CAMBRIDGE, MA
KORRO BIO, INC.KRRO— Latest position per institution from SEC 13F filings
15
Institutional holders
12.93M
Total shares held
225.46M
Estimated value
646.34K
Avg. position size
LYNX1 CAPITAL MANAGEMENT LP
CIK 1910456
Shares
1.54M
Value
17.41M
Filed
Mar 31, 2026
NEA MANAGEMENT COMPANY, LLC
CIK 1512848
Shares
1.30M
Value
14.69M
Filed
Mar 31, 2026
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC
CIK 1917529
Shares
1.14M
Value
12.87M
Filed
Mar 31, 2026
BALYASNY ASSET MANAGEMENT L.P.
CIK 1218710
Shares
1.04M
Value
11.77M
Filed
Mar 31, 2026
VENROCK ADVISER, LLC
CIK 1615982
Shares
1.01M
Value
11.43M
Filed
Mar 31, 2026
AFFINITY ASSET ADVISORS, LLC
CIK 1773195
Shares
706.90K
Value
8M
Filed
Mar 31, 2026
NANTAHALA CAPITAL MANAGEMENT, LLC
CIK 1472322
Shares
660.04K
Value
7.47M
Filed
Mar 31, 2026
ADAR1 CAPITAL MANAGEMENT, LLC
CIK 1940272
Shares
540.05K
Value
6.11M
Filed
Mar 31, 2026
POINT72 ASSET MANAGEMENT, L.P.
CIK 1603466
Shares
531.97K
Value
25.48M
Filed
Sep 30, 2025
VANGUARD GROUP INC
CIK 102909
Shares
489.64K
Value
3.92M
Filed
Dec 31, 2025
CORMORANT ASSET MANAGEMENT, LP
CIK 1583977
Shares
465K
Value
22.27M
Filed
Sep 30, 2025
BLACKROCK, INC.
CIK 2012383
Shares
460.01K
Value
5.21M
Filed
Mar 31, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
450.05K
Value
5.09M
Filed
Mar 31, 2026
TCG CROSSOVER MANAGEMENT, LLC
CIK 1839948
Shares
416.30K
Value
4.71M
Filed
Mar 31, 2026
ARTAL GROUP S.A.
CIK 1053906
Shares
413.07K
Value
13.99M
Filed
Jun 30, 2024
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
406.38K
Value
13.76M
Filed
Jun 30, 2024
QIMING U.S. VENTURES MANAGEMENT, LLC
CIK 1909617
Shares
368.08K
Value
17.63M
Filed
Sep 30, 2025
SIREN, L.L.C.
CIK 2005245
Shares
347.72K
Value
3.94M
Filed
Mar 31, 2026
TRI LOCUM PARTNERS LP
CIK 1826434
Shares
337.76K
Value
16.18M
Filed
Sep 30, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
310.91K
Value
3.52M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | LYNX1 CAPITAL MANAGEMENT LP | 1910456 | 1.54M | 17.41M | Mar 31, 2026 |
| 2 | NEA MANAGEMENT COMPANY, LLC | 1512848 | 1.30M | 14.69M | Mar 31, 2026 |
| 3 | ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC | 1917529 | 1.14M | 12.87M | Mar 31, 2026 |
| 4 | BALYASNY ASSET MANAGEMENT L.P. | 1218710 | 1.04M | 11.77M | Mar 31, 2026 |
| 5 | VENROCK ADVISER, LLC | 1615982 | 1.01M | 11.43M | Mar 31, 2026 |
| 6 | AFFINITY ASSET ADVISORS, LLC | 1773195 | 706.90K | 8M | Mar 31, 2026 |
| 7 | NANTAHALA CAPITAL MANAGEMENT, LLC | 1472322 | 660.04K | 7.47M | Mar 31, 2026 |
| 8 | ADAR1 CAPITAL MANAGEMENT, LLC | 1940272 | 540.05K | 6.11M | Mar 31, 2026 |
| 9 | POINT72 ASSET MANAGEMENT, L.P. | 1603466 | 531.97K | 25.48M | Sep 30, 2025 |
| 10 | VANGUARD GROUP INC | 102909 | 489.64K | 3.92M | Dec 31, 2025 |
| 11 | CORMORANT ASSET MANAGEMENT, LP | 1583977 | 465K | 22.27M | Sep 30, 2025 |
| 12 | BLACKROCK, INC. | 2012383 | 460.01K | 5.21M | Mar 31, 2026 |
| 13 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 450.05K | 5.09M | Mar 31, 2026 |
| 14 | TCG CROSSOVER MANAGEMENT, LLC | 1839948 | 416.30K | 4.71M | Mar 31, 2026 |
| 15 | ARTAL GROUP S.A. | 1053906 | 413.07K | 13.99M | Jun 30, 2024 |
| 16 | BLACKROCK FINANCE, INC. | 1364742 | 406.38K | 13.76M | Jun 30, 2024 |
| 17 | QIMING U.S. VENTURES MANAGEMENT, LLC | 1909617 | 368.08K | 17.63M | Sep 30, 2025 |
| 18 | SIREN, L.L.C. | 2005245 | 347.72K | 3.94M | Mar 31, 2026 |
| 19 | TRI LOCUM PARTNERS LP | 1826434 | 337.76K | 16.18M | Sep 30, 2025 |
| 20 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 310.91K | 3.52M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.