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Health care
· Pharmaceutical Preparations
VSTM
Verastem, Inc.
VSTM
Clue Score
56
United States
Fiscal year ends December
CIK 0001526119
Results filed 14 Oct 2026
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Overview
Financials
Insiders
Summary
By person
Transactions
What the insiders did
Net selling
1 month
12 months
120 months
By person
20 insiders · 181 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Ra Capital Management, L.p.
entity
10% owner
—
$5.22M
(2)
−$5.22M
16,142,051
17.82%
$154.96M
−13.2%
Dan Paterson
President and CEO
$35.06K
(3)
$1.64M
(59)
scheduled
−$1.60M
705,859
0.7794%
$6.78M
+1,484%
Timothy J Barberich
Director
$563.61K
(5)
—
+$563.61K
218,000
0.2407%
$2.09M
+452.4%
Robert E. Gagnon
Director
—
$338.36K
(30)
scheduled
−$338.36K
41,678
0.0460%
$400.11K
—
Brian M Stuglik
Director
$7.30K
(3)
$207.32K
(31)
−$200.02K
137,147
0.1514%
$1.32M
—
Daniel Calkins
Chief Financial Officer
—
$193.94K
(37)
scheduled
−$193.94K
123,781
0.1367%
$1.19M
+16.2%
Paul A. Bunn
Director
—
$138.00K
(2)
scheduled
−$138.00K
44,333
0.0490%
$425.60K
—
Robert Forrester
President and CEO
$87.50K
(3)
—
+$87.50K
226,234
0.2498%
$2.17M
+5.8%
Joseph M Lobacki
Executive VP & CCO
$66.48K
(2)
—
+$66.48K
10,700
0.0118%
$102.72K
—
Michael Kauffman
President of Development
$29.96K
(1)
$85.50K
(1)
scheduled
−$55.54K
8,666
0.0096%
$83.19K
—
Steven H. Bloom
Chief Strategy Officer
$17.94K
(1)
—
+$17.94K
3,500
0.0039%
$33.60K
+600.0%
Eric K Rowinsky
Director
$7.68K
(1)
—
+$7.68K
54,666
0.0604%
$524.79K
—
Ridgeback Capital Investments L.P.
entity
10% owner
—
—
—
10,068,243
11.12%
$96.66M
+121.1%
Frank Neumann
Chief Medical Officer
—
—
—
150,000
0.1656%
$1.44M
—
Michael P Bailey
Director
—
—
—
108,000
0.1193%
$1.04M
—
Anil Kapur
Director
—
—
—
52,666
0.0582%
$505.59K
—
John Johnson
Director
—
—
—
52,666
0.0582%
$505.59K
—
Michelle Robertson
Director
—
—
—
52,666
0.0582%
$505.59K
—
Karin Anna Tollefson
Director
—
—
—
52,666
0.0582%
$505.59K
—
Matthew Ros
Chief Operating Officer
—
—
—
50,000
0.0552%
$480.00K
—