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KRRO
Ticker

Korro Bio, Inc.

KRRO · Healthcare · Korro Bio, Inc., a biopharmaceutical company, engages in the discovering, developing, and commercializing of genetic medicines based on edi…

Korro Bio, Inc. (KRRO), in the Healthcare sector, has 13 disclosed filings on Paydirt over the trailing twelve months from 11 corporate insiders: 9 purchases and 4 sales. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Sep 14 and filed Sep 15. The most active filer was Jean Francois Formela with 3 filings.

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Filings, ttm
13
9 buys · 4 sells
Traders, ttm
11
11 insiders
Volume, ttmiDollar value disclosed in the window
$25.4M
estimated for Congress, as filed for insiders
Median delay
2d
execution to disclosure
Last traded
Sep 14
Filed Sep 15
ADViAverage daily dollar volume
$2.6M
market data
Share price · 12M
$10.02 (-70.7%)
$51.36$28.32$5.28Sep 22 2025Mar 23Sep 18

Adjusted for splits and dividends.

Volume by month
$20.7M$10.4M$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · sells $689KMar 2026 · buys $20.7MJun 2026 · sells $2.6MJul 2026 · sells $1.5MSep 2026 · sells $568K
Buys $20.7M Sells $5.4M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed
JF Jean Francois Formela Director 3 filings VA Vineet Agarwal Chief Financial Officer 1 filing RA Ram Aiyar President and CEO 1 filing FB Forest Baskett 10% owner 1 filing CC Carmen Chang 10% owner 1 filing AJ Anthony A. Florence Jr. 10% owner 1 filing MM Mohamad Makhzoumi 10% owner 1 filing EM Edward T Mathers Director 1 filing
Recent filings
Jean Francois FormelaSALE Director $568K
40,338 sh across 2 lots
Exec Sep 11
Filed Sep 15 · 4:15 PM ET Jean Francois FormelaSALE Director $1.5M
109,206 sh across 3 lots
Exec Jul 2
Filed Jul 7 · 6:04 PM ET Jean Francois FormelaSALE Director $2.4M
166,663 sh across 4 lots
Exec Jun 23
Filed Jun 24 · 5:30 PM ET Ram AiyarSALE President and CEO $197K
15,152 sh × $12.98
Exec May 29
Filed Jun 2 · 5:30 PM ET Rick YangPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Scott D SandellPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET New Enterprise Associates 17, L.P.PURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Carmen ChangPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Forest BaskettPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Edward T MathersPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Mohamad MakhzoumiPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Paul Edward WalkerPURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Anthony A. Florence Jr.PURCHASE 10% owner $2.3M
207,100 sh × $11.11
Exec Mar 10
Filed Mar 12 · 8:15 PM ET Vineet AgarwalSALE Chief Financial Officer $689K
8,799 sh across 3 lots
Exec Oct 17 2024
Filed Oct 18 2024 · 5:30 PM ET