Company: CCIXW
Filing Date: 2025-12-05
Form Type: S-4/A
Source: 0001193125-25-309933
Chunk: 936

Company: Churchill Capital Corp IX/Cayman
Filing Date: 2025-12-05
Form: S-4/A
Chunk 936
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, 2024, from each of the persons undersigned thereto to SPAC (as may be amended from time to time, the “Prior Letter Agreement”).Capitalized terms used but not otherwise defined herein shall have the respective meanings ascribed to such terms in the Merger Agreement.

Churchill Sponsor IX LLC, a Cayman Islands limited liability company (the “Sponsor”) and each of the undersigned individuals, each of whom is a member of SPAC’s board of directors and/or management team, which parties, for the avoidance of doubt, include all parties to the Prior Letter Agreement (each of the undersigned individuals, an “Insider”, and collectively, the “Insiders”) are currently, and as of immediately prior to the Closing (including following the Domestication (as defined in the Merger Agreement)) will be, the record owners of the SPAC Capital Stock set forth across such Person’s name onAnnex Ahereto.

In order to induce (i) the Company and the Underwriters to enter into the Underwriting Agreement and to proceed with the Public Offering and (ii) induce the Company, SPAC and Merger Subs to enter into the Merger Agreement, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, Sponsor and each of the Insiders hereby severally (and not jointly or jointly and severally), agrees with SPAC and, at all times prior to any valid termination of the Merger Agreement, the Company as follows:

The Sponsor and each Insider hereby unconditionally and irrevocably agrees: (i) that at any duly called meeting of the stockholders of SPAC (or any adjournment or postponement thereof), and in any action by written consent or written resolutions of the stockholders of SPAC requested by SPAC’s board of directors or undertaken as contemplated by the Transactions, the Sponsor and each such Insider shall, if a meeting is held, appear at the meeting, in person or by proxy, or otherwise cause all of its, his or her shares of SPAC Capital Stock to be counted as present thereat for purposes of establishing a quorum, and shall vote or consent (or cause to be voted or consented), in person or by proxy, all of its, his or her shares of SPAC Capital Stock (a) in favor of the adoption and approval of the Merger Agreement and approval of the Transactions and all other SPAC Stockholder Matters (and any actions required in furtherance thereof), (b