Company: MCGAU
Filing Date: 2025-06-26
Form Type: 8-A12B
Source: 0001213900-25-058291
Chunk: 0

Company: Yorkville Acquisition Corp.
Filing Date: 2025-06-26
Form: 8-A12B
Chunk 0
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<div align='center'>UNITED STATES

U.S. SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-A

FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES

PURSUANT TO SECTION 12(b) OR 12(g) OF THE

SECURITIES EXCHANGE ACT OF 1934

YORKVILLE acquisition corp.

(Exact Name of Registrant as Specified in Its Charter)</div>

| Cayman Islands                           |     |                N/A |
| (State of Incorporation                  
 or Organization)                         |     |   -I.R.S. Employer 
 Identification No. |
| 1012 Springfield Avenue                  
 Mountainside, New Jersey                 |     |              07092 |
| (Address of Principal Executive Offices) |     |          -Zip Code |

Securities to be registered pursuant to Section 12(b) of the Act:

| Title of Each Class to be Registered                                                                              |     | Name of Each Exchange on Which Each Class is to be Registered |
| Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant                      |     | The Nasdaq Stock Market LLC                                   |
| Class A ordinary shares, par value $0.0001 per share                                                              |     | The Nasdaq Stock Market LLC                                   |
| Redeemable warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 |     | The Nasdaq Stock Market LLC                                   |

If this form relates to the registration of a class
of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c) or (e), please check
the following box. ☒

If this form relates to the registration of a class
of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d) or (e), please check
the following box. ☐

If this form relates to the registration of a class
of securities concurrently with a Regulation A offering, check the following box. ☐

Securities Act registration statement or Regulation
A file number to which this form relates: 333-286569

Securities to be registered pursuant to Section
12(g) of the Act:

<div align='center'>None

(Title of Class)</div>

Item 1. Description of Registrant’s Securities to be Registered.

The securities to be registered
hereby are the units