W

SEC source: 0001616707-22-000083 · wf-form4_165550505948800.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,251

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.18 to $45.38, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000082 · wf-form4_165550503862834.xml · derivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,972

Underlying: Class A Common Stock · 664 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F4 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on March 15, 2021 with respect to 299 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

F4 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on March 15, 2021 with respect to 299 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

SEC source: 0001616707-22-000082 · wf-form4_165550503862834.xml · nonDerivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,494

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001616707-22-000083 · wf-form4_165550505948800.xml · derivative · entry 4

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,973

Underlying: Class A Common Stock · 3,663 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F5 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on June 15, 2021 with respect to 1,886 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

F5 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on June 15, 2021 with respect to 1,886 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

SEC source: 0001616707-22-000083 · wf-form4_165550505948800.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,365

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001616707-22-000079 · wf-form4_165421472683493.xml · nonDerivative · entry 2

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,902

F1 · kind: Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units, and does not represent a discretionary trade by the reporting person

SEC source: 0001616707-22-000079 · wf-form4_165421472683493.xml · nonDerivative · entry 1

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,907

F1 · kind: Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units, and does not represent a discretionary trade by the reporting person

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.07 to $58.09, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000077 · wf-form4_165404083038552.xml · nonDerivative · entry 1

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,599

F1 · shares: These shares of Class A Common Stock are issuable upon vesting of a restricted stock unit ("RSU"). The RSU vests upon the satisfaction of a service condition over a one year period commencing on May 1, 2022. The service condition is satisfied as to one fourth of the shares for each three-month period of continuous service thereafter.

F2 · shares: Pursuant to the Limited Partnership Agreements of Charlesbank Equity Fund IX, Limited Partnership, and certain affiliated funds (the "Funds"), proceeds received in connection with shares issuable upon vesting of the RSU will be allocated to the Funds.

SEC source: 0000904454-22-000337 · edgar.xml · derivative · entry 1

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 11,986 shares

Expires not disclosed

F1 · derivative.exercise_price: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F1 · derivative.exercise_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F1 · derivative.expiration_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F2 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · nonDerivative · entry 1

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,160

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $49.795 to $49.88, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 11

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 2,397.2 shares

Expires not disclosed

F3 · derivative.exercise_price: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.exercise_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.expiration_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 10

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 7,191.6 shares

Expires not disclosed

F3 · derivative.exercise_price: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.exercise_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.expiration_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 9

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 13,469.8 shares

Expires not disclosed

F5 · derivative.exercise_price: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.exercise_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.expiration_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 8

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 20,204.7 shares

Expires not disclosed

F5 · derivative.exercise_price: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.exercise_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.expiration_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 7

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 20,204.7 shares

Expires not disclosed

F5 · derivative.exercise_price: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.exercise_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.expiration_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 6

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 16,837.25 shares

Expires not disclosed

F5 · derivative.exercise_price: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.exercise_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.expiration_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 5

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 20,204.7 shares

Expires not disclosed

F5 · derivative.exercise_price: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.exercise_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F5 · derivative.expiration_date: The 1.00% Convertible Senior Notes due 2026 (the "2026 Notes") are convertible on and after May 15, 2026. Prior to May 15, 2026, the 2026 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 6.7349 shares of the Company's Class A common stock per $1,000 principal amount of Notes (equivalent to a conversion price of approximately $148.48 per share of the Company's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2026 Notes mature on August 15, 2026.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 4

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 3,595.8 shares

Expires not disclosed

F3 · derivative.exercise_price: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.exercise_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.expiration_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000904454-22-000333 · edgar.xml · derivative · entry 3

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Footnote

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 10,787.4 shares

Expires not disclosed

F3 · derivative.exercise_price: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.exercise_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F3 · derivative.expiration_date: The 0.625% Convertible Senior Notes due 2025 (the "2025 Notes") are convertible on and after July 1, 2025. Prior to July 1, 2025, the 2025 Notes are only convertible upon the occurrence of certain specified events. The current conversion rate is 2.3972 shares of the Issuer's Class A common stock per $1,000 principal amount of 2025 Notes (equivalent to a conversion price of approximately $417.15 per share of the Issuer's Class A common stock). The conversion rate is subject to adjustment upon the occurrence of certain specified events. The 2025 Notes mature on October 1, 2025.

F4 · ownership.nature: The Reporting Person is a Managing Director, Chief Executive Officer and member of the investment committee of Charlesbank Capital Partners, LLC, which is ultimate general partner or managing member of the investment vehicles that directly hold the securities reported herein. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001616707-22-000065 · wf-form4_165162442707890.xml · nonDerivative · entry 4

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,830

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.42 to $88.26, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000065 · wf-form4_165162442707890.xml · nonDerivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,925

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.48 to $87.25, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000065 · wf-form4_165162442707890.xml · nonDerivative · entry 2

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,963

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.17 to $86.16, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000064 · wf-form4_165162440282566.xml · nonDerivative · entry 3

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,913

F1 · kind: Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units, and does not represent a discretionary trade by the reporting person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.29 to $88.26, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000064 · wf-form4_165162440282566.xml · nonDerivative · entry 2

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,015

F1 · kind: Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units, and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.42 to $87.19, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000064 · wf-form4_165162440282566.xml · nonDerivative · entry 1

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,041

F1 · kind: Represents shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units, and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.16 to $86.10, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000065 · wf-form4_165162442707890.xml · derivative · entry 5

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,000

Underlying: Class A Common Stock · 6,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F6 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition was satisfied as to 1/5th of the shares on May 1, 2019 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

F6 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition was satisfied as to 1/5th of the shares on May 1, 2019 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

SEC source: 0001616707-22-000065 · wf-form4_165162442707890.xml · nonDerivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,972

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001616707-22-000053 · wf-form4_165041593469892.xml · nonDerivative · entry 4

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,788

F2 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.49 to $103.41, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000053 · wf-form4_165041593469892.xml · nonDerivative · entry 3

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,743

F2 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.20 to $102.16, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000053 · wf-form4_165041593469892.xml · nonDerivative · entry 2

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,499

F2 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.95 to $101.16, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000051 · wf-form4_165041547457918.xml · nonDerivative · entry 4

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,702

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.58 to $103.35, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000051 · wf-form4_165041547457918.xml · nonDerivative · entry 3

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,822

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.21 to $102.16, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000051 · wf-form4_165041547457918.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 153,905

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

SEC source: 0001616707-22-000059 · wf-form4_165050140932981.xml · derivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,517

Underlying: Class A Common Stock · 57,517 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F2 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 5,051 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

F2 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 5,051 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

SEC source: 0001616707-22-000058 · wf-form4_165050133994123.xml · derivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,000

Underlying: Class A Common Stock · 50,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F3 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is fully satisfied on May 31, 2023.

F3 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is fully satisfied on May 31, 2023.

SEC source: 0001616707-22-000058 · wf-form4_165050133994123.xml · derivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,119

Underlying: Class A Common Stock · 45,119 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F2 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 4,446 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

F2 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 4,446 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

SEC source: 0001616707-22-000057 · wf-form4_165050125188034.xml · derivative · entry 1

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,392

Underlying: Class A Common Stock · 39,392 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F2 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 3,822 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

F2 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on July 1, 2022 with respect to 3,822 shares and as to varying amounts of additional shares for every three months of continuous service thereafter over a period of five years.

SEC source: 0001616707-22-000053 · wf-form4_165041593469892.xml · derivative · entry 8

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,250

Underlying: Class A Common Stock · 13,750 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F10 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/20th of the shares on April 15, 2018 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

F10 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/20th of the shares on April 15, 2018 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

SEC source: 0001616707-22-000053 · wf-form4_165041593469892.xml · nonDerivative · entry 1

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,889

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Excludes 65,200 shares previously owned directly by the reporting person that were contributed to grantor retained annuity trusts for the benefit of the reporting person's children.

SEC source: 0001616707-22-000051 · wf-form4_165041547457918.xml · derivative · entry 5

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,000

Underlying: Class A Common Stock · 3,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F5 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/20th of the shares on April 15, 2018 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

F5 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/20th of the shares on April 15, 2018 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

SEC source: 0001616707-22-000051 · wf-form4_165041547457918.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 153,954

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 6

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,797

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.21 to $118.15, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 5

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,301

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.07 to $117.03, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 4

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,044

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.21 to $115.86, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 3

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,905

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.50 to $114.05, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 2

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,202

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.10 to $112.65, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · derivative · entry 7

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,000

Underlying: Class A Common Stock · 5,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Class A Common Stock when vested.

F8 · derivative.exercise_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on January 1, 2022 and as to an additional 5,500 shares for every three months of continuous service thereafter for one year.

F8 · derivative.expiration_date: These RSUs vest upon the satisfaction of a service condition and have no expiration date. The service condition is partially satisfied on January 1, 2022 and as to an additional 5,500 shares for every three months of continuous service thereafter for one year.

SEC source: 0001616707-22-000043 · wf-form4_164911952918477.xml · nonDerivative · entry 1

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,415

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001616707-22-000041 · wf-form4_164747748842066.xml · nonDerivative · entry 2

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,972

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F2 · shares: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.36 to $116.07, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-22-000039 · wf-form4_164747727451141.xml · nonDerivative · entry 4

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,954

F1 · kind: Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs listed in Table II and does not represent a discretionary trade by the reporting person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.55 to $116.54, inclusive. The reporting person undertakes to provide to Wayfair Inc., any security holder of Wayfair Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.