EX-32.2 7 qttb-ex32_2.htm EX-32.2

Exhibit 32.2

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Lee Kalowski, Chief Financial Officer of Q32 Bio, Inc. (the “Company”) hereby certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge:

(1)
The Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024 (the “Report”) fully complies with the requirements of Sections 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: March 11, 2025 |  | By: | /s/ Lee Kalowski
|  |  | Lee Kalowski
|  |  | Chief Financial Officer and President (principal financial officer)