EXHIBIT 32.1

 

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER

AND PRINCIPAL FINANCIAL OFFICER

IN ACCORDANCE WITH

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

 

 

In connection with the Annual Report on Form 10-K of Astrotech Corporation (the “Company”) for the fiscal year ended June 30, 2026 as filed with the Securities and Exchange Commission on the date hereof (the “report”), I, Thomas B. Pickens, III, in my capacity as Chief Executive Officer (Principal Executive Officer and Principal Financial Officer) of the Company and not in my individual capacity, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:

 

 

(1)

the report fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934; and

 

 

(2)

the information contained in the report fairly presents, in all material respects, the financial condition and results of operations of the Company as of, and for, the periods presented in the report.

 

   

/s/ Thomas B. Pickens III

  

Thomas B. Pickens III

  
Chief Executive Officer, Chief Technology Officer, and Chairman of the Board  
(Principal Executive Officer and Principal Financial Officer)  
September 25, 2026  

 

 

The foregoing certification is being furnished as an exhibit to the report pursuant to Item 601(b)(32) of Regulation S-K and Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code) and, accordingly, is not being filed as part of the report for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and is not incorporated by reference into any filing of the Company, whether made before or after the date hereof, regardless of any general incorporation language in such filing.