Verastem, Inc. (VSTM) Insider Trading -- Recent Executive & Director Transactions
12 insiders reported 75 Form 4 transactions for Verastem, Inc. (VSTM) over the past 18 months (most recent 2026-10-02). Recent activity: Paterson Dan (President and CEO) Sell 106,893 shares, Calkins Daniel (Chief Financial Officer) Sell 8,333 shares, Paterson Dan (President and CEO) Sell 44,121 shares, Calkins Daniel (Chief Financial Officer) Sell 2,566 shares, Calkins Daniel (Chief Financial Officer) Sell 55 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-02 | Paterson Dan | President and CEO | Sell | 106,893 | $0 |
| 2026-10-02 | Calkins Daniel | Chief Financial Officer | Sell | 8,333 | $0 |
| 2026-10-02 | Paterson Dan | President and CEO | Sell | 44,121 | $352,968 |
| 2026-10-02 | Calkins Daniel | Chief Financial Officer | Sell | 2,566 | $20,528 |
| 2026-09-23 | Calkins Daniel | Chief Financial Officer | Sell | 55 | $424 |
| 2026-08-05 | Paterson Dan | President and CEO | Sell | 1,302 | $7,565 |
| 2026-06-24 | Paterson Dan | President and CEO | Sell | 20,871 | $87,241 |
| 2026-06-24 | Calkins Daniel | Chief Financial Officer | Sell | 4,032 | $16,854 |
| 2026-06-24 | Calkins Daniel | Chief Financial Officer | Sell | 57 | $235 |
| 2026-05-27 | BAILEY MICHAEL P | Director | Buy | 108,000 | $0 |
| 2026-05-26 | ROBERTSON MICHELLE | Director | Buy | 36,000 | $0 |
| 2026-05-26 | Tollefson Karin Anna | Director | Buy | 36,000 | $0 |
| 2026-05-26 | Bunn Paul A. | Director | Buy | 36,000 | $0 |
| 2026-05-26 | JOHNSON JOHN | Director | Buy | 36,000 | $0 |
| 2026-05-26 | Stuglik Brian M | Director | Buy | 36,000 | $0 |
| 2026-05-26 | Rowinsky Eric K | Director | Buy | 36,000 | $0 |
| 2026-05-26 | Kapur Anil | Director | Buy | 36,000 | $0 |
| 2026-05-06 | Paterson Dan | President and CEO | Sell | 806 | $4,691 |
| 2026-03-23 | Calkins Daniel | Chief Financial Officer | Sell | 57 | $327 |
| 2026-02-05 | Paterson Dan | President and CEO | Sell | 970 | $6,489 |
| 2026-01-23 | Calkins Daniel | Chief Financial Officer | Buy | 16,665 | $0 |
| 2026-01-23 | Paterson Dan | President and CEO | Buy | 213,785 | $0 |
| 2026-01-14 | Paterson Dan | President and CEO | Sell | 10,321 | $73,898 |
| 2026-01-14 | Calkins Daniel | Chief Financial Officer | Sell | 5,039 | $36,079 |
| 2025-12-29 | Calkins Daniel | Chief Financial Officer | Sell | 80 | $629 |
Source: SEC Form 4 filings · as of 2026-10-02