Verastem, Inc.

VSTM

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001526119

SEC filings (opens in a new tab)

In the last 90 days, Verastem, Inc. insiders filed 0 open-market purchases and 4 sales; 156 institutions reported holding it in 13F filings for Q2 2026, worth $363.5M in total; no superinvestor holds it.

Q2 2025 vs. Q1 2025

How the institutions holding Verastem, Inc. changed between Q1 2025 and Q2 2025.

All holders in Q2 2025 All holders in Q1 2025

13F holders of VSTM: Q1 2025 compared with Q2 2025
Measure	Q1 2025	Of which not filed for Q2 2025	Q2 2025	Change
Holders	100	1	111	+12
Shares	43.3M	105	52.6M	+9.30M (+21.5%)
Value	$261.0M	$633	$218.3M	−$42.7M (−16.4%)

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (28)

Institutions that held Verastem, Inc. at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to VSTM in Q2 2025
Institution	Shares	Value	% of portfolio
Armistice Capital, LLC	2,136,000	$8.86M	0.34%
Foresite Capital Management VI LLC	1,276,520	$5.30M	2.98%
Logos Global Management LP	1,000,000	$4.15M	0.55%
Polar Capital Holdings Plc	1,000,000	$4.15M	0.02%
Exome Asset Management LLC	599,900	$2.49M	2.05%
Qube Research & Technologies Ltd	282,228	$1.17M	0.00%
XTX Topco Ltd	188,162	$780.9K	0.03%
Prelude Capital Management, LLC	180,400	$748.7K	0.07%
Sphera Funds Management Ltd.	163,307	$677.7K	0.18%
Y-Intercept (Hong Kong) Ltd	154,917	$642.9K	0.02%
Panagora Asset Management Inc	132,444	$549.6K	0.00%
Alyeska Investment Group, L.P.	131,770	$546.8K	0.00%
Rafferty Asset Management, LLC	104,850	$435.1K	0.00%
Renaissance Technologies LLC	98,600	$409.2K	0.00%
Engineers Gate Manager LP	87,107	$361.5K	0.00%
Susquehanna Portfolio Strategies, LLC	58,521	$242.9K	0.01%
Virtu Financial LLC	53,403	$222.0K	0.01%
Los Angeles Capital Management LLC	25,428	$105.5K	0.00%
Profund Advisors LLC	21,708	$90.1K	0.00%
Graham Capital Management, L.P.	16,361	$67.9K	0.00%
Group One Trading, L.P.	15,841	$65.7K	0.00%
Nebula Research & Development LLC	12,689	$52.7K	0.00%
E Fund Management Co., Ltd.	11,700	$48.6K	0.00%
Simplex Trading, LLC	2,497	$10.0K	0.00%
Raymond James Financial Inc	2,216	$9.20K	0.00%
Quest Partners LLC	408	$1.69K	0.00%
National Bank of Canada	37	$154	0.00%
Global Retirement Partners, LLC	8	$33	0.00%

Sold out (16)

Institutions that held Verastem, Inc. at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of VSTM in Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
OrbiMed Advisors LLC	2,862,448	$17.3M
Octagon Capital Advisors LP	1,720,000	$10.4M
Casdin Capital, LLC	600,000	$3.62M
Integral Health Asset Management, LLC	500,000	$3.02M
Superstring Capital Management LP	336,363	$2.03M
Woodline Partners LP	78,676	$474.4K
Polar Asset Management Partners Inc.	49,800	$300.3K
Corebridge Financial, Inc.	19,004	$114.6K
Verition Fund Management LLC	11,565	$69.7K
HRT Financial LP	11,402	$68.0K
Coldstream Capital Management Inc	615	$3.71K
Clear Street Markets LLC	106	$639
UMA Financial Services, Inc.	95	$573
Signaturefd, LLC	45	$271
True Wealth Design, LLC	23	$139
Grove Bank & Trust	8	$48

Not filed for Q2 2025 yet (1)

Institutions that held Verastem, Inc. at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding VSTM in Q1 2025 that haven't filed for Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Lindbrook Capital, LLC	105	$633