Exhibit 32.1

CERTIFICATIONS OF PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER

PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906

OF THE SARBANES-OXLEY ACT OF 2002

I, Kevin R. M. Smith, the chief executive officer of Inogen, Inc. (the “Company”), certify for the purposes of 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge,

(i)
the Annual Report of the Company on Form 10-K for the year ended December 31, 2024 (the “Report”), fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(ii)
the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

 

February 28, 2025

By:

 

/s/ Kevin R. M. Smith

 

 

 

Kevin R. M. Smith

 

 

 

Chief Executive Officer

President

Director

 

I, Michael Bourque, the chief financial officer of Inogen, Inc. (the “Company”), certify for the purposes of 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge,

(i)
the Annual Report of the Company on Form 10-K for the year ended December 31, 2024 (the “Report”), fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(ii)
the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

 

February 28, 2025

By:

 

/s/ Michael Bourque

 

 

 

Michael Bourque

 

 

 

Chief Financial Officer

Executive Vice President

Corporate Treasurer