Daniel Calkins, Chief Financial Officer at Verastem, Inc. (VSTM), sold 80 shares at $7.86 ($629) on 2025-12-24, disclosed to the SEC on 2025-12-29.
Seasonal sale ($629) by Chief Financial Officer — this insider has traded VSTM in December in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| VSTM | SELL | 2026-06-24 | $17K | — | Filing → |
| VSTM | SELL | 2026-01-14 | $36K | — | Filing → |
| VSTM | SELL | 2025-09-24 | $748 | — | Filing → |