InsiderTrades

Form 4 for CMPX Compass Therapeutics, Inc.

Accepted 2026-04-29 17:11:59 ET · period of report 2026-04-29 · accession 0001171843-26-002840 · 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
2026-04-29 17:11 2026-04-29 CMPX Anderman Jonathan GC A - Grant $1.89 +25.0K 196.0K +15% +$47.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-04-29 A A 25,000 $1.89 196,000 D — — (F1) 150,000 of the shares represents unvested restricted stock units ("RSU") granted on January 2, 2026. Each RSU represents a contingent right to receive one share of common stock. The award is subject to service-based vesting conditions and vests in four equal annual installments, with the first installment vested on January 2, 2027.