Company: WHWK
Filing Date: 2025-01-31
Form Type: DEFM14A
Source: 0001193125-25-018470
Chunk: 539

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-01-31
Form: DEFM14A
Chunk 539
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     |      | A-84 |
| 10.14                        |     | No Limitation                             |     |      | A-84 |
| 10.15                        |     | Conflict Waiver; Privilege                |     |      | A-84 |
| 10.16                        |     | Guarantee                                 |     |      | A-85 |

EXHIBITS

| Exhibit A |     | Closing Net Working Capital Sample |
| Exhibit B |     | RWI Policy                         |

SCHEDULES

| Schedule A |     | Acquired Employees        |
| Schedule B |     | Excluded Transactions     |
| Schedule C |     | Company Knowledge Parties |
| Schedule D |     | Pre-Closing Restructuring |
| Schedule E |     | Ongoing Clinical Programs |

A-iii

STOCK PURCHASE AGREEMENT

This Stock Purchase Agreement (this “Agreement”) is dated as of December 19, 2024, among KAKEN INVESTMENTS INC., a
Delaware corporation (“Purchaser”), KAKEN PHARMACEUTICAL CO., LTD. (“Guarantor”), Aadi Bioscience, Inc., a Delaware corporation (“Seller”), and Aadi Subsidiary, Inc., a Delaware corporation and
wholly owned subsidiary of Seller (the “Company”). Each of Purchaser, Seller and the Company are sometimes referred to as a “Party” and collectively as the “Parties.” All capitalized terms that are
used in this Agreement have the meanings given to them in .

RECITALS

A. Purchaser desires to acquire the Company on the terms and subject to the conditions set forth in this Agreement.

B. The Seller Board has (i) determined that it is in the best interests of Seller and the Seller Stockholders, and declared it advisable,
to enter into this Agreement providing for the sale of one hundred percent (100%) of the issued and outstanding capital stock of the Company (the “Stock Purchase”) upon the terms and subject to the conditions set forth in this
Agreement; (ii) deemed the Stock Purchase and the transactions contemplated by this Agreement expedient and for the best interests of Seller; (iii) approved the execution and delivery of this Agreement by Seller and the performance of its
covenants and other obligations in this Agreement and the consummation of the Stock Purchase upon the terms and subject to the conditions set forth in this Agreement; (iv) directed that the approval of this Agreement and the Stock Purchase be