Company: IPODW
Filing Date: 2025-08-11
Form Type: 10-Q
Source: 0001213900-25-074296
Chunk: 91

Company: Dune Acquisition Corp II
Filing Date: 2025-08-11
Form: 10-Q
Item: Part II, Item 1A
Chunk 91
---
1)

10.5
 
Administrative Services Agreement, dated May 6, 2025 by and between the Company and Dune Acquisition Holdings II LLC (1)

31.1*
 
Certification of Principal Executive Officer Pursuant to Securities Exchange Act Rules 13a-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

31.2*
 
Certification of Principal Financial Officer Pursuant to Securities Exchange Act Rules 13a-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

32.1*
 
Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

32.2*
 
Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

101.INS*
 
Inline XBRL Instance Document

101.SCH*
 
Inline XBRL Taxonomy Extension Schema Document

101.CAL*
 
Inline XBRL Taxonomy Extension Calculation Linkbase Document

101.DEF*
 
Inline XBRL Taxonomy Extension Definition Linkbase Document

101.LAB*
 
Inline XBRL Taxonomy Extension Labels Linkbase Document

101.PRE*
 
Inline XBRL Taxonomy Extension Presentation Linkbase Document

104*
 
Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

*
Filed
    herewith.

(1)
Previously
    filed as an exhibit to our Current Report on Form 8-K filed on May 9, 2025, and incorporated by reference herein.

19

SIGNATURES

In accordance with the requirements
of the Exchange Act, the registrant caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

DUNE
    ACQUISITION CORPORATION II

Date:
    August 11, 2025
By:
/s/
    Carter Glatt

Name:  
Carter
    Glatt

Title:
Chief
    Executive Officer

(Principal
    Executive Officer)

Date:
    August 11, 2025
By:
/s/
    Michael Castaldy

Name:  
Michael
    Castaldy

Title:
Chief
    Financial Officer

(