NEEDHAM, MA
VERASTEM, INC.VSTM— Latest position per institution from SEC 13F filings
15
Institutional holders
80.60M
Total shares held
360.12M
Estimated value
4.03M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
9.19M
Value
35.12M
Filed
Jun 30, 2026
ARMISTICE CAPITAL, LLC
CIK 1601086
Shares
7.02M
Value
26.83M
Filed
Jun 30, 2026
RTW INVESTMENTS, LP
CIK 1493215
Shares
6.64M
Value
25.35M
Filed
Jun 30, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
5.74M
Value
21.93M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
5.13M
Value
19.61M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
4.15M
Value
32.06M
Filed
Dec 31, 2025
ROSALIND ADVISORS, INC.
CIK 1622627
Shares
3.99M
Value
15.23M
Filed
Jun 30, 2026
POLAR CAPITAL HOLDINGS PLC
CIK 1837309
Shares
3.93M
Value
30.30M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
3.85M
Value
14.71M
Filed
Jun 30, 2026
NANTAHALA CAPITAL MANAGEMENT, LLC
CIK 1472322
Shares
3.58M
Value
13.69M
Filed
Jun 30, 2026
BVF INC/IL
CIK 1056807
Shares
3.40M
Value
14.13M
Filed
Jun 30, 2025
STONEPINE CAPITAL MANAGEMENT, LLC
CIK 1440771
Shares
3.35M
Value
12.80M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.27M
Value
12.48M
Filed
Jun 30, 2026
FORESITE CAPITAL MANAGEMENT VI LLC
CIK 2013341
Shares
3.15M
Value
12.02M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
2.72M
Value
10.39M
Filed
Jun 30, 2026
BAKER BROS. ADVISORS LP
CIK 1263508
Shares
2.50M
Value
9.55M
Filed
Jun 30, 2026
VIKING GLOBAL INVESTORS LP
CIK 1103804
Shares
2.46M
Value
28.98M
Filed
Mar 31, 2024
ALYESKA INVESTMENT GROUP, L.P.
CIK 1453072
Shares
2.29M
Value
8.75M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
2.16M
Value
8.26M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.07M
Value
7.93M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 9.19M | 35.12M | Jun 30, 2026 |
| 2 | ARMISTICE CAPITAL, LLC | 1601086 | 7.02M | 26.83M | Jun 30, 2026 |
| 3 | RTW INVESTMENTS, LP | 1493215 | 6.64M | 25.35M | Jun 30, 2026 |
| 4 | DEEP TRACK CAPITAL, LP | 1856083 | 5.74M | 21.93M | Jun 30, 2026 |
| 5 | STATE STREET CORP | 93751 | 5.13M | 19.61M | Jun 30, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 4.15M | 32.06M | Dec 31, 2025 |
| 7 | ROSALIND ADVISORS, INC. | 1622627 | 3.99M | 15.23M | Jun 30, 2026 |
| 8 | POLAR CAPITAL HOLDINGS PLC | 1837309 | 3.93M | 30.30M | Dec 31, 2025 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 3.85M | 14.71M | Jun 30, 2026 |
| 10 | NANTAHALA CAPITAL MANAGEMENT, LLC | 1472322 | 3.58M | 13.69M | Jun 30, 2026 |
| 11 | BVF INC/IL | 1056807 | 3.40M | 14.13M | Jun 30, 2025 |
| 12 | STONEPINE CAPITAL MANAGEMENT, LLC | 1440771 | 3.35M | 12.80M | Jun 30, 2026 |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.27M | 12.48M | Jun 30, 2026 |
| 14 | FORESITE CAPITAL MANAGEMENT VI LLC | 2013341 | 3.15M | 12.02M | Jun 30, 2026 |
| 15 | GOLDMAN SACHS GROUP INC | 886982 | 2.72M | 10.39M | Jun 30, 2026 |
| 16 | BAKER BROS. ADVISORS LP | 1263508 | 2.50M | 9.55M | Jun 30, 2026 |
| 17 | VIKING GLOBAL INVESTORS LP | 1103804 | 2.46M | 28.98M | Mar 31, 2024 |
| 18 | ALYESKA INVESTMENT GROUP, L.P. | 1453072 | 2.29M | 8.75M | Jun 30, 2026 |
| 19 | MILLENNIUM MANAGEMENT LLC | 1273087 | 2.16M | 8.26M | Jun 30, 2026 |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.07M | 7.93M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.