Exhibit 32

Section 1350 Certifications

Pursuant to 18 U.S.C. § 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Isoray, Inc., a Delaware corporation (the Company), hereby certify that:

To my knowledge, the Annual Report on Form 10-K of the Company for the annual period ended June 30, 2022 (the Report) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: September 28, 2022

/s/ Lori A. Woods

Lori A. Woods

Chief Executive Officer

(Principal Executive Officer)

 Dated: September 28, 2022

/s/ Jonathan Hunt

Jonathan Hunt

Chief Financial Officer

(Co-Principal Financial Officer)

Dated: September 28, 2022

/s/ Mark J. Austin

Mark J. Austin

Vice President of Finance and Corporate Controller, Corporate Secretary

(Co-Principal Financial and Principal Accounting Officer)