Verastem, Inc (VSTM) insider trading
Every open-market stock purchase and sale by Verastem, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Dan Paterson (CEO) and 1 other sold $381K in the last 90 days.
- Last insider buy: Timothy J Barberich (Director), $109K, 5 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $1.1M (22 sales). Last close $9.21 on Oct 21, 2026.
Recent VSTM insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 1, 2026 | Dan Paterson (CEO) | Sold | $353K |
| Oct 1, 2026 | Daniel Calkins (CFO) | Sold | $20.5K |
| Sep 30, 2026 | Dan Paterson (CEO) | Sold (not open market) | — |
| Sep 30, 2026 | Daniel Calkins (CFO) | Sold (not open market) | — |
| Sep 21, 2026 | Daniel Calkins (CFO) | Sold | $424 |
| Aug 3, 2026 | Dan Paterson (CEO) | Sold | $7.6K |
| Jun 22, 2026 | Dan Paterson (CEO) | Sold | $87.2K |
| Jun 22, 2026 | Daniel Calkins (CFO) | Sold | $16.9K |
| Jun 22, 2026 | Daniel Calkins (CFO) | Sold | $235 |
| May 21, 2026 | Karin Anna Tollefson (Director) | Bought (not open market) | — |
| May 21, 2026 | Michael P Bailey (Director) | Bought (not open market) | — |
| May 21, 2026 | Paul A. Bunn (Director) | Bought (not open market) | — |
| May 21, 2026 | John Johnson (Director) | Bought (not open market) | — |
| May 21, 2026 | Anil Kapur (Director) | Bought (not open market) | — |
| May 21, 2026 | Michelle Robertson (Director) | Bought (not open market) | — |
| May 21, 2026 | Eric K Rowinsky (Director) | Bought (not open market) | — |
| May 21, 2026 | Brian M Stuglik (Director) | Bought (not open market) | — |
| May 4, 2026 | Dan Paterson (CEO) | Sold | $4.7K |
| Mar 20, 2026 | Daniel Calkins (CFO) | Sold (not open market) | $327 |
| Feb 4, 2026 | Dan Paterson (CEO) | Sold | $6.5K |
| Jan 21, 2026 | Daniel Calkins (CFO) | Bought (not open market) | — |
| Jan 21, 2026 | Dan Paterson (CEO) | Bought (not open market) | — |
| Jan 12, 2026 | Dan Paterson (CEO) | Sold | $73.9K |
| Jan 12, 2026 | Daniel Calkins (CFO) | Sold | $36.1K |
| Jan 6, 2026 | Michael Kauffman (President) | Bought (not open market) | — |
Who's trading VSTM
- Daniel Calkins, CFO: sold $74.7K (6 sales), last Oct 1, 2026
- Dan Paterson, CEO: sold $855K (23 sales), last Oct 1, 2026
- John Johnson, Director: other filings, last May 21, 2026
- Anil Kapur, Director: other filings, last May 21, 2026
- Michael P Bailey, Director: other filings, last May 21, 2026
- Paul A. Bunn, Director: sold $62.5K (1 sale), last May 21, 2026
- Eric K Rowinsky, Director: other filings, last May 21, 2026
- Brian M Stuglik, Director: sold $5.4K (1 sale), last May 21, 2026
- Karin Anna Tollefson, Director: other filings, last May 21, 2026
- Michelle Robertson, Director: other filings, last May 21, 2026
- Michael Kauffman, Director: sold $85.5K (1 sale), last Jan 6, 2026
- Robert E. Gagnon, Director: sold $2.6K (1 sale), last Dec 16, 2025
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