InsiderTrades

Form 4 for VSTM Verastem, Inc.

Accepted 2026-09-23 20:10:13 ET · period of report 2026-09-21 · accession 0001104659-26-110070 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
T 2026-09-23 20:10 2026-09-21 VSTM Calkins Daniel CFO S - Sale $7.70 -55 118.0K -0.0% -$423.50

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-09-21 S D 55 $7.70 118,014 D — — (F1) The sale reported on this Form 4 represents shares sold by the Reporting Person to satisfy statutory withholding requirements in connection with the vesting of restricted stock units. (F2) The total number of shares beneficially owned includes 831 shares of common stock acquired pursuant to the Issuer's 2018 Employee Stock Purchase Plan.