Company: WHWK
Filing Date: 2025-04-28
Form Type: DEF 14A
Source: 0001628280-25-020311
Chunk: 5

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-04-28
Form: DEF 14A
Chunk 5
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 charge to any stockholder upon written request to Whitehawk Therapeutics, Inc., 2 Headquarters Plaza, East Building, 11th Floor, Morristown, New Jersey 07960, Attention: Corporate Secretary. This Proxy Statement and our Annual Report on Form 10-K for the fiscal year ended December 31, 2024 are also available on the Securities and Exchange Commission ("SEC") website at www.sec.gov .

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#### WHITEHAWK THERAPEUTICS, INC.

### PROXY STATEMENT

#### FOR THE 2025 ANNUAL MEETING OF STOCKHOLDERS

### GENERAL INFORMATION
| Access to Proxy Materials 
 Record Date               |     | The Notice of Availability containing instructions on how to access this Proxy Statement, the accompanying notice of annual meeting and form of proxy, and our Annual Report, is first being sent or given on or about April 28, 2025, to all stockholders of record as of April 17, 2025. The proxy materials and our Annual Report can be accessed as of April 28, 2025, by visitingwww.proxyvote.com. If you receive the Notice of Availability, then you will not receive a printed copy of the proxy materials or our Annual Report in the mail unless you specifically request these materials. Instructions for requesting a printed copy of the proxy materials and our Annual Report are set forth in the Notice of Availability.                                                                                  
 The Board has fixed the close of business on April 17, 2025 as the record date (the “Record Date”) for the determination of stockholders entitled to notice of, and to vote at, the Annual Meeting or any postponement, adjournment or continuation thereof. Accordingly, only stockholders of record at the close of business on the Record Date are entitled to notice of, and shall be entitled to vote at, the Annual Meeting or any postponement, adjournment or continuation thereof.                                                                                                                                                                                                                                                                                                                                 |
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| Quorum                    |     | A majority of the voting power of all outstanding stock entitled to vote on the Record Date must be present in person or represented by proxy to constitute a quorum.  Abstentions and “broker non-votes” are counted as present and entitled to vote for purposes of determining a quorum. A “broker non-vote” occurs when a broker, bank, trustee, or other nominee holding shares