Company: WHWK
Filing Date: 2025-01-31
Form Type: DEFM14A
Source: 0001193125-25-018470
Chunk: 689

Company: Whitehawk Therapeutics, Inc.
Filing Date: 2025-01-31
Form: DEFM14A
Chunk 689
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, sublease, exchange, license, sub-license, or other
disposition of all or a material portion of the assets of Seller or any of its subsidiaries). Stockholder covenants and agrees that, except for this Agreement, Stockholder shall not, and shall not permit any Person under Stockholder’s control,
during the Support Period, to (x) enter into any voting agreement or voting trust with respect to any Subject Shares, (y) except as expressly set forth herein, grant, a proxy, consent or power of attorney with respect to any Subject
Shares, or (z) make, or in any manner participate in, directly or indirectly, a “solicitation” of “proxies” (as such terms are used in 17 CFR § 240.14a-1, et seq.) or
consents from Seller Stockholders in connection with any vote of the Seller Stockholders with respect to the Stock Purchase Agreement, the Stock Purchase or the other transactions contemplated by the Stock Purchase Agreement, other than to recommend
that Seller Stockholders vote in favor of the Stock Purchase and the other transactions contemplated by the Stock Purchase Agreement (to the extent proposed to be voted upon or consented to by the Seller Stockholders) and the approval of the Stock
Purchase Agreement (and any

B-3

actions required in furtherance thereof or otherwise expressly provided in this Agreement or the Stock Purchase Agreement) including the Specified Transactions.

(b) Nothing in this Agreement shall obligate Stockholder to exercise any option or any other right to acquire any shares of Seller Common
Stock.

SECTION 4 . Notwithstanding any provision of this Agreement to the contrary, but without
limiting any obligations of Seller or the Company under the Stock Purchase Agreement, nothing in this Agreement shall limit any individual who is a director or officer of Seller from acting in such capacity and exercising his or her rights or
fiduciary duties as a director or officer of Seller or voting in such person’s sole discretion on any matter (it being understood that this Agreement shall apply to Stockholder solely in Stockholder’s capacity as stockholder of Seller and
that any director or officer of Seller who signs this Agreement as Stockholder, or on behalf of Stockholder, is signing only as Stockholder (or on behalf of Stockholder) and not in any other capacity).

SECTION 5 . Nothing contained in this Agreement shall be deemed to vest in Purchaser any direct or indirect
ownership or incidence of ownership of or with respect to any Subject Shares. All rights