Cortese Thomas

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 10

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,029,922

Underlying: Class A Common Stock · 40,000 shares

Expires not disclosed

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

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F7 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 9

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,069,922

Underlying: Class A Common Stock · 40,000 shares

Expires not disclosed

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

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 8

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 260,000

Underlying: Class B Common Stock · 40,000 shares

Expires 2026-04-19

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.

F6 · derivative.exercise_date: The option is fully vested and exercisable.

F4 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · nonDerivative · entry 2

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 413

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.00 to $100.15 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · nonDerivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,413

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 7

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT 2

Disclosed balance after: 50,000

Underlying: Class A Common Stock · 50,000 shares

Expires not disclosed

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F5 · ownership.nature: These securities are held of record by TPC 2021 GRAT 2.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 6

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,029,922

Underlying: Class A Common Stock · 50,000 shares

Expires not disclosed

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 5

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 261,052

Underlying: Class A Common Stock · 25,000 shares

Expires not disclosed

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000178 · wf-form4_162188837014366.xml · derivative · entry 4

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,079,922

Underlying: Class A Common Stock · 25,000 shares

Expires not disclosed

F4 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F4 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · derivative · entry 9

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,104,922

Underlying: Class A Common Stock · 40,000 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.

F8 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F9 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F8 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F8 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · derivative · entry 8

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,144,922

Underlying: Class A Common Stock · 40,000 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.

F8 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F8 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F8 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · derivative · entry 7

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Class B Common Stock · 40,000 shares

Expires 2026-04-19

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_date: The option is fully vested and exercisable.

F8 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · nonDerivative · entry 5

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 413

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.41 to $119.27 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · nonDerivative · entry 4

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,110

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.41 to $118.40 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · nonDerivative · entry 3

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,699

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.34 to $117.33 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · nonDerivative · entry 2

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,325

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.34 to $116.33 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000134 · wf-form4_161843250158214.xml · nonDerivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,413

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · derivative · entry 10

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,104,922

Underlying: Class A Common Stock · 40,000 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.

F9 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F10 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F9 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F9 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · derivative · entry 9

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,144,922

Underlying: Class A Common Stock · 40,000 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.

F9 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F9 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F9 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · derivative · entry 8

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 340,000

Underlying: Class B Common Stock · 40,000 shares

Expires 2026-04-19

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_date: The option is fully vested and exercisable.

F9 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 6

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 413

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.3805 to $114.71 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 5

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,068

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.49 to $113.22 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 4

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,753

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.39 to $112.31 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 3

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,273

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.38 to $111.35 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 2

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,221

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.38 to $110.3787 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000110 · wf-form4_161584023345209.xml · nonDerivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,413

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock.

SEC source: 0001639825-21-000101 · wf-form4_161480756123801.xml · derivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,514

Underlying: Class A Common Stock · 84,514 shares

Expires 2031-02-28

F1 · derivative.exercise_date: The option vests as to 6.25% of the total shares quarterly, commencing May 15, 2021, with 100% of the total shares vested and exercisable on February 15, 2025, subject to the reporting person's provision of service to the issuer on each vesting date.

SEC source: 0001639825-21-000077 · wf-form4_161437531656789.xml · derivative · entry 3

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 236,052

Underlying: Class A Common Stock · 106,000 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000077 · wf-form4_161437531656789.xml · nonDerivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLC

Disclosed balance after: 106,000

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · derivative · entry 14

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,104,922

Underlying: Class A Common Stock · 40,000 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.

F14 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F16 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F14 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F14 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · derivative · entry 13

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,144,922

Underlying: Class A Common Stock · 40,000 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.

F14 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F14 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F14 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F15 · balance_after: Excludes 50,000 shares previously owned directly which were contributed to a grantor retained annuity trust on February 10, 2021.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · derivative · entry 12

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 380,000

Underlying: Class B Common Stock · 40,000 shares

Expires 2026-04-19

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.

F13 · derivative.exercise_date: The option is fully vested and exercisable.

F14 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically convert into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 11

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 413

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F12 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.49 to $154.68 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 10

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,728

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $153.49 to $154.46 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 9

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,725

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F10 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $152.48 to $153.46 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 8

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,925

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $151.44 to $152.43 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 7

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,973

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $150.34 to $151.12 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 6

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,573

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $149.15 to $150.03 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 5

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,882

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $148.15 to $149.13 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 4

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,653

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $147.13 to $148.12 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 3

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,453

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $146.08 to $146.80 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 2

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,939

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $145.06 to $146.05 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000064 · wf-form4_161359765471563.xml · nonDerivative · entry 1

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,413

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · derivative · entry 13

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,154,922

Underlying: Class A Common Stock · 40,000 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.

F13 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F14 · shares: The holder elected to convert the Class B common stock to Class A common stock on a 1-for-1 basis.

F13 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F13 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · derivative · entry 12

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,194,922

Underlying: Class A Common Stock · 40,000 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.

F13 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F13 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F13 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · derivative · entry 11

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 420,000

Underlying: Class B Common Stock · 40,000 shares

Expires 2026-04-19

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.

F12 · derivative.exercise_date: The option is fully vested and exercisable.

F13 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · nonDerivative · entry 10

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 413

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $156.06 to $156.98 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · nonDerivative · entry 9

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,342

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F10 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $155.06 to $156.04 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · nonDerivative · entry 8

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,612

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.06 to $154.93 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.

SEC source: 0001639825-21-000004 · wf-form4_161057359005903.xml · nonDerivative · entry 7

Cortese Thomas · CIK 0001788276 · COO and Head of Prod. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,013

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $153.05 to $154.00 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, 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 range set forth in this footnote.