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Home/Companies/Korro Bio, Inc.

Korro Bio, Inc.

78 insider trades tracked

KRRO
Insider trades
78
Bought (open market)
$45.1M
Sold (open market)
$5.7M
Acquired (grants)
$5.6M
Unique insiders
22

12-month activity

Monthly insider buy vs sell totals for Korro Bio, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$00
December 2025$0$04
January 2026$0$00
February 2026$0$06
March 2026$45M$021
April 2026$0$00
May 2026$0$237K4
June 2026$0$2.6M18
July 2026$0$1.5M8
August 2026$79K$496K9
September 2026$0$786K7

Recent insider trades

Most recent Form 4 filings for Korro Bio, Inc..

  • FORMELA JEAN FRANCOISsold6,602 shares ofKRROat $14.12$93KSep 14 · filed Sep 15Details
  • FORMELA JEAN FRANCOISsold31,888 shares ofKRROat $14.12$450KSep 14 · filed Sep 15Details
  • FORMELA JEAN FRANCOISsold1,750 shares ofKRROat $13.99$24KSep 11

Insiders at this company

Executives and directors who have filed Form 4s.

  • FORMELA JEAN FRANCOIS25 trades
  • Dolan Oliver7 trades
  • Aiyar Ram5 trades
  • Cerio Jeffrey4 trades
  • Vincent Loic A4 trades
  • Chappell Todd4 trades
  • Lynx1 Capital Management LP3 trades
  • Behbahani Ali3 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
· filed Sep 15
Details
  • FORMELA JEAN FRANCOISsold8,450 shares ofKRROat $13.99$118KSep 11 · filed Sep 15Details
  • Dolan Oliversold5 shares ofKRROat $13.716$69Sep 11 · filed Sep 14Details
  • Dolan Oliversold6 shares ofKRROat $13.603$82Sep 9 · filed Sep 10Details
  • Dolan Oliversold7,347 shares ofKRROat $13.514$99KSep 8 · filed Sep 10Details
  • FORMELA JEAN FRANCOISsold51 shares ofKRROat $13.96$712Aug 26 · filed Aug 28Details
  • FORMELA JEAN FRANCOISsold249 shares ofKRROat $13.96$3KAug 26 · filed Aug 28Details
  • FORMELA JEAN FRANCOISsold4,884 shares ofKRROat $14$68KAug 19 · filed Aug 21Details
  • FORMELA JEAN FRANCOISsold23,584 shares ofKRROat $14$330KAug 19 · filed Aug 21Details
  • FORMELA JEAN FRANCOISsold368 shares ofKRROat $13.96$5KAug 11 · filed Aug 13Details
  • FORMELA JEAN FRANCOISsold1,775 shares ofKRROat $13.96$25KAug 11 · filed Aug 13Details
  • Lynx1 Capital Management LPbought1,462 shares ofKRROat $13.187$19KAug 10 · filed Aug 13Details
  • Lynx1 Capital Management LPbought5,222 shares ofKRROat $11.4$60KAug 6 · filed Aug 13Details
  • Aiyar Ramsold5,802 shares ofKRROat $10.844$63KAug 4 · filed Aug 5Details
  • Vincent Loic Agranted7,500 shares ofKRROat $0Jul 15 · filed Jul 17Details
  • Dolan Olivergranted5,500 shares ofKRROat $0Jul 15 · filed Jul 17Details
  • Cerio Jeffreygranted6,500 shares ofKRROat $0Jul 15 · filed Jul 17Details
  • Chappell Toddgranted7,500 shares ofKRROat $0Jul 15 · filed Jul 17Details
  • FORMELA JEAN FRANCOISsold8,506 shares ofKRROat $13.96$119KJul 6 · filed Jul 7Details
  • FORMELA JEAN FRANCOISsold817 shares ofKRROat $13.96$11KJul 6 · filed Jul 7Details
  • FORMELA JEAN FRANCOISsold14,745 shares ofKRROat $14.03$207KJul 2 · filed Jul 7Details
  • FORMELA JEAN FRANCOISsold85,955 shares ofKRROat $14.03$1.2MJul 2 · filed Jul 7Details
  • FORMELA JEAN FRANCOISsold114 shares ofKRROat $14.98$2KJun 24Details
  • FORMELA JEAN FRANCOISsold6,979 shares ofKRROat $14.6$102KJun 24Details
  • FORMELA JEAN FRANCOISsold666 shares ofKRROat $14.98$10KJun 24Details
  • FORMELA JEAN FRANCOISsold40,679 shares ofKRROat $14.6$594KJun 24Details
  • FORMELA JEAN FRANCOISsold17,426 shares ofKRROat $14.25$248KJun 23 · filed Jun 24Details
  • FORMELA JEAN FRANCOISsold101,579 shares ofKRROat $14.25$1.4MJun 23 · filed Jun 24Details
  • View all trades for KRRO →
    Florence Anthony A. Jr.
    2 trades
  • Yang Rick2 trades
  • New Enterprise Associates 17, L.P.2 trades
  • Chang Carmen2 trades
  • Makhzoumi Mohamad2 trades
  • Walker Paul Edward2 trades
  • Mathers Edward T2 trades
  • BASKETT FOREST2 trades
  • SANDELL SCOTT D2 trades
  • Olugemo Olukemi1 trades
  • Bermingham Nessan1 trades
  • PEARSON TIMOTHY R1 trades