Form 4/A for CMPX Compass Therapeutics, Inc.
Accepted 2026-04-30 16:00:48 ET · period of report 2026-04-29 · accession 0001171843-26-002894 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 2026-04-30 16:00 | 2026-04-29 | CMPX | Lerner Neil | CAO | P - Purchase | $1.89 | +15.0K | 397.5K | +4% | +$28.4K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-04-29 | P | A | 15,000 | $1.89 | 397,500 | D | — | — | (F1) 62,500 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. |