KRRO
KORRO BIO (KRRO)
NASDAQ
$12.45+$3.16 (+34.02%)
Price as of Oct 22, 2026 7:57 PM EDT
  • $136.8M
    Market Cap
  • -77.12%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
LYNX1 CAPITAL MANAGEMENT LP
10.45%
1.5M
0 (0.00%)
Jun 30, 2026
NEA MANAGEMENT COMPANY, LLC
8.81%
1.3M
0 (0.00%)
Jun 30, 2026
VR ADVISER, LLC
6.86%
1.0M
0 (0.00%)
Jun 30, 2026
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC
6.54%
962,884
-174,265 (-18.10%)
Jun 30, 2026
BALYASNY ASSET MANAGEMENT L.P.
6.46%
951,783
-88,271 (-9.27%)
Jun 30, 2026
BLACKROCK, INC.
5.55%
817,621
+357,615 (+43.74%)
Jun 30, 2026
AFFINITY ASSET ADVISORS, LLC
4.80%
706,904
0 (0.00%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions74.3M (73.30%)
  • Mutual Funds15.8M (15.61%)
  • Insiders11.3M (11.10%)
  • Other0 (0.00%)

Insider Transactions

  • 11.10% (11.3M)
    Current InsiderOwnership (%, shares)
  • 10
    Number of InsiderBuying (last 12 months)
  • $163.3M
    Amount of InsiderBuying (last 12 months)
  • 5
    Number of InsiderSelling (last 12 months)
  • $45.7M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
FORMELA JEAN FRANCOIS
Sell
Sep 14, 2026
$450,258.56
31,888
$14.12
640,610
FORMELA JEAN FRANCOIS
Sell
Sep 14, 2026
$93,220.24
6,602
$14.12
132,650
FORMELA JEAN FRANCOIS
Sell
Sep 11, 2026
$118,215.50
8,450
$13.99
672,498
FORMELA JEAN FRANCOIS
Sell
Sep 11, 2026
$24,482.50
1,750
$13.99
139,252
Dolan Oliver
Senior Vice President, Finance
Sell
Sep 09, 2026
$81.62
6
$13.60
16,246
Dolan Oliver
Senior Vice President, Finance
Sell
Sep 08, 2026
$99,285.89
7,347
$13.51
16,252
Lynx1 Capital Management LP
Buy
Aug 10, 2026
$19,279.25
1,462
$13.19
1.5M
Lynx1 Capital Management LP
Buy
Aug 06, 2026
$59,529.76
5,222
$11.40
1.5M
Aiyar Ram
President and CEO
Sell
Aug 04, 2026
$62,916.89
5,802
$10.84
69,046
Vincent Loic A
Chief Scientific Officer
Award
Jul 15, 2026
$0.00
7,500
$0.00
25,797
Cerio Jeffrey
General Counsel
Award
Jul 15, 2026
$0.00
6,500
$0.00
41,793
Dolan Oliver
Senior Vice President, Finance
Award
Jul 15, 2026
$0.00
5,500
$0.00
23,599
FORMELA JEAN FRANCOIS
Sell
Jul 06, 2026
$11,405.32
817
$13.96
706,556
FORMELA JEAN FRANCOIS
Sell
Jul 06, 2026
$118,743.76
8,506
$13.96
146,305
FORMELA JEAN FRANCOIS
Sell
Jul 02, 2026
$1.2M
85,955
$14.03
707,373
FORMELA JEAN FRANCOIS
Sell
Jul 02, 2026
$206,872.35
14,745
$14.03
154,811
Cerio Jeffrey
General Counsel
Sell
Jun 16, 2026
$71,575.47
6,609
$10.83
35,293
Chappell Todd
Chief Operating Officer
Sell
Jun 16, 2026
$34,309.44
3,168
$10.83
16,964
Dolan Oliver
Senior Vice President, Finance
Sell
Jun 16, 2026
$36,637.89
3,383
$10.83
18,099
Behbahani Ali
Award
Jun 10, 2026
$0.00
14,677
$0.00
14,677
PEARSON TIMOTHY R
Award
Jun 10, 2026
$0.00
14,677
$0.00
14,677
Meyers Rachel
Award
Jun 10, 2026
$0.00
14,677
$0.00
14,677
Lynx1 Capital Management LP
Buy
Mar 31, 2026
$5,512.00
520
$10.60
1.5M
Behbahani Ali
Award
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
Walker Paul Edward
Buy
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
New Enterprise Associates 17, L.P.
Buy
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
Chang Carmen
Buy
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
Mathers Edward T
Buy
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
SANDELL SCOTT D
Buy
Mar 10, 2026
$2.7M
242,945
$11.11
242,945
New Enterprise Associates 17, L.P.
Buy
Mar 10, 2026
$2.3M
207,100
$11.11
1.3M