von Ahn Luis

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · derivative · entry 10

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,107,235

Underlying: Class A Common Stock · 18,004 shares

Expires not disclosed

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

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · derivative · entry 9

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,023

Underlying: Class B Common Stock · 18,004 shares

Expires 2029-02-14

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_date: The shares subject to the option are fully vested and exercisable.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · nonDerivative · entry 5

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F3 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $216.00 to $216.35, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · nonDerivative · entry 4

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,700

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F2 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $215.00 to $215.93, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · nonDerivative · entry 3

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,004

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: 0001562088-24-000067 · wk-form4_1710203801.xml · derivative · entry 8

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,089,231

Underlying: Class A Common Stock · 100 shares

Expires not disclosed

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

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · derivative · entry 7

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,089,331

Underlying: Class A Common Stock · 100 shares

Expires not disclosed

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

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · derivative · entry 6

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 159,027

Underlying: Class B Common Stock · 100 shares

Expires 2029-02-14

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_date: The shares subject to the option are fully vested and exercisable.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · nonDerivative · entry 2

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

SEC source: 0001562088-24-000067 · wk-form4_1710203801.xml · nonDerivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 100

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: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 24

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,089,231

Underlying: Class A Common Stock · 2,273 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.

F18 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 23

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,091,504

Underlying: Class A Common Stock · 2,273 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.

F18 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 22

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 159,127

Underlying: Class B Common Stock · 2,273 shares

Expires 2029-02-14

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.

F17 · derivative.exercise_date: The shares subject to the option are fully vested and exercisable.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 18

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F16 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $217.35 to $217.41, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 17

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F15 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $216.16 to $217.05, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 16

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 500

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F14 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $215.07to $216.06, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 15

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,273

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: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 21

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,089,231

Underlying: Class A Common Stock · 13,600 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.

F18 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 20

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,102,831

Underlying: Class A Common Stock · 13,600 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.

F18 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F18 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · derivative · entry 19

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 161,400

Underlying: Class B Common Stock · 13,600 shares

Expires 2029-02-14

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.

F17 · derivative.exercise_date: The shares subject to the option are fully vested and exercisable.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 14

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 13

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 600

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F13 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $217.03 to $217.54, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 12

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,800

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F12 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $214.54 to $215.20, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 11

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,000

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F11 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $210.00 to $210.98, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 10

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,980

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F10 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $208.85 to $209.74, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 9

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,980

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F9 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $207.81 to $208.77, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 8

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,951

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F8 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $206.73 to $207.72, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 7

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,610

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F7 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $205.67 to $206.58, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 6

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,971

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F6 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $204.39 to $205.31, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 5

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,671

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F5 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $203.39 to $204.27, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 4

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,371

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F4 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $202.21 to $202.92, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 3

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,871

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F3 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $201.21 to $202.17, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 2

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,970

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 30, 2023.

F2 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $200.20 to $201.19, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-24-000062 · wk-form4_1709856716.xml · nonDerivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,600

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: 0001562088-23-000240 · wk-form4_1701308306.xml · derivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,089,231

Underlying: Class A Common Stock · 23,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000223 · wk-form4_1699925093.xml · derivative · entry 3

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,112,231

Underlying: Class A Common Stock · 1,000 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 Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000223 · wk-form4_1699925093.xml · nonDerivative · entry 2

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

SEC source: 0001562088-23-000223 · wk-form4_1699925093.xml · nonDerivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,000

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.

SEC source: 0001562088-23-000182 · wk-form4_1692234623.xml · derivative · entry 2

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,113,231

Underlying: Class A Common Stock · 51,768 shares

Expires not disclosed

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000182 · wk-form4_1692234623.xml · derivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,080,000

Underlying: Class B Common Stock · 120,000 shares

Expires 2031-06-21

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 · derivative.exercise_price: Each Performance-Based Restricted Stock Unit ("PSU") represents a contingent right to receive one share of the Issuer's Class B Common Stock upon vesting. The PSUs vest upon the satisfaction of both a service-based condition and a performance-based condition. The service-based condition is satisfied as to 25% of the PSUs on each anniversary of the completion of the Issuer's initial public offering of Class A common stock based on the Reporting Person's continuous service as CEO to the Issuer through the applicable vesting dates, subject to acceleration upon a cessation of service as CEO as a result of death or permanent disability.

F2 · derivative.exercise_price: The performance-based condition will be satisfied upon the Issuer's Class A common stock achieving certain stock price hurdles over a period of ten years. Vested PSUs will be settled by the issuance of the underlying Class B Common Stock on the first anniversary of vesting, subject to acceleration upon a termination of employment or a change in control of the Issuer.

F1 · derivative.exercise_date: Each Performance-Based Restricted Stock Unit ("PSU") represents a contingent right to receive one share of the Issuer's Class B Common Stock upon vesting. The PSUs vest upon the satisfaction of both a service-based condition and a performance-based condition. The service-based condition is satisfied as to 25% of the PSUs on each anniversary of the completion of the Issuer's initial public offering of Class A common stock based on the Reporting Person's continuous service as CEO to the Issuer through the applicable vesting dates, subject to acceleration upon a cessation of service as CEO as a result of death or permanent disability.

F2 · derivative.exercise_date: The performance-based condition will be satisfied upon the Issuer's Class A common stock achieving certain stock price hurdles over a period of ten years. Vested PSUs will be settled by the issuance of the underlying Class B Common Stock on the first anniversary of vesting, subject to acceleration upon a termination of employment or a change in control of the Issuer.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · derivative · entry 7

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,044,999

Underlying: Class A Common Stock · 33,334 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 6

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

F6 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $154.56 to $155.07, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 5

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,608

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

F5 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $153.51 to $154.50, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 4

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,042

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

F4 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $152.47 to $153.46, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 3

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 23,787

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

F3 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $151.47 to $152.46, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 2

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,634

F1 · kind: The sales reported in this Form 4 were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on March 15, 2023.

F2 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $150.47 to $151.18, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001562088-23-000145 · wk-form4_1686861834.xml · nonDerivative · entry 1

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,334

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: 0001562088-23-000066 · wf-form4_167815239320598.xml · derivative · entry 12

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,078,333

Underlying: Class A Common Stock · 41,708 shares

Expires not disclosed

F9 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000066 · wf-form4_167815239320598.xml · derivative · entry 11

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,120,041

Underlying: Class A Common Stock · 153,514 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 Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person.

SEC source: 0001562088-23-000066 · wf-form4_167815239320598.xml · nonDerivative · entry 9

von Ahn Luis · CIK 0001829259 · Director · President & CEO, Co-Founder · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

F8 · price: The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $120.11 to $120.12, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.