Company: WHWK
Filing Date: 2025-04-28
Form Type: DEF 14A
Source: 0001628280-25-020311
Chunk: 45

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-04-28
Form: DEF 14A
Chunk 45
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 1, 2025, the number of shares available under the 2021 Plan increased by 987,228 shares pursuant to this featur e.

(3) Our Board adopted, and our shareholders approved, the 2021 ESPP. The 2021 ESPP provides that the number of shares available for issuance under the 2021 ESPP will be increased on the first day of each fiscal year beginning with the 2022 fiscal year, in an amount equal to the least of (i) 310,617 shares, (ii) one percent (1%) of the outstanding

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shares of common stock on the last day of the immediately preceding fiscal year or (iii) an amount determined by the administrator no later than the last day of the immediately preceding fiscal year. On January 1, 2025, the number of shares available under the 2021 ESPP increased by 246,807 shares pursuant to this feature.

(4) Excludes (i) 987,228 additional shares of common stock that may be issued pursuant to our 2021 Plan pursuant to an automatic annual increase effective on January 1, 2025 and (ii) 246,807 additional shares of common stock that may be issued pursuant to our 2021 ESPP pursuant to an annual increase effective on January 1, 2025.

(5) Reflects (i) an option to acquire 490,000 shares at an exercise price per share equal to $4.30 issued under the 2023 Plan and (ii) warrants issued for the purchase of 29,167 shares of common stock at an exercise price of $7.29 per share. These warrants are compensatory in nature and are fully vested.

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### SECURITY OWNERSHIP OF

### CERTAIN BENEFICIAL OWNERS AND MANAGEMENT
The following table sets forth information relating to the beneficial ownership of our common stock at April 17, 2025 by:

• each person, or group of affiliated persons, known by us to beneficially own more than 5% of the outstanding shares of our common stock;

• each of our directors;

• each of our named executive officers; and

• all current directors and executive officers as a group.

The number of shares beneficially owned by each entity, person, director or executive officer is determined in accordance with the rules of the SEC, and the information is not necessarily indicative of beneficial ownership for any