EX-32.1 6 rklb-20250630ex321.htm EX-32.1
Exhibit 32.1
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Quarterly Report on Form 10-Q of Rocket Lab Corporation (the “Company”) for the period ended June 30, 2025, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned officers hereby certify, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that to their knowledge:
1)the Report which this statement accompanies fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
2)the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: August 7, 2025 | By: | /s/ Peter Beck
|  | Peter Beck
|  | President and Chief Executive Officer (Principal Executive Officer)
Date: August 7, 2025 | By: | /s/ Adam Spice
|  | Adam Spice
|  | Chief Financial Officer (Principal Financial and Accounting Officer)