Open Insider Trading Activity for Verastem, Inc. Chief Financial Officer Calkins Daniel
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction VSTM | 2026-10-02 | 2026-10-01 | Verastem, Inc. | Calkins Daniel | Chief Financial Officer | Sell | 1 | 2,566 | $8.00 | $20,528.00 | 2.03% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction VSTM | 2026-09-23 | 2026-09-21 | Verastem, Inc. | Calkins Daniel | Chief Financial Officer | Sell | 1 | 55 | $7.70 | $423.50 | 0.05% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction VSTM | 2025-09-24 | 2025-09-24 | Verastem, Inc. | Calkins Daniel | Chief Financial Officer | Sell | 2 | 82 | $9.13 | $748.31 | 0.04% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction VSTM | 2025-06-24 | 2025-06-23 | Verastem, Inc. | Calkins Daniel | Chief Financial Officer | Sell | 2 | 4,135 | $5.13 | $21,202.05 | 1.85% | View Filing |