DBX

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 4

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 142,525

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 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 2

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 3,808,957

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 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 21

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 2,442,542

Underlying: Class A Common Stock · 407,090 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 19

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 855,146

Underlying: Class A Common Stock · 142,525 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 17

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 22,853,744

Underlying: Class A Common Stock · 3,808,957 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 14

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By family trust

Disclosed balance after: 627,195

F3 · kind: Represents the receipt of shares of Common Stock of the Issuer by virtue of the pro rata in-kind distributions pursuant to a Rule 10b5-1 trading plan.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 12

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 10

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 8

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 6

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 407,090

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 4

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 142,525

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 2

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 3,808,957

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013041 · doc4.xml · derivative · entry 17

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 2,849,632

Underlying: Class A Common Stock · 407,090 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.

F3 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · derivative · entry 15

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 997,671

Underlying: Class A Common Stock · 142,525 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.

F3 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · derivative · entry 13

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 26,662,701

Underlying: Class A Common Stock · 3,808,957 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.

F3 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F3 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 11

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 9

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 7

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 5

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 407,090

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 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 3

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 142,525

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 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013041 · doc4.xml · nonDerivative · entry 1

SC XII MANAGEMENT LLC · CIK 0001374246 · 10% owner

SEQUOIA CAPITAL XII A DELAWARE L P · CIK 0001367770 · 10% owner

SEQUOIA CAPITAL XII PRINCIPALS FUND LLC · CIK 0001447932 · 10% owner

SEQUOIA TECHNOLOGY PARTNERS XII A DELAWARE L P · CIK 0001380096 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 3,808,957

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 · ownership.nature: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 20

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 2,849,632

Underlying: Class A Common Stock · 407,090 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 18

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 997,671

Underlying: Class A Common Stock · 142,525 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · derivative · entry 16

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP(

Disclosed balance after: 26,662,701

Underlying: Class A Common Stock · 3,808,957 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 13

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By family trust

Disclosed balance after: 582,402

F3 · kind: Represents the receipt of shares of Common Stock of the Issuer by virtue of the pro rata in-kind distributions pursuant to a Rule 10b5-1 trading plan.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 11

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 9

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 7

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 0

F2 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members pursuant to a Rule 10b5-1 trading plan.

F1 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 5

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII Principals Fund, LLC

Disclosed balance after: 407,090

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 3

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Technology Partners XII, LP

Disclosed balance after: 142,525

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0000899243-20-013038 · doc4.xml · nonDerivative · entry 1

Schreier R. Bryan · CIK 0001734432 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital XII, LP

Disclosed balance after: 3,808,957

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 · ownership.nature: The Reporting Person is a non-managing member of SC XII Management, LLC ("SC XII Management"). SC XII Management is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or any other purpose.

SEC source: 0001562180-20-003537 · primarydocument.xml · nonDerivative · entry 1

Regan Timothy · CIK 0001734440 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,314

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-003536 · primarydocument.xml · nonDerivative · entry 1

BLAIR DONALD W · CIK 0001237789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,631

F1 · kind: The shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $22.54 to $22.74. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through May 23, 2020 or the day prior to the date of the Issuer's next annual meeting of stockholders. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-003233 · primarydocument.xml · nonDerivative · entry 1

Vashee Ajay · CIK 0001734428 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 574,489

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $21.01 to $21.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, any then unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-003069 · primarydocument.xml · derivative · entry 6

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 27,736,583

Underlying: Class A Common Stock · 498,900 shares

Expires not disclosed

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

F7 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F7 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F7 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-003069 · primarydocument.xml · nonDerivative · entry 4

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F6 · price: This transaction was executed in multiple trades at prices ranging from $20.00 to $20.38. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-003069 · primarydocument.xml · nonDerivative · entry 3

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 498,900

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 · price: 498,900 shares of Class B Common Stock were converted into 498,900 shares of Class A Common Stock at the election of the Reporting Person and had no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-003088 · primarydocument.xml · nonDerivative · entry 1

Regan Timothy · CIK 0001734440 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,302

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-003508 · primarydocument.xml · nonDerivative · entry 1

Regan Timothy · CIK 0001734440 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,314

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

F3 · balance_after: The original Form 4 incorrectly reported the number of shares held following the reported transaction.

SEC source: 0001562180-20-003069 · primarydocument.xml · derivative · entry 5

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 28,235,483

Underlying: Class A Common Stock · 125,000 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.

F7 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F7 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F7 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-003069 · primarydocument.xml · nonDerivative · entry 2

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $18.43 to $19.21. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-003069 · primarydocument.xml · nonDerivative · entry 1

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 125,000

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 · price: 125,000 shares of Class B Common Stock were converted into 125,000 shares of Class A Common Stock at the election of the Reporting Person and had no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-002913 · primarydocument.xml · nonDerivative · entry 1

Vashee Ajay · CIK 0001734428 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 615,739

F1 · shares: These securities are restricted stock awards. Each restricted stock award represents the Reporting Person's right to receive one share of Class A Common Stock. The restricted stock awards vest as to 1/16th of the shares on May 15, 2020 and each three-month anniversary thereafter through February 15, 2024.

F2 · balance_after: Certain of these securities are restricted stock awards and restricted stock units. Each restricted stock award or restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock awards and restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-002914 · primarydocument.xml · nonDerivative · entry 1

Regan Timothy · CIK 0001734440 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,302

F1 · shares: These securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock. The restricted stock units vest as to 1/16th of the shares on May 15, 2020 and each three-month anniversary thereafter through February 15, 2024.

F2 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-002915 · primarydocument.xml · nonDerivative · entry 1

Volkmer Bart · CIK 0001734437 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 330,480

F1 · shares: These securities are restricted stock awards. Each restricted stock award represents the Reporting Person's right to receive one share of Class A Common Stock. The restricted stock awards vest as to 1/16th of the shares on May 15, 2020 and each three-month anniversary thereafter through February 15, 2024.

F2 · balance_after: Certain of these securities are restricted stock awards and restricted stock units. Each restricted stock award or restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2024. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock awards and restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-002912 · primarydocument.xml · derivative · entry 3

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 28,360,483

Underlying: Class A Common Stock · 125,000 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.

F5 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F5 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-002912 · primarydocument.xml · nonDerivative · entry 2

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $17.39 to $18.22. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-002912 · primarydocument.xml · nonDerivative · entry 1

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 125,000

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 · price: 125,000 shares of Class B Common Stock were converted into 125,000 shares of Class A Common Stock at the election of the Reporting Person and had no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.

SEC source: 0001562180-20-002679 · primarydocument.xml · nonDerivative · entry 1

Regan Timothy · CIK 0001734440 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,532

F1 · kind: These shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

F2 · balance_after: Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through February 15, 2023. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

SEC source: 0001562180-20-002673 · primarydocument.xml · derivative · entry 4

Ferdowsi Arash · CIK 0001734434 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 28,485,483

Underlying: Class A Common Stock · 19,360 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.

F6 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F6 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F6 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2 · ownership.nature: Shares held by the Arash Ferdowsi Revocable Trust u/a/d 4/20/2012, for which the Reporting Person serves as trustee.