Company: WHWK
Filing Date: 2025-04-28
Form Type: DEF 14A
Source: 0001628280-25-020311
Chunk: 60

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-04-28
Form: DEF 14A
Chunk 60
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 copy of the Notice of Internet Availability and, if applicable, the proxy statement and annual report, to multiple stockholders who share the same address unless we receive contrary instructions from one or more stockholders.

This means that only one copy of our documents, including the annual report to stockholders and proxy statement, may have been sent to multiple stockholders in your household. We will promptly deliver a separate copy of either document upon written or oral request to Whitehawk Therapeutics, Inc., 2 Headquarters Plaza, East Building, 11th Floor, Morristown, New Jersey 07960, Attention: Corporate Secretary, telephone: (551) 321-2234. I f you want to receive separate copies of the proxy statement or annual report to stockholders in the future, or if you are receiving multiple copies and would like to receive only one copy per household, you may contact us at the above address and phone number. Street name stockholders may contact their broker, bank or other nominee to request information about householding.

### ADDITIONAL INFORMATION

#### Stockholder Communications
The Board provides to every securityholder the ability to communicate with the Board, as a whole, and with individual directors on the Board through an established process for securityholder communication. For a securityholder communication directed to the Board as a whole, securityholders may send such communication to the attention of the Company's Chair of the Board via U.S. Mail or Expedited Delivery Service to: Whitehawk Therapeutics, Inc., 2 Headquarters Plaza, East Building, 11th Floor, Morristown, New Jersey 07960, Attn: Chair of the Board.

For a securityholder communication directed to an individual director in his or her capacity as a member of the Board, securityholders may send such communication to the attention of the individual director via U.S. Mail or Expedited Delivery Service to: Whitehawk Therapeutics, Inc., 2 Headquarters Plaza, East Building, 11th Floor, Morristown, New Jersey 07960, Attn: Caley Castelein, M.D.

We will forward by U.S. Mail any such securityholder communication to each director, and the Chair of the Board in his or her capacity as a representative of the Board, to whom such securityholder communication is addressed to the address specified by each such director and the Chair of the Board, unless there are safety or security concerns that mitigate against further transmission.

Communications from an officer or director of the Company and proposals submitted by securityholders to be included in