144 0001950170 XXXXXXXX LIVE 0001616707 Wayfair Inc. 001-36666 4 COPLEY PLACE BOSTON MA 02116 617 532 6100 Gulliver Kate Officer Class A Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

9612 982346.40 106879786 11/04/2025 NYSE Class A 06/15/2020 Restricted Stock Vesting Issuer N 538 06/15/2020 Compensation Class A 07/01/2020 Restricted Stock Vesting Issuer N 269 07/01/2020 Compensation Class A 09/15/2020 Restricted Stock Vesting Issuer N 535 09/15/2020 Compensation Class A 10/01/2020 Restricted Stock Vesting Issuer N 269 10/01/2020 Compensation Class A 12/15/2020 Restricted Stock Vesting Issuer N 272 12/15/2020 Compensation Class A 01/01/2021 Restricted Stock Vesting Issuer N 448 01/01/2021 Compensation Class A 03/15/2021 Restricted Stock Vesting Issuer N 273 03/15/2021 Compensation Class A 04/01/2021 Restricted Stock Vesting Issuer N 444 04/01/2021 Compensation Class A 06/15/2021 Restricted Stock Vesting Issuer N 545 06/15/2021 Compensation Class A 07/01/2021 Restricted Stock Vesting Issuer N 909 07/01/2021 Compensation Class A 09/15/2021 Restricted Stock Vesting Issuer N 557 09/15/2021 Compensation Class A 10/01/2021 Restricted Stock Vesting Issuer N 889 10/01/2021 Compensation Class A 12/15/2021 Restricted Stock Vesting Issuer N 507 12/15/2021 Compensation Class A 01/01/2022 Restricted Stock Vesting Issuer N 1222 01/01/2022 Compensation Class A 03/15/2022 Restricted Stock Vesting Issuer N 565 03/15/2022 Compensation Class A 04/01/2022 Restricted Stock Vesting Issuer N 1370 04/01/2022 Compensation Y 11/04/2025 08/05/2025 /s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Kate S. Gulliver