DDOG

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 17

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,300

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F16 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $130.00 to $130.97. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 16

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 32,720

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 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 15

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 294

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F15 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $130.00 to $130.69. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 14

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 3,894

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 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051411 · doc4.xml · derivative · entry 28

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 666,146

Underlying: Class A Common Stock · 10,000 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.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · derivative · entry 27

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 226,846

Underlying: Class A Common Stock · 2,000 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.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · derivative · entry 26

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,065

Underlying: Class A Common Stock · 5,000 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.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 18

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 0

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F18 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.83 to $128.56. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 17

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 3,200

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F17 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.83 to $127.82. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 16

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 5,800

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F16 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.75 to $126.57. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 15

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 6,400

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F15 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $124.31 to $125.24. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 14

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 9,200

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F14 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $123.29 to $124.07. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 13

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 10,000

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

F1 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F13 · ownership.nature: Shares are held directly by Amit Agarwal 2019 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 12

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 0

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F12 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $128.27 to $128.35. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 11

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 300

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F11 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.24 to $128.04. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 10

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 1,200

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F10 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $124.62 to $125.36. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 9

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 1,800

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F9 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $122.74 to $123.00. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 8

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 2,000

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

F1 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F8 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 7

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 173,297

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F7 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $128.20 to $128.44. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 6

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,127

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F6 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.18 to $128.16. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 5

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,427

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F5 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.92 to $126.41. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 4

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,727

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F4 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $124.71 to $125.14. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 3

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 177,427

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F3 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $123.69 to $124.65. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 2

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 178,197

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

SEC source: 0001209191-21-051411 · doc4.xml · nonDerivative · entry 1

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 178,297

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 · kind: 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · 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 upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 13

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F12 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.27 - $130.00. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F11 · ownership.nature: The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Fund's investment in the Issuer (in this case, Index Growth III, Index VI and Index VI Parallel). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0001209191-21-051225 · doc4.xml · derivative · entry 21

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 10,064,103

Underlying: Class A Common Stock · 224,800 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.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · derivative · entry 20

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 2,786,034

Underlying: Class A Common Stock · 53,184 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.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 13

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 12

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 10,200

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F14 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $128.93 to $129.51. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 11

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 14,900

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F13 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.93 to $128.92. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 10

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 33,140

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F12 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.93 to $127.90. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 9

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 67,255

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F11 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.93 to $126.92. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 8

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 114,677

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F10 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $124.93 to $125.92. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 7

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 224,800

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 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F9 · ownership.nature: Shares are held by the Alexis Le-Quoc Revocable Trust.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 6

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 294

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F8 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $129.04 to $130.00. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 5

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 7,258

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F7 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.98 to $128.92. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 4

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 11,060

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F6 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.96 to $127.95. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 3

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 18,548

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F5 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.96 to $126.95. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 2

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 29,086

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F4 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $124.96 to $125.95. The reporting person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0001209191-21-051225 · doc4.xml · nonDerivative · entry 1

Le-Quoc Alexis · CIK 0001783984 · Director · President & CTO

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 53,478

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 · kind: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · price: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the nine-month anniversary of the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F2 · ownership.nature: Shares are held by the Alexis Le-Quoc 2016 GRAT.

SEC source: 0000899243-21-032525 · doc4.xml · derivative · entry 18

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 194,833

Underlying: Class A Common Stock · 48,709 shares

Expires not disclosed

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

F14 · derivative.exercise_price: Each share of 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F10 · kind: On August 9, 2021, Yucca (Jersey) SLP ("Yucca") converted in the aggregate 48,709 shares of the Issuer's Class B Common Stock into 48,709 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Yucca distributed in-kind, without consideration, 32,335 shares of Class A Common Stock pro-rata to its partners in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F11 · ownership.nature: The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Fund's investment in the Issuer (in this case, Index Growth III, Index VI and Index VI Parallel). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · derivative · entry 17

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 218,026

Underlying: Class A Common Stock · 54,506 shares

Expires not disclosed

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

F14 · derivative.exercise_price: Each share of 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F7 · kind: On August 9, 2021, Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel") converted in the aggregate 54,506 shares of the Issuer's Class B Common Stock into 54,506 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI Parallel distributed in-kind, without consideration, 54,506 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, IVA VI, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 13,627 shares of Class A Common Stock received in the Index VI Parallel distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F8 · ownership.nature: The shares are held by Index VI Parallel. IVA VI is the general partner of Index VI Parallel. The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · derivative · entry 16

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 10,801,253

Underlying: Class A Common Stock · 2,700,313 shares

Expires not disclosed

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

F14 · derivative.exercise_price: Each share of 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F5 · kind: On August 9, 2021, Index Ventures VI (Jersey), L.P. ("Index VI") converted in the aggregate 2,700,313 shares of the Issuer's Class B Common Stock into 2,700,313 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 2,700,313 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, Index Venture Associates VI Limited ("IVA VI"), in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 675,078 shares of Class A Common Stock received in the Index VI distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F6 · ownership.nature: The shares are held by Index VI. IVA VI is the general partner of Index VI. The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · derivative · entry 15

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,635,094

Underlying: Class A Common Stock · 908,774 shares

Expires not disclosed

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

F14 · derivative.exercise_price: Each share of 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F1 · kind: On August 9, 2021, Index Ventures Growth III (Jersey), L.P. ("Index Growth III") converted in the aggregate 908,774 shares of the Issuer's Class B Common Stock into 908,774 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index Growth III distributed in-kind, without consideration, 908,774 shares of Class A Common Stock pro-rata to its limited partners and its general partner, Index Venture Growth Associates III Limited ("IVGA III"), in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVGA III distributed in-kind, without consideration, 224,285 shares of Class A Common Stock received in the Index Growth III distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F14 · 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 upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, and (ii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

F2 · ownership.nature: The shares are held by Index Growth III. IVGA III is the general partner of Index Growth III. The Reporting Person is a partner within the Index Ventures group. Advisors within the Index Ventures group provide advice to each of Index Growth III, Index Ventures VI (Jersey) L.P. ("Index VI"), and Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel" and together with Index Growth III and Index VI, the "Funds"). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 12

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 12,423

F4 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.91 - $130.22. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F11 · ownership.nature: The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Fund's investment in the Issuer (in this case, Index Growth III, Index VI and Index VI Parallel). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 11

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 16,374

F10 · kind: On August 9, 2021, Yucca (Jersey) SLP ("Yucca") converted in the aggregate 48,709 shares of the Issuer's Class B Common Stock into 48,709 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Yucca distributed in-kind, without consideration, 32,335 shares of Class A Common Stock pro-rata to its partners in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F10 · price: On August 9, 2021, Yucca (Jersey) SLP ("Yucca") converted in the aggregate 48,709 shares of the Issuer's Class B Common Stock into 48,709 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Yucca distributed in-kind, without consideration, 32,335 shares of Class A Common Stock pro-rata to its partners in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F11 · ownership.nature: The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Fund's investment in the Issuer (in this case, Index Growth III, Index VI and Index VI Parallel). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 10

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 48,709

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.

F10 · kind: On August 9, 2021, Yucca (Jersey) SLP ("Yucca") converted in the aggregate 48,709 shares of the Issuer's Class B Common Stock into 48,709 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Yucca distributed in-kind, without consideration, 32,335 shares of Class A Common Stock pro-rata to its partners in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F10 · price: On August 9, 2021, Yucca (Jersey) SLP ("Yucca") converted in the aggregate 48,709 shares of the Issuer's Class B Common Stock into 48,709 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Yucca distributed in-kind, without consideration, 32,335 shares of Class A Common Stock pro-rata to its partners in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F11 · ownership.nature: The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Fund's investment in the Issuer (in this case, Index Growth III, Index VI and Index VI Parallel). The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 9

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F5 · kind: On August 9, 2021, Index Ventures VI (Jersey), L.P. ("Index VI") converted in the aggregate 2,700,313 shares of the Issuer's Class B Common Stock into 2,700,313 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 2,700,313 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, Index Venture Associates VI Limited ("IVA VI"), in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 675,078 shares of Class A Common Stock received in the Index VI distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F7 · kind: On August 9, 2021, Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel") converted in the aggregate 54,506 shares of the Issuer's Class B Common Stock into 54,506 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI Parallel distributed in-kind, without consideration, 54,506 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, IVA VI, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 13,627 shares of Class A Common Stock received in the Index VI Parallel distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F5 · price: On August 9, 2021, Index Ventures VI (Jersey), L.P. ("Index VI") converted in the aggregate 2,700,313 shares of the Issuer's Class B Common Stock into 2,700,313 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 2,700,313 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, Index Venture Associates VI Limited ("IVA VI"), in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 675,078 shares of Class A Common Stock received in the Index VI distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F7 · price: On August 9, 2021, Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel") converted in the aggregate 54,506 shares of the Issuer's Class B Common Stock into 54,506 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI Parallel distributed in-kind, without consideration, 54,506 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, IVA VI, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 13,627 shares of Class A Common Stock received in the Index VI Parallel distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F9 · ownership.nature: The shares are held by IVA VI.

SEC source: 0000899243-21-032525 · doc4.xml · nonDerivative · entry 8

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F7 · kind: On August 9, 2021, Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel") converted in the aggregate 54,506 shares of the Issuer's Class B Common Stock into 54,506 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI Parallel distributed in-kind, without consideration, 54,506 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, IVA VI, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 13,627 shares of Class A Common Stock received in the Index VI Parallel distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F7 · price: On August 9, 2021, Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel") converted in the aggregate 54,506 shares of the Issuer's Class B Common Stock into 54,506 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI Parallel distributed in-kind, without consideration, 54,506 shares of Class A Common Stock pro-rata to its partners, including its limited partners and its general partner, IVA VI, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended. On the same date, IVA VI distributed in-kind, without consideration, the 13,627 shares of Class A Common Stock received in the Index VI Parallel distribution pro-rata to its shareholders, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F8 · ownership.nature: The shares are held by Index VI Parallel. IVA VI is the general partner of Index VI Parallel. The Reporting Person disclaims Section 16 beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for Section 16 or any other purpose.