WELLESLEY HILLS, MA
CLIMB BIO, INC.CLYM— Latest position per institution from SEC 13F filings
15
Institutional holders
56.66M
Total shares held
568.32M
Estimated value
2.83M
Avg. position size
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
Shares
11.30M
Value
147.36M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
6.79M
Value
88.55M
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
3.40M
Value
44.40M
Filed
Jun 30, 2026
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
3.18M
Value
5.72M
Filed
Dec 31, 2024
BRAIDWELL LP
CIK 1920938
Shares
2.80M
Value
36.48M
Filed
Jun 30, 2026
SAMSARA BIOCAPITAL, LLC
CIK 1744967
Shares
2.61M
Value
4.70M
Filed
Dec 31, 2024
BOXER CAPITAL, LLC
CIK 1465837
Shares
2.60M
Value
13.25M
Filed
Sep 30, 2024
MPM BIOIMPACT LLC
CIK 1687078
Shares
2.59M
Value
17.77M
Filed
Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
2.51M
Value
32.68M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
2.35M
Value
30.71M
Filed
Jun 30, 2026
BML CAPITAL MANAGEMENT, LLC
CIK 1616824
Shares
2.19M
Value
6.01M
Filed
Mar 31, 2024
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
2.13M
Value
27.74K
Filed
Jun 30, 2026
CORMORANT ASSET MANAGEMENT, LP
CIK 1583977
Shares
2.11M
Value
27.46M
Filed
Jun 30, 2026
FRONTIER CAPITAL MANAGEMENT CO LLC
CIK 351173
Shares
1.94M
Value
25.28M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.70M
Value
22.15M
Filed
Jun 30, 2026
WOODLINE PARTNERS LP
CIK 1784547
Shares
1.58M
Value
20.63M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.34M
Value
5.36M
Filed
Dec 31, 2025
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.30M
Value
16.93M
Filed
Jun 30, 2026
REDMILE GROUP, LLC
CIK 1425738
Shares
1.23M
Value
15.99M
Filed
Jun 30, 2026
KYNAM CAPITAL MANAGEMENT, LP
CIK 1907884
Shares
1M
Value
6.87M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | RA CAPITAL MANAGEMENT, L.P. | 1346824 | 11.30M | 147.36M | Jun 30, 2026 |
| 2 | FMR LLC | 315066 | 6.79M | 88.55M | Jun 30, 2026 |
| 3 | UBS GROUP AG | 1610520 | 3.40M | 44.40M | Jun 30, 2026 |
| 4 | JANUS HENDERSON GROUP LTD. | 1274173 | 3.18M | 5.72M | Dec 31, 2024 |
| 5 | BRAIDWELL LP | 1920938 | 2.80M | 36.48M | Jun 30, 2026 |
| 6 | SAMSARA BIOCAPITAL, LLC | 1744967 | 2.61M | 4.70M | Dec 31, 2024 |
| 7 | BOXER CAPITAL, LLC | 1465837 | 2.60M | 13.25M | Sep 30, 2024 |
| 8 | MPM BIOIMPACT LLC | 1687078 | 2.59M | 17.77M | Mar 31, 2026 |
| 9 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 2.51M | 32.68M | Jun 30, 2026 |
| 10 | BLACKROCK, INC. | 2012383 | 2.35M | 30.71M | Jun 30, 2026 |
| 11 | BML CAPITAL MANAGEMENT, LLC | 1616824 | 2.19M | 6.01M | Mar 31, 2024 |
| 12 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 2.13M | 27.74K | Jun 30, 2026 |
| 13 | CORMORANT ASSET MANAGEMENT, LP | 1583977 | 2.11M | 27.46M | Jun 30, 2026 |
| 14 | FRONTIER CAPITAL MANAGEMENT CO LLC | 351173 | 1.94M | 25.28M | Jun 30, 2026 |
| 15 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.70M | 22.15M | Jun 30, 2026 |
| 16 | WOODLINE PARTNERS LP | 1784547 | 1.58M | 20.63M | Jun 30, 2026 |
| 17 | VANGUARD GROUP INC | 102909 | 1.34M | 5.36M | Dec 31, 2025 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 1.30M | 16.93M | Jun 30, 2026 |
| 19 | REDMILE GROUP, LLC | 1425738 | 1.23M | 15.99M | Jun 30, 2026 |
| 20 | KYNAM CAPITAL MANAGEMENT, LP | 1907884 | 1M | 6.87M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.