Verastem VSTM Institutional Ownership

NASDAQ VSTM

$7.91 -0.07 (-0.88%)

As of: Sep 4, 2026 · 1:36 PM EDT

Institutions by Trading Activity

157 Institutions

Increased 101 64.3%

Unchanged 19 12.1%

Reduced 37 23.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

95.25%

▲+12.45 pp QoQ

Shares Held by Institutions

95.36Mn

of 100.12Mn outstanding

▲+24.15% QoQ

Shares Outstanding

100.12Mn

4.75Mn held outside 13F filers

Institutional Investors

157

filed 13F for Jun 2026

▲+2 vs prior quarter

Net Shares Added (QoQ)

+18.55Mn

accumulated since last quarter

Value of Holdings

$760.99Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Verastem, Inc. (NASDAQ:VSTM) has 157 institutional investors that have filed 13F reports for the period ending June 2026.

These investors collectively held 95.3% of Verastem's outstanding shares in June 2026, up from 82.8% in March 2026.
Their total shares held in VSTM increased 24.15% from the prior quarter, while the number of investors in Verastem increased 44.04% year over year.
Among the 157 funds, 101 bought more Verastem shares, 37 sold down, and 19 held their ground.
Altogether, these fund groups held 95.36Mn shares in VSTM by June 2026, up by 18.55Mn shares quarter on quarter, and up 41.48Mn shares year over year.
BlackRock, Inc. holds the largest position in VSTM at 9.19Mn shares as of June 30, 2026, or 9.18% of shares outstanding.
The largest buyers of Verastem for the quarter ending June 2026 were BlackRock, Inc. (3.0Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (2.51Mn), ARMISTICE CAPITAL, LLC (2.43Mn), BAKER BROS. ADVISORS LP (1.91Mn), Rosalind Advisors, Inc. (1.85Mn).
Leading sellers of Verastem shares for the quarter ending June 2026 were CITADEL ADVISORS LLC (1.99Mn), Morgan Stanley (1.53Mn), J. Goldman & Co LP (1.03Mn), TWO SIGMA INVESTMENTS, LP (617.06K), MILLENNIUM MANAGEMENT LLC (333.96K).
According to Business Quant data, leading holders of VSTM for June 2026 are BlackRock, Inc. (9.19Mn), ARMISTICE CAPITAL, LLC (7.02Mn), RTW INVESTMENTS, LP (6.64Mn), Deep Track Capital, LP (5.74Mn), State Street Corp (5.13Mn), Rosalind Advisors, Inc. (3.99Mn), VANGUARD CAPITAL MANAGEMENT LLC (3.85Mn), Nantahala Capital Management, LLC (3.58Mn), Stonepine Capital Management, LLC (3.35Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (3.27Mn).

Form 13F Holdings

157 Institutional Holders

Report period 30 Jun, 2026

Total shares held 95.36Mn

Of outstanding 95.25%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	9,192,447	9.18%	▲2,997,522	+48.39%	$35.12Mn
2	ARMISTICE CAPITAL, LLC	0001601086	7,024,000	7.02%	▲2,432,000	+52.96%	$26.83Mn
3	RTW INVESTMENTS, LP	0001493215	6,635,793	6.63%	▲59,487	+0.90%	$25.35Mn
4	Deep Track Capital, LP	0001856083	5,740,850	5.73%	0	0.00%	$21.93Mn
5	State Street Corp	0000093751	5,133,859	5.13%	▲1,617,208	+45.99%	$19.61Mn
6	Rosalind Advisors, Inc.	0001622627	3,986,509	3.98%	▲1,848,034	+86.42%	$15.23Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	3,851,508	3.85%	▲528,738	+15.91%	$14.71Mn
8	Nantahala Capital Management, LLC	0001472322	3,584,820	3.58%	0	0.00%	$13.69Mn
9	Stonepine Capital Management, LLC	0001440771	3,349,627	3.35%	▲47,327	+1.43%	$12.80Mn
10	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	3,266,870	3.26%	▲2,509,995	+331.63%	$12.48Mn
11	Foresite Capital Management VI LLC	0002013341	3,146,631	3.14%	0	0.00%	$12.02Mn
12	Goldman Sachs Group Inc	0000886982	2,721,178	2.72%	▲1,237,175	+83.37%	$10.39Mn
13	BAKER BROS. ADVISORS LP	0001263508	2,499,338	2.50%	▲1,914,581	+327.41%	$9.55Mn
14	Alyeska Investment Group, L.P.	0001453072	2,289,625	2.29%	▲239,625	+11.69%	$8.75Mn
15	MILLENNIUM MANAGEMENT LLC	0001273087	2,078,003	2.08%	▼333,962	-13.85%	$7.94Mn
16	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,074,145	2.07%	▲356,588	+20.76%	$7.93Mn
17	AIGH Capital Management LLC	0001835943	1,927,000	1.92%	▼73,000	-3.65%	$7.36Mn
18	Opaleye Management Inc.	0001595855	1,800,000	1.80%	▲1,800,000	0.00%	$6.88Mn
19	BALYASNY ASSET MANAGEMENT L.P.	0001218710	1,686,575	1.68%	▲1,276,796	+311.58%	$6.44Mn
20	Qube Research & Technologies Ltd	0001729829	1,628,488	1.63%	▲152,460	+10.33%	$6.22Mn

Showing 1 to 20 of 157 holders