Company: CCIXW
Filing Date: 2025-12-05
Form Type: S-4/A
Source: 0001193125-25-309933
Chunk: 240

Company: Churchill Capital Corp IX/Cayman
Filing Date: 2025-12-05
Form: S-4/A
Chunk 240
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holders who hold their investments through a bank or broker will need to contact the Transfer Agent to receive a control number. If you plan to vote at the extraordinary general meeting you will need to have a legal proxy from your bank or broker. If you would like to join and not vote, the Transfer Agent will issue you a guest control number with proof of ownership. In either case you must contact the Transfer Agent for specific instructions on how to receive the control number. The Transfer Agent can be contacted at or via email at . Please allow up to 72 hours prior to the meeting for processing your control number.

If you do not have access to the internet, you can listen to the meeting by dialing (toll-free) (or if you are located outside the United States and Canada (standard rates apply)) and when prompted enter . Please note that you will not be able to vote or ask questions at the extraordinary meeting if you choose to participate telephonically.

You may attend, vote and examine the list of shareholders entitled to vote at the extraordinary general meeting by visiting and entering the control number found on your proxy card, voting instruction form or notice included in the proxy materials.

The Proposals to be Submitted at the Extraordinary General Meeting

CCIX shareholders will be asked to consider and vote on the following proposals at the extraordinary general meeting:

a proposal to approve by ordinary resolution the Merger Agreement and business combination — we refer to this proposal as the “ business combination proposal .” Please see the section entitled “ Proposal No. 1 — The Business Combination Proposal ”;

a proposal to approve, on a non-binding advisory basis, by special resolution the transfer of the registration of CCIX by way of continuation from the Cayman Islands to the State of Delaware— we refer to this proposal as the “ domestication proposal. ” Please see the section entitled “ Proposal No. 2 — The Domestication Proposal ”;

a proposal to approve, on a non-binding advisory basis, by special resolution, and adopt with effect from the Domestication the Proposed Certificate of Incorporation and Proposed Bylaws of CCIX — we refer to this proposal as the “ organizational documents proposal .” A copy of each of the Proposed Certificate of Incorporation and Proposed Bylaws is attached to this proxy statement/prospectus as Annex B and Annex C, respectively. Please see the section entitled “ Proposal No. 3 — The Organizational Documents Proposal ”;

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proposals to approve, on a non-binding advisory basis and as required by