EX-32.1 4 bfly-20260331xex321.htm EX-32.1
Exhibit 32.1
CERTIFICATIONS UNDER SECTION 906
Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), each of the undersigned officers of Butterfly Network, Inc., a Delaware corporation (the “Company”), does hereby certify, to such officer’s knowledge, that:
The Quarterly Report for the quarter ended March 31, 2026 (the “Form 10-Q”) of the Company fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, and the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: April 30, 2026 | /s/ Joseph M. DeVivo
| Joseph M. DeVivo
| Chief Executive Officer, President, and Chairman of the Board

Dated: April 30, 2026 | /s/ John Doherty
| John Doherty
| Executive Vice President, Chief Financial Officer