Company: IPODW
Filing Date: 2025-04-21
Form Type: 8-A12B
Source: 0001213900-25-033552
Chunk: 0

Company: Dune Acquisition Corp II
Filing Date: 2025-04-21
Form: 8-A12B
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-A

FOR REGISTRATION OF CERTAIN CLASSES OF

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

THE SECURITIES EXCHANGE ACT OF 1934

Dune Acquisition Corporation II
(Exact name of registrant as specified in its charter)</div>

| Cayman Islands                           |     |                   N/A |
| (State or other jurisdiction of          
 incorporation or organization)           |     |      -I.R.S. Employer 
 Identification Number |
| 700 S. Rosemary Avenue, Suite 204        
 West Palm Beach, FL                      |     |                 33401 |
| (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 so registered                                                                                         |     | Name of each exchange on             
 which each class is to be registered |
| Units, each consisting of one Class A Ordinary Share, par value $0.0001 per share, and three-quarters of one redeemable warrant |     | The Nasdaq Stock Market LLC          |
| Class A Ordinary Shares, par value $0.0001 per share                                                                            |     | The Nasdaq Stock Market LLC          |
| 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), 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), 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 offering statement
file number to which this form relates: 333-285639

Securities to be registered pursuant to Section 12(g) of the Act: None

<div align='center'>N/A

(Title of class)</div>

Item 1. Description of Registrant’s Securities