Company: WHWK
Filing Date: 2025-01-31
Form Type: DEFM14A
Source: 0001193125-25-018470
Chunk: 699

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-01-31
Form: DEFM14A
Chunk 699
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 | Title: |

[ Signature Page to Voting and Support Agreement] B-12

IN WITNESS WHEREOF, the undersigned have caused this Agreement to be executed to be effective as of the date first above written.

| ENTITY STOCKHOLDER |     |        |
| Entity Name        |     |        |
| By:                |     |        |
|                    |     | Name:  |
|                    |     | Title: |

| INDIVIDUAL STOCKHOLDER |
| Name:                  |

[ Signature Page to Voting and Support Agreement] B-13

SCHEDULE I

| Beneficially Owned Shares |     | Address                     
 (including email)           |
| [●]                       |     | [Address] [City, State ZIP] 
 Attn: [●] Email: [●]        |

[ Schedule I to Voting and Support Agreement] B-14

EXHIBIT A JOINDER AGREEMENT The undersigned is executing and delivering this Joinder Agreement pursuant to that certain Voting and Support Agreement dated as of December 19, 2024, as amended or modified from time to time in accordance with its terms, by and between KAKEN INVESTMENTS INC., Aadi Bioscience, Inc. and [Stockholder] (the “ Voting Agreement”). Capitalized terms used but not defined in this Joinder Agreement shall have the meanings ascribed to such terms in the Voting Agreement. The undersigned acknowledges and agrees that it shall be bound by, and subject to, all of the restrictions, covenants, terms and conditions of the Voting Agreement as though an original “Stockholder” party thereto with respect to the Subject Shares [Transferred to it][owned in a joint account with Stockholder]. The address and e-mailaddress to which notices may be sent to the undersigned are as follows: [Stockholder] [Address] [City, State ZIP] Attn: [●] Email: [●] Date: [●]

| [Name] |

[ Exhibit A to Voting and Support Agreement] B-15

Annex C

December 19, 2024

The Board of Directors

Aadi Bioscience, Inc.

17383 Sunset Boulevard Suite A250

Pacific Palisades, California 90272

Ladies and Gentlemen:

You have requested our opinion as to the fairness, from a financial point of view, to Aadi Bioscience, Inc. (“Seller”), of the Consideration (as
defined below) proposed to be