions 10b5-1 plan filing $707K
  9. KRROSold: Korro Bio, Inc. Jun 23, 2026 119,005 shares filed Jun 24, 2026 2 transactions 10b5-1 plan filing $1.7M
  10. KRROSold: Korro Bio, Inc. Jun 22, 2026 3,962 shares filed Jun 24, 2026 2 transactions 10b5-1 plan filing $55K

Source: SEC Form 4 filings. Value is shares × the price reported on the filing; a filing whose price failed Lytir's check against the market price is left out, and a trade that related owners reported on separate forms is counted once. Filings can be late, amended or wrong at the source; see methodology.