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CIK 0001526119 · Non-accelerated filer<br>Smaller reporting company

Verastem, Inc.

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Ticker
VSTM
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
MA
Entity type
operating
EIN
273269467
Phone
(781) 292-4200
Business address
117 KENDRICK STREET, SUITE 500, NEEDHAM, MA, 02494
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$386,390
in 4 filings, $386K under 10b5-1 plans

Net −$386,390. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-11-03 Paterson Dan President and CEO Sale 10b5-1 −1,299 $9.60 $12K 651,413
2026-10-01 Paterson Dan President and CEO Sale 10b5-1 −44,121 $8.00 $353K 652,712
2026-10-01 Calkins Daniel Chief Financial Officer Sale 10b5-1 −2,566 $8.00 $21K 123,781
2026-09-30 Paterson Dan President and CEO Grant or award 10b5-1 −106,893 696,833
2026-09-30 Calkins Daniel Chief Financial Officer Grant or award 10b5-1 −8,333 126,347
2026-09-21 Calkins Daniel Chief Financial Officer Sale 10b5-1 −55 $7.70 $424 118,014
2026-08-03 Paterson Dan President and CEO Sale 10b5-1 −1,302 $5.81 $8K 589,940
2026-06-22 Paterson Dan President and CEO Sale 10b5-1 −20,871 $4.18 $87K 591,242
2026-06-22 Calkins Daniel Chief Financial Officer Sale 10b5-1 −4,032 $4.18 $17K 117,295
2026-06-22 Calkins Daniel Chief Financial Officer Sale 10b5-1 −57 $4.13 $235 117,238
2026-05-21 BAILEY MICHAEL P Director Grant or award +108,000 108,000
2026-05-21 Tollefson Karin Anna Director Grant or award +36,000 52,666
2026-05-21 Stuglik Brian M Director Grant or award +36,000 137,147
2026-05-21 Rowinsky Eric K Director Grant or award +36,000 52,666
2026-05-21 ROBERTSON MICHELLE Director Grant or award +36,000 52,666
2026-05-21 Kapur Anil Director Grant or award +36,000 52,666
2026-05-21 Bunn Paul A. Director Grant or award +36,000 44,333
2026-05-21 JOHNSON JOHN Director Grant or award +36,000 52,666
2026-05-04 Paterson Dan President and CEO Sale 10b5-1 −806 $5.82 $5K 612,113
2026-03-20 Calkins Daniel Chief Financial Officer Grant or award 10b5-1 −57 $5.74 $327 121,327

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