Company: CCIXW
Filing Date: 2025-11-24
Form Type: DEF 14A
Source: 0001193125-25-293828
Chunk: 8

Company: Churchill Capital Corp IX/Cayman
Filing Date: 2025-11-24
Form: DEF 14A
Chunk 8
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 Company with respect to such financial statements.

The Auditor Ratification Proposal

What is being voted on?

A proposal to ratify the selection by the Audit Committee of Withum to serve as our independent registered public
accounting firm for the year ending December 31, 2025.

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Why should I vote “FOR” the Auditor Ratification Proposal?

Withum has served as the Company’s independent registered public accounting firm since 2023. Our Audit Committee and Board believe that
stability and continuity in the Company’s auditor is important as we continue to search for and complete the Business Combination.

Our Board recommends that our shareholders vote “FOR” the Auditor Ratification Proposal.

What vote is required to approve the Auditor Ratification Proposal?

The approval of the Auditor Ratification Proposal requires an ordinary resolution under Cayman Islands law, being the affirmative vote of a
simple majority of the votes cast by the holders of the Ordinary Shares present in person (including shareholders who vote online) or represented by proxy at the Meeting, or any adjournment thereof, and entitled to vote on such matter.

What if I don’t want to vote “FOR” the Auditor Ratification Proposal?

If you do not want the Auditor Ratification Proposal to be approved, you must vote “AGAINST” such proposal. Abstentions will have
no effect on the Auditor Ratification Proposal.

Do I have appraisal rights or dissenters’ rights if I object to any of the Auditor Ratification Proposal?

No. There are no appraisal rights or dissenters’ rights available to our shareholders in connection
with the Auditor Ratification Proposal.

How do our insiders intend to vote their shares?

All of our Sponsor, directors, officers and their respective affiliates, are expected to vote any Ordinary Shares over which they have voting
control in favor of the Auditor Ratification Proposal. On the Record Date, our Sponsor, directors and officers collectively beneficially owned and were entitled to vote an aggregate of 725,000 Class A Ordinary Shares and 7,187,500 Class B
Ordinary Shares, representing approximately 21.6% of our total issued and outstanding Ordinary Shares.

Information about the Meeting

Can I attend the Meeting in person?

Yes. The Meeting will be held at the offices of Ellenoff Grossman & Schole LLP, located at 1345 Avenue of the Americas, New York, New
York 10105, at 9:00 a.m. Eastern Time, on December 19, 2025. You will be permitted to attend the Meeting