W · Quarterly Report (Form 10-Q) · Filed April 30, 2026

Wayfair Inc — 10-Q exhibit

a2026-03x31exx321.htm

Wayfair Inc on Boardroom Alpha

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Exhibit 32.1

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report on Form 10-Q of Wayfair Inc. (the "Company") for the quarter ended March 31, 2026, as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Niraj Shah, Chief Executive Officer of the Company, certify, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that:

1)the Report which this statement accompanies fully complies with the requirements of Section 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.

A signed original of this written statement has been provided to the Company and will be retained by the Company and furnished to the SEC or its staff upon request.


April 30, 2026						/s/ NIRAJ SHAH
(Date)						Niraj Shah Chief Executive Officer

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