DUOL

SEC source: 0001562088-24-000069 · wk-form4_1710290537.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: 2,854

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 $221.47 to $222.46, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 6,759

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 $220.08 to $221.06, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 9,865

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 $219.08 to $220.05, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 16,349

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 $218.07 to $219.05, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 20,393

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 $217.05 to $218.03, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 21,155

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 $216.93, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 21,923

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 $215.58, 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: 0001562088-24-000069 · wk-form4_1710290537.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: 22,023

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 11

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 · 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 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: 0001562088-24-000064 · wk-form4_1709856796.xml · nonDerivative · entry 1

Glance Natalie · CIK 0001870350 · Chief Engineering Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 126,005

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 5, 2023.

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: 0001562088-24-000065 · wk-form4_1709856965.xml · derivative · entry 13

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2030-06-10

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: 25% of the shares subject to the option vest annually measured from June 10, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 12

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,253

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $217.11 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 11

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,553

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $214.54 to $215.25, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 10

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,753

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 2023.

SEC source: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 9

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,853

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $208.88 to $209.80, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 8

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,153

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $207.70 to $208.51, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 7

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,053

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $206.60 to $206.95, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 6

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,153

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $204.34 to $204.98, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 5

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,553

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $203.03 to $203.63, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 4

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,897

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $202.00 to $202.97, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 3

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,558

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $201.00 to $201.93, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 2

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,798

F1 · kind: The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on December 4, 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 $200.00 to $200.95, 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: 0001562088-24-000065 · wk-form4_1709856965.xml · nonDerivative · entry 1

Bohutinsky Amy · CIK 0001524315 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,253

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.