Form 4 for WHWK Whitehawk Therapeutics, Inc.
Accepted 2026-04-17 16:53:19 ET · period of report 2026-04-15 · accession 0001754154-26-000010 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-04-17 16:53 | 2026-04-15+ | WHWK | Giacobello Scott M. | CFO | S - Sale | $4.03 | -218.6K | 295.2K | -43% | -$882.0K |
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 | 2026-04-15 | S | D | 77,000 | $3.86 | 436,824 | D | — | — | (F1) Represents a broker-assisted sale to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units. (F2) Includes an aggregate of 11,822 shares of Common Stock acquired between November 14, 2022 and November 15, 2025 under the Issuer's 2021 Employee Stock Purchase Plan. |
| 2 | Common | Common Stock | 2026-04-16 | S | D | 141,600 | $4.13 | 295,224 | D | — | — | (F1) Represents a broker-assisted sale to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units. |