Companies / Whitehawk Therapeutics, Inc.
Whitehawk Therapeutics, Inc.
Nasdaq: WHWKCIK 1422142MORRISTOWN, NJ
Financials · FY2025
Ownership
57.0M shares outstanding · as of Aug 3, 2026
Ownership
| Insiders | 0.97% | 553,494 |
| Institutions | 62.77% | 35,782,143 |
| Public float | 36.26% | 20,673,373 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 5
View all →| Insider | % of shares | Shares |
|---|---|---|
Castelein CaleyDirector | 0.48% | 274,796 |
Ball BryanSee remarks | 0.36% | 206,019 |
Lennon David JamesCEOCHIEF EXECUTIVE OFFICER · Director | 0.08% | 44,579 |
Giacobello Scott M.CHIEF FINANCIAL OFFICER | 0.05% | 28,100 |
Maroun Richard EDirector | — | — |
Institutional holders 56
View all →| Holder | Value | % of shares |
|---|---|---|
| $15.92M | 8.10% | |
| $14.37M | 7.31% | |
| $8.95M | 6.49% | |
| $8.81M | 3.37% | |
| $8.25M | 5.98% | |
| $6.90M | 5.00% | |
| $5.24M | 3.80% | |
| $5.04M | 3.65% | |
| $5.01M | 3.63% | |
| $3.85M | 2.79% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| May 14, 2026 | Castelein Caley Director | Grant | Common Stock | $1000.0K | +255K +1295.33% | 274,796 0.48% of shares | low |
| Mar 2, 2026 | Lennon David James CEO | Sell | Common Stock | $16.9K | -5K -10.27% | 44,579 0.08% of shares | low |
| Mar 2, 2026 | Giacobello Scott M. Executive | Sell | Common Stock | $8.6K | -3K -8.45% | 28,100 0.05% of shares | low |
| Mar 2, 2026 | Ball Bryan Executive | Sell | Common Stock | $6.1K | -2K -0.88% | 206,019 0.36% of shares | low |
| Jun 12, 2026 | Maroun Richard E Director | Grant | Stock Option (right to buy) | — | +38K | 38,040 0.07% of shares | low |
| Jun 12, 2026 | Castelein Caley Director | Grant | Stock Option (right to buy) | — | +38K | 38,040 0.07% of shares | low |
| May 14, 2026 | Castelein Caley Director | Grant | Pre-Funded Warrant (right to buy) | — | +2.1M | 2,072,756 3.64% of shares | low |
| Mar 1, 2026 | Ball Bryan Executive | Exercise | Restricted Stock Units | — | -5K -33.33% | 10,000 0.02% of shares | low |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| WHWK | Common Stock | 00032Q104 |