DDOG

SEC source: 0000899243-21-007385 · doc4.xml · nonDerivative · entry 4

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F3 · kind: On February 17, 2021, Index VI converted in the aggregate 3,884,924 shares of the Issuer's Class B Common Stock into 3,884,924 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 3,884,925 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 954,203 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.

F3 · price: On February 17, 2021, Index VI converted in the aggregate 3,884,924 shares of the Issuer's Class B Common Stock into 3,884,924 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 3,884,925 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 954,203 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.

F4 · 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: 0000899243-21-007385 · doc4.xml · nonDerivative · entry 3

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,884,295

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

F3 · kind: On February 17, 2021, Index VI converted in the aggregate 3,884,924 shares of the Issuer's Class B Common Stock into 3,884,924 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 3,884,925 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 954,203 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.

F3 · price: On February 17, 2021, Index VI converted in the aggregate 3,884,924 shares of the Issuer's Class B Common Stock into 3,884,924 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index VI distributed in-kind, without consideration, 3,884,925 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 954,203 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.

F4 · 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: 0000899243-21-007385 · doc4.xml · nonDerivative · entry 2

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · kind: On February 17, 2021, Index Ventures Growth III (Jersey), L.P. ("Index Growth III") converted in the aggregate 1,307,235 shares of the Issuer's Class B Common Stock into 1,307,235 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index Growth III distributed in-kind, without consideration, 1,307,235 shares of Class A Common Stock pro-rata to its limited partners, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F1 · price: On February 17, 2021, Index Ventures Growth III (Jersey), L.P. ("Index Growth III") converted in the aggregate 1,307,235 shares of the Issuer's Class B Common Stock into 1,307,235 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index Growth III distributed in-kind, without consideration, 1,307,235 shares of Class A Common Stock pro-rata to its limited partners, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: The shares are held by Index Growth III. Index Venture Growth Associates III Limited ("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: 0000899243-21-007385 · doc4.xml · nonDerivative · entry 1

Shah Shardul · CIK 0001783882 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,307,235

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: On February 17, 2021, Index Ventures Growth III (Jersey), L.P. ("Index Growth III") converted in the aggregate 1,307,235 shares of the Issuer's Class B Common Stock into 1,307,235 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index Growth III distributed in-kind, without consideration, 1,307,235 shares of Class A Common Stock pro-rata to its limited partners, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F1 · price: On February 17, 2021, Index Ventures Growth III (Jersey), L.P. ("Index Growth III") converted in the aggregate 1,307,235 shares of the Issuer's Class B Common Stock into 1,307,235 shares of the Issuer's Class A Common Stock. Subsequently on the same date, Index Growth III distributed in-kind, without consideration, 1,307,235 shares of Class A Common Stock pro-rata to its limited partners, in accordance with the exemption under Rule 16a-9(a) and Rule 16a-13 of the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: The shares are held by Index Growth III. Index Venture Growth Associates III Limited ("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: 0001209191-21-012040 · doc4.xml · derivative · entry 10

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 3,126 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: 0001209191-21-012040 · doc4.xml · derivative · entry 9

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,126

Underlying: Class A Common Stock · 3,126 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 · 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: 0001209191-21-012040 · doc4.xml · derivative · entry 8

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,501

Underlying: Class B Common Stock · 3,126 shares

Expires 2029-06-12

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

F8 · derivative.exercise_date: 25% of the shares underlying the option vested on June 11, 2020, with the remainder vesting in equal monthly installments thereafter over three years.

SEC source: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 7

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,301

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

F7 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $111.79 to $112.48. 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: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 6

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,501

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

SEC source: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 5

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,601

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

F6 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $109.44 to $109.58. 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: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 4

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,705

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

F5 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $108.39 to $109.20. 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: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 3

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,205

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

F4 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $107.30 to $108.22. 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: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 2

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,627

F2 · kind: Shares sold pursuant to a 10b5-1 plan entered into on May 14, 2020.

F3 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $106.28 to $107.18. 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: 0001209191-21-012040 · doc4.xml · nonDerivative · entry 1

Richardson Julie · CIK 0001466857 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,427

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.

SEC source: 0001209191-21-010218 · doc4.xml · derivative · entry 26

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 1,163,765

Underlying: Class A Common Stock · 2,200 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 · 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.

F20 · ownership.nature: Shares are held directly by Amit Agarwal 2018 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-010218 · doc4.xml · derivative · entry 25

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 1,030,000

Underlying: Class A Common Stock · 12,500 shares

Expires not disclosed

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

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 · 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: 0001209191-21-010218 · doc4.xml · derivative · entry 24

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 309,166

Underlying: Class A Common Stock · 1,000 shares

Expires not disclosed

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

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 · 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.

F9 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-010218 · doc4.xml · derivative · entry 23

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 551,507

Underlying: Class A Common Stock · 7,500 shares

Expires not disclosed

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

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 · 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 22

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.

F23 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $117.93 to $118.78. 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.

F20 · ownership.nature: Shares are held directly by Amit Agarwal 2018 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 21

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 400

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

F22 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $115.50 to $115.90. 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.

F20 · ownership.nature: Shares are held directly by Amit Agarwal 2018 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 20

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 1,600

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

F21 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $113.92 to $114.50. 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.

F20 · ownership.nature: Shares are held directly by Amit Agarwal 2018 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 19

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 2,200

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.

F20 · ownership.nature: Shares are held directly by Amit Agarwal 2018 GRAT, of which the Reporting Person is Trustee.

SEC source: 0001209191-21-010218 · 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.

F19 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $118.25 to $118.69. 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.

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

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 17

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 600

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 $117.12 to $117.93. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 16

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 1,705

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 $115.79 to $116.02. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 15

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 2,718

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 $114.79 to $115.77. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 14

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 10,300

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 $113.76 to $114.64. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 13

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 12,100

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 $112.29 to $112.87. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 12

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 12,500

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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 11

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 $117.12 to $117.93. 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 Reporting Person's spouse.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 10

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 308

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 $115.47 to $115.90. 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 Reporting Person's spouse.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 9

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 700

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 $114.20 to $115.00. 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.

F9 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 8

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 1,000

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

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.

F9 · ownership.nature: Shares are held by Reporting Person's spouse.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 7

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,262

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

F8 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $118.55 to $118.57. 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.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 6

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,462

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 $117.34 to $117.95. 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.

SEC source: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 5

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,162

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 $115.79 to $116.58. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 4

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,649

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 $114.79 to $115.74. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 3

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,462

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 $113.77 to $114.32. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 2

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,562

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 $112.09 to $112.71. 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: 0001209191-21-010218 · doc4.xml · nonDerivative · entry 1

Agarwal Amit · CIK 0001540517 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,762

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: 0001209191-21-009273 · doc4.xml · nonDerivative · entry 1

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 165,000

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F2 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $115.25 to $116.05. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 6

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 186,300

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F8 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $115.25 to $115.45. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 5

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 195,000

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F7 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $110.89 to $111.56. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 4

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 198,322

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F6 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $109.89 to $110.88. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 3

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 201,631

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F5 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $108.84 to $109.73. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 2

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 204,212

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F4 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $107.82 to $108.81. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-008281 · doc4.xml · nonDerivative · entry 1

OBSTLER DAVID M · CIK 0001120741 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 208,700

F1 · kind: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F2 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $106.78 to $107.745. 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.

F3 · ownership.nature: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

SEC source: 0001209191-21-007380 · doc4.xml · derivative · entry 34

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 10,934,556

Underlying: Class A Common Stock · 77,513 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 Revocable Trust.

SEC source: 0001209191-21-007380 · doc4.xml · nonDerivative · entry 28

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 September 14, 2020.

F28 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $106.79 to $107.12. 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 Revocable Trust.

SEC source: 0001209191-21-007380 · doc4.xml · nonDerivative · entry 27

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,800

F3 · kind: Shares sold pursuant to a 10b5-1 plan entered into on September 14, 2020.

F27 · price: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $105.79 to $106.78. 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 Revocable Trust.