Korro Bio
KRRO
99 hedge funds and large institutions have $145M invested in Korro Bio in 2026 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 33 increasing their positions, 20 reducing their positions, and 15 closing their positions.
139% more capital invested
Capital invested by funds: $60.6M → $145M (+$84.3M)
120% more first-time investments, than exits
New positions opened: 33 | Existing positions closed: 15
65% more repeat investments, than reductions
Existing positions increased: 33 | Existing positions reduced: 20
19% more funds holding
Funds holding: 83 → 99 (+16)
8.46% more ownership
Funds ownership: 80.3% → 88.76% (+8.5%)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
52% less call options, than puts
Call options by funds: $1.8M | Put options by funds: $3.73M
Top Buyers
| 1 |
Balyasny Asset Management
Chicago,
Illinois
|
+$11.4M |
| 2 |
VA
VR Adviser
New York
|
+$11.1M |
| 3 |
LCM
Lynx1 Capital Management
San Juan,
Puerto Rico
|
+$9.47M |
| 4 |
AAA
Affinity Asset Advisors
New York
|
+$7.78M |
| 5 |
ACM
ADAR1 Capital Management
Austin,
Texas
|
+$5.95M |
Top Sellers
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$2.17M |
| 2 |
Jane Street
New York
|
-$1.9M |
| 3 |
Millennium Management
New York
|
-$1.07M |
| 4 |
GCM
Graham Capital Management
Rowayton,
Connecticut
|
-$327K |
| 5 |
Morgan Stanley
New York
|
-$315K |
KRRO Hedge Fund Activity: Q1 2026 in Review
99 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Korro Bio (KRRO) for Q1 2026, worth a combined $145M — up 139% from $60.6M a quarter earlier.
Buyers outnumbered sellers: 33 funds opened new KRRO positions and 15 closed out — a net gain of 18 holders — while 33 added to existing stakes and 20 trimmed.
The largest buyer was Balyasny Asset Management, opening a new position worth an estimated $11.4M. The largest seller was Susquehanna International Group, exiting entirely with an estimated $2.17M sold.
- 99 institutional investors held Korro Bio (KRRO) as of Q1 2026, up from 83 in Q4 2025.
- Funds reported $145M of Korro Bio stock for Q1 2026, up 139% quarter-over-quarter.
- 33 funds opened new Korro Bio positions in Q1 2026 and 15 closed out, a net change of +18 holders.
- The largest Korro Bio buyer in Q1 2026 was Balyasny Asset Management, an estimated $11.4M added.
- The largest Korro Bio seller in Q1 2026 was Susquehanna International Group, an estimated $2.17M sold.
Based on aggregated 13F filings for Q1 2026.