NET

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 6

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,893

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $122.90 to $123.89, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (7), (9) through (11) and (13) through (16) to this Form 4.

F8 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Irrevocable Remainder Trust dated December 15, 2017, for which the reporting person serves as co-trustee.

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 5

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 5,555

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F8 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Irrevocable Remainder Trust dated December 15, 2017, for which the reporting person serves as co-trustee.

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 4

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $124.91 to $125.27, inclusive.

F2 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Revocable Trust dated November 17, 2016, for which the reporting person serves as co-trustee (the "Revocable Trust").

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 3

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,250

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $123.91 to $124.90, inclusive.

F2 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Revocable Trust dated November 17, 2016, for which the reporting person serves as co-trustee (the "Revocable Trust").

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 2

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 9,472

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $122.90 to $123.89, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (7), (9) through (11) and (13) through (16) to this Form 4.

F2 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Revocable Trust dated November 17, 2016, for which the reporting person serves as co-trustee (the "Revocable Trust").

SEC source: 0000899243-21-034464 · doc4.xml · nonDerivative · entry 1

Zatlyn Michelle · CIK 0001786951 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 27,775

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F2 · ownership.nature: The shares are held of record by The Sutherland/Zatlyn Revocable Trust dated November 17, 2016, for which the reporting person serves as co-trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · derivative · entry 19

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 22,532,019

Underlying: Class A Common Stock · 58,205 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F17 · balance_after: Of the reported shares, 2,083,334 vest in 25 months beginning on September 13, 2021.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 16

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F16 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $121.22 to $122.20, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 15

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 10,748

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F15 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $120.22 to $121.21, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 14

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 27,854

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F14 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $119.22 to $120.205, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 13

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 48,785

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F13 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.21 to $119.20, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 12

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 52,385

F12 · kind: The reported transaction represents a conversion of Class B Common Stock to Class A Common Stock on a one-to-one basis, followed by a gift of such shares of Class A Common Stock to a donor-advised fund. The remaining shares of Class B Common Stock and Class A Common Stock held by the Revocable Trust following such gift remain subject to the lock-up agreement with the representatives of the initial purchasers of the Company's 0% Convertible Senior Notes due 2026, issued on August 13, 2021.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 11

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 58,205

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · derivative · entry 18

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 22,590,224

Underlying: Class A Common Stock · 52,385 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F17 · balance_after: Of the reported shares, 2,083,334 vest in 25 months beginning on September 13, 2021.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 10

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $119.88 to $119.935, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 9

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 300

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.88 to $119.87, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 8

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 18,334

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.88 to $118.87, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 7

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 43,876

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.88 to $117.86, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 6

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 49,152

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.88 to $116.875, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 5

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 52,385

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0001209191-21-052658 · doc4.xml · derivative · entry 8

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 34,500 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052658 · doc4.xml · derivative · entry 7

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,500

Underlying: Class A Common Stock · 34,500 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052658 · doc4.xml · derivative · entry 5

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,500

Underlying: Class B Common Stock · 34,500 shares

Expires 2029-05-22

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

F7 · derivative.exercise_date: The option is subject to an early exercise provision and is immediately exercisable. Shares subject to the option vest in 48 equal monthly installments beginning on March 31, 2020.

SEC source: 0001209191-21-052658 · doc4.xml · nonDerivative · entry 4

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,285

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 12, 2021.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.65 to $119.14, inclusive.

SEC source: 0001209191-21-052658 · doc4.xml · nonDerivative · entry 3

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,505

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 12, 2021.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.53 to $118.50, inclusive.

SEC source: 0001209191-21-052658 · doc4.xml · nonDerivative · entry 2

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,315

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 12, 2021.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.53 to $117.52, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

SEC source: 0001209191-21-052658 · doc4.xml · nonDerivative · entry 1

Underwood Paul D. · CIK 0001598312 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,285

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F2 · balance_after: Includes an aggregate of 2,246 shares of Class A Common Stock acquired under the Issuer's employee stock purchase plan on November 13, 2020, May 15, 2020 and May 14, 2021.

SEC source: 0000899243-21-033866 · doc4.xml · derivative · entry 17

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 22,642,609

Underlying: Class A Common Stock · 52,385 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F17 · balance_after: Of the reported shares, 2,083,334 vest in 25 months beginning on September 13, 2021.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 4

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.55 to $119.14, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 3

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 6,113

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $117.55 to $118.54, inclusive.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 2

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 44,037

F3 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.55 to $117.53, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (11) and (13) through (16) to this Form 4.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0000899243-21-033866 · doc4.xml · nonDerivative · entry 1

Prince Matthew · CIK 0001786925 · Director · CEO & Chair of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 52,385

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F2 · ownership.nature: The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee (the "Revocable Trust").

SEC source: 0001209191-21-051973 · doc4.xml · derivative · entry 7

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-051973 · doc4.xml · nonDerivative · entry 4

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,063

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 16, 2021.

SEC source: 0001209191-21-051973 · doc4.xml · nonDerivative · entry 3

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,163

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 16, 2021.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $120.07 to $121.00, inclusive.

SEC source: 0001209191-21-051973 · doc4.xml · nonDerivative · entry 2

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,008

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 16, 2021.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $119.02 to $120.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

SEC source: 0001209191-21-051973 · doc4.xml · nonDerivative · entry 1

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,563

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052415 · doc4.xml · derivative · entry 7

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,925

Underlying: Class A Common Stock · 20,000 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052415 · doc4.xml · derivative · entry 6

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 303,925

Underlying: Class A Common Stock · 20,000 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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052415 · doc4.xml · derivative · entry 5

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 454,058

Underlying: Class B Common Stock · 20,000 shares

Expires 2027-06-29

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

F6 · derivative.exercise_date: The option is subject to an early exercise provision and is immediately exercisable. One-fourth of the total shares vested on June 1, 2018 and the remaining shares vest in 36 equal monthly installments thereafter.

F1 · derivative.underlying: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052415 · doc4.xml · nonDerivative · entry 4

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,156

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 9, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $120.03 to $120.82, inclusive.

SEC source: 0001209191-21-052415 · doc4.xml · nonDerivative · entry 3

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,756

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 9, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $119.01 to $119.96, inclusive.

SEC source: 0001209191-21-052415 · doc4.xml · nonDerivative · entry 2

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,731

F2 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 9, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $118.00 to $118.99, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (5) to this Form 4.

SEC source: 0001209191-21-052415 · doc4.xml · nonDerivative · entry 1

SEIFERT THOMAS J · CIK 0001473289 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,156

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 · price: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-052619 · doc4.xml · nonDerivative · entry 4

SANDELL SCOTT D · CIK 0001237289 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Note 7

Disclosed balance after: 365,502

F6 · kind: The Reporting Person, as trustee of the Blue Mountain Trust, dated April 29, 2019 (the "Blue Mountain Trust"), received 15,424 shares of Class A Common Stock of the Issuer in the distribution by NEA Partners 13 on August 17, 2021.

F7 · ownership.nature: The Reporting Person is the trustee of the Blue Mountain Trust, which is the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, of such portion of the securities of the Issuer held by the Blue Mountain Trust in which the Reporting Person has no pecuniary interest.

SEC source: 0001209191-21-052619 · doc4.xml · nonDerivative · entry 3

SANDELL SCOTT D · CIK 0001237289 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Note 4

Disclosed balance after: 0

F5 · kind: NEA Partners 13 made a pro rata distribution for no consideration of an aggregate of 575,264 shares of Class A Common Stock of the Issuer to its limited partners on August 17, 2021.

F4 · ownership.nature: The Reporting Person is a director of NEA 13 GP, which is the sole general partner of NEA Partners 13, the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership, within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the securities of the Issuer held by NEA Partners 13 in which the Reporting Person has no pecuniary interest.

SEC source: 0001209191-21-052619 · doc4.xml · nonDerivative · entry 2

SANDELL SCOTT D · CIK 0001237289 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Note 4

Disclosed balance after: 575,264

F3 · kind: NEA Partners 13 received 575,264 shares of Class A Common Stock of the Issuer in the distribution by NEA 13 on August 17, 2021.

F4 · ownership.nature: The Reporting Person is a director of NEA 13 GP, which is the sole general partner of NEA Partners 13, the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership, within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the securities of the Issuer held by NEA Partners 13 in which the Reporting Person has no pecuniary interest.

SEC source: 0001209191-21-052619 · doc4.xml · nonDerivative · entry 1

SANDELL SCOTT D · CIK 0001237289 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Note 2

Disclosed balance after: 889,759

F1 · kind: New Enterprise Associates 13, L.P. ("NEA 13") made a pro rata distribution for no consideration of an aggregate of 1,873,824 shares of Class A Common Stock of the Issuer to its general partner and its limited partners on August 17, 2021.

F2 · ownership.nature: The Reporting Person is a director of NEA 13 GP, LTD ("NEA 13 GP"), which is the sole general partner of NEA Partners 13, L.P. ("NEA Partners 13"). NEA Partners 13 is the sole general partner of NEA 13, which is the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership, within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the securities of the Issuer held by NEA 13 in which the Reporting Person has no pecuniary interest.

SEC source: 0001209191-21-051973 · doc4.xml · derivative · entry 6

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

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 into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

SEC source: 0001209191-21-051973 · doc4.xml · derivative · entry 5

Suder Katrin · CIK 0001786926 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,000

Underlying: Class B 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.

F5 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of Issuer Class B Common Stock.

F6 · derivative.exercise_date: The RSUs vest in 16 equal quarterly installments following August 15, 2019.

F6 · derivative.expiration_date: The RSUs vest in 16 equal quarterly installments following August 15, 2019.

F1 · derivative.underlying: Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.