Verastem Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Verastem Inc.
- Ownership
- Public
- Status
- Active
- Headquarters country
- United States
- Ticker symbol
- VSTM
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001526119
Board of directors
-
Anil Kapur · DirectorSince 2023
-
Brian M. Stuglik · DirectorSince 2023
-
Dan Paterson · Director · President and CEOSince 2023
-
Eric K. Rowinsky · DirectorSince 2023
-
John Johnson · DirectorSince 2023
-
Karin Anna Tollefson · DirectorSince 2023
-
Michael Kauffman · Director · President of DevelopmentSince 2023
-
Michael P. Bailey · DirectorSince 2026
-
Michelle Robertson · DirectorSince 2023
-
Paul A. Bunn · DirectorSince 2023
-
Robert E. Gagnon · DirectorSince 2023
Chief executives
Dan Paterson
· President and CEO
Dates unknown
Board connections
6 of this board's directors also sit on 11 other boards.
- via Michael Kauffman
- via John Johnson
- via Eric K. Rowinsky
- via Robert E. Gagnon
- via Eric K. Rowinsky
- via Robert E. Gagnon
- via Michael Kauffman
- via Anil Kapur
- via Brian M. Stuglik
- via Robert E. Gagnon
- via John Johnson
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $787,837
- 32 sales by 6 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 21, 2026 | Calkins Daniel Officer (Chief Financial Officer) | Open-market sale | −55 | $7.70 | $424 |
| Aug 3, 2026 | Dan Paterson Director, Officer (President and CEO) | Open-market sale | −1,302 | $5.81 | $7,565 |
| Jun 22, 2026 | Dan Paterson Director, Officer (President and CEO) | Open-market sale | −20,871 | $4.18 | $87,241 |
| Jun 22, 2026 | Calkins Daniel Officer (Chief Financial Officer) | Open-market sale | −4,032 | $4.18 | $16,854 |
| Jun 22, 2026 | Calkins Daniel Officer (Chief Financial Officer) | Open-market sale | −57 | $4.13 | $235 |
| May 21, 2026 | Michael P. Bailey Director | Grant or award | +108,000 | — | — |
| May 21, 2026 | Karin Anna Tollefson Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | Brian M. Stuglik Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | Eric K. Rowinsky Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | Michelle Robertson Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | Anil Kapur Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | Paul A. Bunn Director | Grant or award | +36,000 | — | — |
| May 21, 2026 | John Johnson Director | Grant or award | +36,000 | — | — |
| May 4, 2026 | Dan Paterson Director, Officer (President and CEO) | Open-market sale | −806 | $5.82 | $4,691 |
| Mar 20, 2026 | Calkins Daniel Officer (Chief Financial Officer) | Grant or award | −57 | $5.74 | $327 |
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