Company: MCGAU
Filing Date: 2025-12-01
Form Type: 425
Source: 0001104659-25-117351
Chunk: 9

Company: Yorkville Acquisition Corp.
Filing Date: 2025-12-01
Form: 425
Chunk 9
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Acquisition Sponsor LLC. Yorkville Securities, LLC has acted as an advisor to Yorkville Acquisition Sponsor LLC.

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Additional Information and Where to Find It

Yorkville Acquisition Corp. intends to publicly file with the Securities and
Exchange Commission (the “SEC”) a Registration Statement on Form S-4 (as may be amended, the “Registration Statement”),
which will include a preliminary proxy statement of Yorkville Acquisition Corp. and a prospectus (the “Proxy Statement/Prospectus”)
in connection with the Business Combination. The definitive proxy statement and other relevant documents will be mailed to shareholders
of Yorkville Acquisition Corp. as of a record date to be established for voting on the Business Combination and other matters as described
in the Proxy Statement/Prospectus. Yorkville Acquisition Corp. will also file other documents regarding the Business Combination with
the SEC. This communication does not contain all of the information that should be considered concerning the Business Combination and
is not intended to form the basis of any investment decision or any other decision in respect of the Business Combination. BEFORE MAKING
ANY VOTING OR INVESTMENT DECISION, SHAREHOLDERS OF YORKVILLE ACQUISITION CORP. AND OTHER INTERESTED PARTIES ARE URGED TO READ, WHEN AVAILABLE,
THE PRELIMINARY PROXY STATEMENT/PROSPECTUS, AND AMENDMENTS THERETO, AND THE DEFINITIVE PROXY STATEMENT/PROSPECTUS AND ALL OTHER RELEVANT
DOCUMENTS FILED OR THAT WILL BE FILED WITH THE SEC IN CONNECTION WITH YORKVILLE AC