CALLAGHAN JON

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 11

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Partners Select II, L.L.C.

Disclosed balance after: 22,158

F8 · kind: Represents a pro-rata, in-kind distribution by True Ventures Select II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 10

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select II, L.P.

Disclosed balance after: 0

F8 · kind: Represents a pro-rata, in-kind distribution by True Ventures Select II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 9

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select II, L.P.

Disclosed balance after: 1,107,941

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 the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 8

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Partners Select I, L.L.C.

Disclosed balance after: 0

F7 · kind: Represents a pro-rata, in-kind distribution by True Venture Partners Select I, L.L.C., without additional consideration, to its members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 7

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Partners Select I, L.L.C.

Disclosed balance after: 252,285

F6 · kind: Represents a pro-rata, in-kind distribution by True Ventures Select I, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 6

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 0

F6 · kind: Represents a pro-rata, in-kind distribution by True Ventures Select I, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 5

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 1,570,821

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 the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 4

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Partners IV, L.L.C.

Disclosed balance after: 0

F5 · kind: Represents a pro-rata, in-kind distribution by True Venture Partners IV, L.L.C., without additional consideration, to its members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 3

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Partners IV, L.L.C.

Disclosed balance after: 832,985

F4 · kind: Represents a pro-rata, in-kind distribution by True Ventures IV, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 2

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 0

F4 · kind: Represents a pro-rata, in-kind distribution by True Ventures IV, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

F3 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001104659-20-059335 · tm2019192d1_form4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 7,296,699

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 the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's initial public offering, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P., True Ventures Select III, L.P., True Venture Partners IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C. and True Venture Partners Select III, L.L.C., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. Jon Callaghan and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C..

F3 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001639825-20-000025 · wf-form4_158326207403601.xml · derivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,116

Underlying: Class A Common Stock · 18,116 shares

Expires 2030-02-27

F1 · derivative.exercise_date: The option is 100% vested and exercisable as of the date of grant.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 14

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select III, L.P.

Disclosed balance after: 3,430,622

Underlying: Class A Common Stock · 1,385,025 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 13

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select III, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,385,025 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.

F9 · derivative.exercise_price: Each share of the issuer's Series F Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F9 · derivative.exercise_date: Each share of the issuer's Series F Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F9 · derivative.expiration_date: Each share of the issuer's Series F Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 12

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select III, L.P.

Disclosed balance after: 2,045,597

Underlying: Class A Common Stock · 2,045,597 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 11

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select III, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,045,597 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: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F7 · derivative.exercise_date: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F7 · derivative.expiration_date: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 10

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select II, L.P.

Disclosed balance after: 2,769,852

Underlying: Class A Common Stock · 2,769,852 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 9

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select II, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,769,852 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.

F8 · derivative.exercise_price: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F8 · derivative.exercise_date: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F8 · derivative.expiration_date: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 8

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 3,927,052

Underlying: Class A Common Stock · 923,284 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 7

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 923,284 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.

F8 · derivative.exercise_price: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F8 · derivative.exercise_date: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F8 · derivative.expiration_date: Each share of the issuer's Series E Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 6

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 3,003,768

Underlying: Class A Common Stock · 3,003,768 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 5

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures Select I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 3,003,768 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: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F7 · derivative.exercise_date: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F7 · derivative.expiration_date: Each share of the issuer's Series D Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 4

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 18,241,748

Underlying: Class A Common Stock · 18,041,748 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

F5 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 3

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 18,041,748 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: Each share of the issuer's Series C Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F6 · derivative.exercise_date: Each share of the issuer's Series C Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F6 · derivative.expiration_date: Each share of the issuer's Series C Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its IPO pursuant to the Registration Statement, and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

F5 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 2

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 200,000

Underlying: Class A Common Stock · 200,000 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.

F2 · derivative.exercise_price: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.exercise_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F2 · derivative.expiration_date: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

F5 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001209191-19-051148 · doc4.xml · derivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 200,000 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 the issuer's Series A Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its firm commitment initial public offering (the "IPO") pursuant to a registration statement on Form S-1 (File No. 333-233482) under the Securities Act of 1933, as amended (the "Registration Statement"), and had no expiration date.

F1 · derivative.exercise_date: Each share of the issuer's Series A Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its firm commitment initial public offering (the "IPO") pursuant to a registration statement on Form S-1 (File No. 333-233482) under the Securities Act of 1933, as amended (the "Registration Statement"), and had no expiration date.

F1 · derivative.expiration_date: Each share of the issuer's Series A Preferred Stock automatically converted into one (1) share of the issuer's Class B Common Stock on September 30, 2019 in connection with the closing of the issuer's sale of its Class A Common Stock in its firm commitment initial public offering (the "IPO") pursuant to a registration statement on Form S-1 (File No. 333-233482) under the Securities Act of 1933, as amended (the "Registration Statement"), and had no expiration date.

F2 · derivative.underlying: Each share of the issuer's Class B Common Stock will automatically be converted into one (1) share of the issuer's Class A Common Stock (a) at the option of the holder and (b) immediately prior to the close of business on the earliest of (i) ten (10) years from the closing of the issuer's IPO, (ii) the date on which the outstanding shares of Class B Common Stock represent less than one percent (1%) of the aggregate number of shares of Class A Common Stock and Class B Common Stock then outstanding or (iii) the date specified by the affirmative vote of the holders of Class B Common Stock representing not less than two-thirds (2/3) of the voting power of the outstanding shares of Class B Common Stock, voting separately as a single class, and has no expiration date.

F3 · ownership.nature: These securities are held of record by True Ventures IV, L.P., True Ventures Select I, L.P., True Ventures Select II, L.P. and True Ventures Select III, L.P., as applicable. True Venture Partners IV, L.L.C. is the general partner of True Ventures IV, L.P., True Venture Partners Select I, L.L.C. is the general partner of True Ventures Select I, L.P., True Venture Partners Select II, L.L.C. is the general partner of True Ventures Select II, L.P., and True Venture Partners Select III, L.L.C. is the general partner of True Ventures Select III, L.P. The reporting person and Philip Black are the managing members of each of True Ventures IV, L.L.C., True Venture Partners Select I, L.L.C., True Venture Partners Select II, L.L.C, and True Venture Partners Select III, L.L.C.

F4 · ownership.nature: FN3 CONTINUED: Each of such individuals disclaims beneficial ownership over such 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 for any other purposes.

F5 · ownership.nature: The reported securities are held of record by True Ventures IV, L.P. for itself and as nominee for True Ventures IV-A, L.P.

SEC source: 0001209191-18-022753 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,674,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.5200 to $4.8100, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-18-015448 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,689,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.6900 to $4.8100, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-18-006764 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,704,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.0900 to $5.2500, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-18-001053 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,719,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.7500 to $6.0400, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-063621 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,734,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.7200 to $6.9300, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-058988 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,749,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.2100 to $6.3700, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-055310 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,764,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.8100 to $6.9300, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-051203 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,779,090

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.8650 to $6.0700, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-047732 · doc4.xml · derivative · entry 5

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 0

Underlying: Class A Common Stock · 4,437,109 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-047732 · doc4.xml · nonDerivative · entry 4

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Management, L.L.C.

Disclosed balance after: 22,402

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F5 · ownership.nature: Shares are held directly by True Venture Management, L.L.C., which is controlled by Jon Callaghan and Philip D. Black.

SEC source: 0001209191-17-047732 · doc4.xml · nonDerivative · entry 3

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,794,090

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F4 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-047732 · doc4.xml · nonDerivative · entry 2

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 0

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-047732 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 4,437,109

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 at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-047129 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,526,702

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.0300 to $5.2000, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-043527 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,541,702

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.2600 to $5.3700, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-038824 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,556,702

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.2300 to $5.7000, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-038819 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,571,702

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.0300 to $6.2400, 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 range set forth in this footnote.

F3 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-030537 · doc4.xml · derivative · entry 5

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 4,437,109

Underlying: Class A Common Stock · 3,999,972 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-030537 · doc4.xml · nonDerivative · entry 4

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Management, L.L.C.

Disclosed balance after: 19,291

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F5 · ownership.nature: Shares are held directly by True Venture Management, L.L.C., which is controlled by Jon Callaghan and Philip D. Black.

SEC source: 0001209191-17-030537 · doc4.xml · nonDerivative · entry 3

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,586,702

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F4 · ownership.nature: Shares held directly by a family trust controlled by Jon Callaghan.

SEC source: 0001209191-17-030537 · doc4.xml · nonDerivative · entry 2

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 0

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-030537 · doc4.xml · nonDerivative · entry 1

CALLAGHAN JON · CIK 0001642681 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 3,999,972

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 at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-014505 · doc4.xml · derivative · entry 5

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Ventures II, L.P.

Disclosed balance after: 8,437,081

Underlying: Class A Common Stock · 4,999,998 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) June 17, 2027.

F2 · ownership.nature: Shares held of record by True Ventures II, L.P., or TV II, a Delaware limited partnership, for itself and as nominee for True Ventures II-A, L.P., or TV II-A, a Delaware limited partnership. True Venture Partners II, L.L.C., or TVP II, a Delaware limited liability company, is the general partner of each of TV II and TV II-A. Jon Callaghan, a member of the Issuer's Board of Directors, and Philip Black are the managing members of TVP II and, therefore, may be deemed to share voting and dispositive power over the shares held by TV II and TV II-A.

SEC source: 0001209191-17-014505 · doc4.xml · nonDerivative · entry 4

CALLAGHAN JON · CIK 0001642681 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By True Venture Management, L.L.C.

Disclosed balance after: 16,495

F3 · kind: Represents a pro-rata, in-kind distribution by True Ventures II, L.P. and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns.

F5 · ownership.nature: Shares are held directly by True Venture Management, L.L.C., which is controlled by Jon Callaghan and Philip D. Black.