W

SEC source: 0001628280-23-010785 · wf-form4_168065821671235.xml · nonDerivative · entry 2

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 56,740

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: 0001628280-23-010785 · wf-form4_168065821671235.xml · nonDerivative · entry 1

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,918

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: 0001628280-23-010783 · wf-form4_168065806296919.xml · derivative · entry 6

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 6,504 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.

F6 · derivative.exercise_date: These RSUs, were granted on October 17, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on November 1, 2022 as to 6,503 shares and vested in substantially equal amounts thereafter for every subsequent month of continuous service for a period of five months.

F6 · derivative.expiration_date: These RSUs, were granted on October 17, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on November 1, 2022 as to 6,503 shares and vested in substantially equal amounts thereafter for every subsequent month of continuous service for a period of five months.

SEC source: 0001628280-23-010783 · wf-form4_168065806296919.xml · derivative · entry 5

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,335

Underlying: Class A Common Stock · 4,446 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, which were granted on April 18, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on July 1, 2022 as to 4,446 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of five years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 15,197 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 7,141 shares will vest in substantially equal quarterly amounts commencing July 1, 2024, 202 shares will vest in substantially equal quarterly amounts commencing July 1, 2025, and 4,795 shares will vest in substantially equal quarterly amounts commencing July 1, 2026.

F5 · derivative.expiration_date: These RSUs, which were granted on April 18, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on July 1, 2022 as to 4,446 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of five years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 15,197 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 7,141 shares will vest in substantially equal quarterly amounts commencing July 1, 2024, 202 shares will vest in substantially equal quarterly amounts commencing July 1, 2025, and 4,795 shares will vest in substantially equal quarterly amounts commencing July 1, 2026.

SEC source: 0001628280-23-010783 · wf-form4_168065806296919.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 199,547

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: 0001628280-23-010783 · wf-form4_168065806296919.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 193,043

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 14

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,938

Underlying: Class A Common Stock · 6,731 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.

F10 · derivative.exercise_date: These RSUs, which were granted on February 1, 2023, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on April 1, 2023 as to 6,731 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of four years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 8,334 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 5,556 shares will vest in equal quarterly amounts commencing July 1, 2024, 2,336 shares will vest in equal quarterly amounts commencing July 1, 2025, and 1,712 shares will vest in equal quarterly amounts commencing July 1, 2026.

F10 · derivative.expiration_date: These RSUs, which were granted on February 1, 2023, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on April 1, 2023 as to 6,731 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of four years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 8,334 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 5,556 shares will vest in equal quarterly amounts commencing July 1, 2024, 2,336 shares will vest in equal quarterly amounts commencing July 1, 2025, and 1,712 shares will vest in equal quarterly amounts commencing July 1, 2026.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 13

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,925 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.

F9 · derivative.exercise_date: These RSUs, which were granted on October 17, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on November 1, 2022 as to 2,924 shares and vested in equal amounts thereafter for every subsequent month of continuous service for a period of five months.

F9 · derivative.expiration_date: These RSUs, which were granted on October 17, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on November 1, 2022 as to 2,924 shares and vested in equal amounts thereafter for every subsequent month of continuous service for a period of five months.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 12

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,570

Underlying: Class A Common Stock · 1,811 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.

F8 · derivative.exercise_date: These RSUs, which were granted on April 18, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on July 1, 2022 as to 1,811 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of five years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 3,481 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 2,346 shares will vest in substantially equal quarterly amounts commencing July 1, 2024, 868 shares will vest in equal quarterly amounts commencing July 1, 2025, and 875 shares will vest in substantially equal quarterly amounts commencing July 1, 2026.

F8 · derivative.expiration_date: These RSUs, which were granted on April 18, 2022, vest upon the satisfaction of a service condition and have no expiration date. The service condition was initially partially satisfied on July 1, 2022 as to 1,811 shares and vest as to varying amounts thereafter for every subsequent three months of continuous service over a period of five years. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 3,481 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, 2,346 shares will vest in substantially equal quarterly amounts commencing July 1, 2024, 868 shares will vest in equal quarterly amounts commencing July 1, 2025, and 875 shares will vest in substantially equal quarterly amounts commencing July 1, 2026.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 11

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,087

Underlying: Class A Common Stock · 711 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.

F7 · derivative.exercise_date: These RSUs, which were granted on November 11, 2021, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,421 shares will vest in equal quarterly amounts commencing July 1, 2023, 3,376 shares will vest in substantially equal quarterly amounts commencing January 1, 2024, 723 shares will vest in substantially equal quarterly amounts commencing January 1, 2025, and 1,567 shares will vest in substantially equal quarterly amounts commencing on January 1, 2026.

F7 · derivative.expiration_date: These RSUs, which were granted on November 11, 2021, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,421 shares will vest in equal quarterly amounts commencing July 1, 2023, 3,376 shares will vest in substantially equal quarterly amounts commencing January 1, 2024, 723 shares will vest in substantially equal quarterly amounts commencing January 1, 2025, and 1,567 shares will vest in substantially equal quarterly amounts commencing on January 1, 2026.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 10

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,345

Underlying: Class A Common Stock · 503 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.

F6 · derivative.exercise_date: These RSUs, which were granted on November 12, 2020, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,005 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, and 1,340 shares will vest in equal quarterly amounts commencing January 1, 2025.

F6 · derivative.expiration_date: These RSUs, which were granted on November 12, 2020, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,005 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, and 1,340 shares will vest in equal quarterly amounts commencing January 1, 2025.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · derivative · entry 9

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,021

Underlying: Class A Common Stock · 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.

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, which were granted on November 5, 2019, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,499 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, and 2,522 shares will vest in substantially equal quarterly amounts commencing January 1, 2024.

F5 · derivative.expiration_date: These RSUs, which were granted on November 5, 2019, vest upon the satisfaction of a service condition and have no expiration date. With respect to the number of shares that have not vested, subject to continued service on each applicable vesting date, 1,499 shares will vest in substantially equal quarterly amounts commencing July 1, 2023, and 2,522 shares will vest in substantially equal quarterly amounts commencing January 1, 2024.

SEC source: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 6

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,700

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 5

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,969

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 4

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 28,044

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 3

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 26,233

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 2

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 25,522

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: 0001628280-23-010782 · wf-form4_168065798922111.xml · nonDerivative · entry 1

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 25,019

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: 0001616707-23-000065 · wf-form4_167909456757589.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,597

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 $31.60 to $31.99, 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: 0001616707-23-000065 · wf-form4_167909456757589.xml · derivative · entry 3

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,608

Underlying: Class A Common Stock · 1,037 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 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.

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 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: 0001616707-23-000065 · wf-form4_167909456757589.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 189,107

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: 0000904454-23-000213 · 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 · 67,349 shares

Expires not disclosed

F1 · 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.

F1 · 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.

F1 · 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.

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: 0000904454-23-000213 · edgar.xml · derivative · entry 2

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

F1 · 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.

F1 · 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.

F1 · 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.

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: 0000904454-23-000213 · 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 · 16,837.25 shares

Expires not disclosed

F1 · 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.

F1 · 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.

F1 · 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.

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: 0001616707-23-000052 · wf-form4_167788908500323.xml · nonDerivative · entry 2

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,087

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 $38.38 to $38.96, 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: 0001616707-23-000047 · wf-form4_167788878994333.xml · nonDerivative · entry 1

NAYLOR JEFFREY G · CIK 0001191210 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,400

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. The service condition is satisfied as to 1/4th of the shares on May 1, 2023 and as to an additional equal installment of the shares for each 3-month period of continuous service thereafter.

SEC source: 0001616707-23-000049 · wf-form4_167788890119487.xml · nonDerivative · entry 1

Kumin Michael Andrew · CIK 0001368414 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 248,941

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. The service condition is satisfied as to 1/4th of the shares on May 1, 2023 and as to an additional equal installment of the shares for each 3-month period of continuous service thereafter.

SEC source: 0001616707-23-000053 · wf-form4_167788913497121.xml · nonDerivative · entry 2

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,269

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 $38.44 to $38.94, 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: 0001616707-23-000051 · wf-form4_167788904343559.xml · nonDerivative · entry 2

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,418

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 $38.40 to $39.11, 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: 0001616707-23-000048 · wf-form4_167788883919047.xml · nonDerivative · entry 1

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,662

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

SEC source: 0001616707-23-000050 · wf-form4_167788897039236.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,070

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 $38.47 to $39.11, 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: 0001616707-23-000052 · wf-form4_167788908500323.xml · derivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,638

Underlying: Class A Common Stock · 6,638 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 satisfied as to 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of theshares for every one month of continuous service thereafter.

F4 · 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 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of theshares for every one month of continuous service thereafter.

SEC source: 0001616707-23-000052 · wf-form4_167788908500323.xml · nonDerivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,844

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: 0001616707-23-000053 · wf-form4_167788913497121.xml · derivative · entry 3

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,925

Underlying: Class A Common Stock · 2,924 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 satisfied as to 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month of continuous service thereafter.

F4 · 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 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month of continuous service thereafter.

SEC source: 0001616707-23-000053 · wf-form4_167788913497121.xml · nonDerivative · entry 1

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,711

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: 0001616707-23-000051 · wf-form4_167788904343559.xml · derivative · entry 3

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,376

Underlying: Class A Common Stock · 6,376 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 satisfied as to 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month of continuous service thereafter.

F4 · 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 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month of continuous service thereafter.

SEC source: 0001616707-23-000051 · wf-form4_167788904343559.xml · nonDerivative · entry 1

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,639

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: 0001616707-23-000050 · wf-form4_167788897039236.xml · derivative · entry 3

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,504

Underlying: Class A Common Stock · 6,503 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 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month 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 1/6th of the shares on November 1, 2022 and as to an additional 1/6th of the shares for every one month of continuous service thereafter.

SEC source: 0001616707-23-000050 · wf-form4_167788897039236.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,959

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: Previous Forms 4 for this reporting person inadvertently overstated the number of shares held by the reporting person by 4,153 shares. This Form 4 corrects such error by reducing the number of shares held by the reporting person by such 4,153 shares.

SEC source: 0001616707-23-000026 · wf-form4_167546940592377.xml · nonDerivative · entry 5

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,206

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 $69.81 to $70.74, 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: 0001616707-23-000026 · wf-form4_167546940592377.xml · nonDerivative · entry 4

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,405

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 $68.71 to $69.70, 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: 0001616707-23-000026 · wf-form4_167546940592377.xml · nonDerivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,388

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 $68.51 to $68.63, 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: 0001616707-23-000025 · wf-form4_167546936291777.xml · nonDerivative · entry 4

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,787

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 $71.13 to $71.15, 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: 0001616707-23-000025 · wf-form4_167546936291777.xml · nonDerivative · entry 3

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,979

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 $69.24 to $69.88, 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 sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001616707-23-000025 · wf-form4_167546936291777.xml · nonDerivative · entry 2

Gulliver Kate · CIK 0001950170 · CFO and Chief Admin Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,579

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 $68.56 to $68.58, 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: 0001616707-23-000024 · wf-form4_167546931379033.xml · nonDerivative · entry 4

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,609

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 $70.69 to $70.79, 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: 0001616707-23-000024 · wf-form4_167546931379033.xml · nonDerivative · entry 3

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,896

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 $68.77 to $69.75, 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: 0001616707-23-000024 · wf-form4_167546931379033.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 189,846

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 $68.50 to $68.57, 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: 0001616707-23-000023 · wf-form4_167546924770297.xml · nonDerivative · entry 4

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,263

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 $69.88 to $70.81, 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: 0001616707-23-000023 · wf-form4_167546924770297.xml · nonDerivative · entry 3

Tan Fiona · CIK 0001867558 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,837

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 $68.74 to $69.70, 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.