W

SEC source: 0001616707-22-000039 · wf-form4_164747727451141.xml · nonDerivative · entry 3

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,690

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 $115.19 to $115.48, 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: 0001616707-22-000041 · wf-form4_164747748842066.xml · derivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,636

Underlying: Class A Common Stock · 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.

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: 0001616707-22-000041 · wf-form4_164747748842066.xml · nonDerivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,260

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: 0001616707-22-000039 · wf-form4_164747727451141.xml · derivative · entry 6

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,636

Underlying: Class A Common Stock · 1,163 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 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.

F6 · 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: 0001616707-22-000039 · wf-form4_164747727451141.xml · derivative · entry 5

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,500 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.

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 an event condition and have no expiration date. The service condition is satisfied as to 1/5th of the shares on March 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 an event condition and have no expiration date. The service condition is satisfied as to 1/5th of the shares on March 15, 2018 and as to an additional 1/20th of the shares for every three months of continuous service thereafter.

SEC source: 0001616707-22-000039 · wf-form4_164747727451141.xml · nonDerivative · entry 2

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,004

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: 0001616707-22-000039 · wf-form4_164747727451141.xml · nonDerivative · entry 1

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,841

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: 0000904454-22-000227 · edgar.xml · derivative · entry 15

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

F4 · 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.

F4 · 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.

F4 · 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.

F3 · 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: 0000904454-22-000227 · edgar.xml · derivative · entry 14

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

F4 · 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.

F4 · 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.

F4 · 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.

F3 · 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: 0000904454-22-000227 · edgar.xml · derivative · entry 13

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

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · edgar.xml · derivative · entry 12

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

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 14,383.2 shares

Expires not disclosed

F4 · 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.

F4 · 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.

F4 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 4,794.4 shares

Expires not disclosed

F4 · 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.

F4 · 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.

F4 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 6,734.9 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · 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 · 13,469.8 shares

Expires not disclosed

F2 · 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.

F2 · 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.

F2 · 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.

F3 · 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: 0000904454-22-000227 · edgar.xml · nonDerivative · entry 1

Choe Michael W. · CIK 0001622174 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,160

SEC source: 0000904454-22-000223 · 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 · 4,794.4 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: 0000904454-22-000223 · 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 · 13,469.8 shares

Expires not disclosed

F3 · 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.

F3 · 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.

F3 · 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: 0001616707-22-000036 · wf-form4_164627068976833.xml · nonDerivative · entry 2

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,050

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: 0001616707-22-000036 · wf-form4_164627068976833.xml · nonDerivative · entry 1

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,059

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: 0000904454-22-000223 · 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 · 4,794.4 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: 0000904454-22-000223 · 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 · 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: 0000904454-22-000223 · 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 · 7,191.6 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: 0001616707-22-000018 · wf-form4_164462582031894.xml · nonDerivative · entry 1

NAYLOR JEFFREY G · CIK 0001191210 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,044

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, 2022 and as to an additional equal installment of the shares for each 3-month period of continuous service thereafter.

SEC source: 0001616707-22-000017 · wf-form4_164462579002670.xml · nonDerivative · entry 1

Kumin Michael Andrew · CIK 0001368414 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 242,585

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, 2022 and as to an additional equal installment of the shares for each 3-month period of continuous service thereafter.

SEC source: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 6

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,597

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.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $160.64 to $160.83, 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 5

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,867

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 $158.86 to $159.11, 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 4

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,068

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 $156.78 to $156.89, 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 3

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,248

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 $154.85 to $155.81, 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 2

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,334

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 $154.73 to $154.81, 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: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 6

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,082

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 $160.63 to $161.28, 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: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 5

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,352

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 $158.86 to $159.12, 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: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 4

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,653

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 $156.89 to $157.88, 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: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 3

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,514

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 $156.22 to $156.88, 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: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 2

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,311

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 $155.01 to $155.86, 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: 0001616707-22-000010 · wf-form4_164385020876346.xml · nonDerivative · entry 1

Schaferkordt Anke · CIK 0001788634 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,061

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 $160.65 to $160.81, 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · derivative · entry 7

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

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.

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 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.

F8 · 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: 0001616707-22-000012 · wf-form4_164385044119276.xml · nonDerivative · entry 1

Netzer Thomas · CIK 0001783251 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,467

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: 0001616707-22-000014 · wf-form4_164385057967580.xml · derivative · entry 8

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,125

Underlying: Class A Common Stock · 8,125 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.

F8 · 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 shares of Class A Common Stock are issuable upon vesting of a RSU. The RSU vests upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/8th of the shares on August 1, 2020 and as to an additional 1/8th of the shares for each 3-month period of continuous service thereafter.

F9 · derivative.expiration_date: These shares of Class A Common Stock are issuable upon vesting of a RSU. The RSU vests upon the satisfaction of a service condition and have no expiration date. The service condition is satisfied as to 1/8th of the shares on August 1, 2020 and as to an additional 1/8th of the shares for each 3-month period of continuous service thereafter.

SEC source: 0001616707-22-000014 · wf-form4_164385057967580.xml · nonDerivative · entry 1

Miller James R. · CIK 0001431244 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,313

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: 0001616707-22-000002 · wf-form4_164264064469144.xml · nonDerivative · entry 5

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,339

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 · balance_after: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $161.67 to $162.47, 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: 0001616707-22-000002 · wf-form4_164264064469144.xml · nonDerivative · entry 4

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,639

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 · balance_after: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $160.50 to $161.41, 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: 0001616707-22-000002 · wf-form4_164264064469144.xml · nonDerivative · entry 3

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,319

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 · balance_after: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $159.25 to $160.20, 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: 0001616707-22-000002 · wf-form4_164264064469144.xml · nonDerivative · entry 2

FLEISHER MICHAEL D · CIK 0001187596 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,131

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 · balance_after: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $158.29 to $159.05, 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: 0001616707-22-000004 · wf-form4_164264074408582.xml · nonDerivative · entry 4

Oblak Steve · CIK 0001620159 · Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,341

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 $160.14 to $160.45, 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.