AH Equity Partners III, L.L.C.

SEC source: 0001209191-21-025536 · doc4.xml · nonDerivative · entry 2

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 5,435,579

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.

F4 · kind: Represents the conversion of 5,407,949 shares of Class B Common Stock held of record by Andreessen Horowitz Fund III, L.P. into Class A Common Stock.

F5 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · ownership.nature: These securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P., and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III"), the general partner of the AH Fund III Entities, has sole voting and dispositive power with regard to the securities held by the AH Fund III Entities. Marc Andreessen and Ben Horowitz are the managing members of AH EP III and share voting and dispositive power with respect to the shares held by the AH Fund III Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0001209191-21-025536 · doc4.xml · nonDerivative · entry 1

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 27,630

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

F1 · kind: Represents the conversion of 27,630 shares of Series E Preferred Stock held of record by Andreessen Horowitz Fund III, L.P. into Class A Common Stock.

F2 · price: The Series E Preferred Stock is convertible into Class A Common Stock on a 1:1 basis and has no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of Series E Preferred Stock automatically converted into shares of Class A Common Stock of the Issuer.

F3 · ownership.nature: These securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P., and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III"), the general partner of the AH Fund III Entities, has sole voting and dispositive power with regard to the securities held by the AH Fund III Entities. Marc Andreessen and Ben Horowitz are the managing members of AH EP III and share voting and dispositive power with respect to the shares held by the AH Fund III Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0001209191-21-023603 · doc4.xml · derivative · entry 10

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 14,786 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-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · derivative · entry 9

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 32,434 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-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F2 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F3 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · derivative · entry 8

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 1,233,376 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-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · derivative · entry 7

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 3,656,192 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-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · derivative · entry 6

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 10,725,556 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-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F2 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F3 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · nonDerivative · entry 5

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 4,904,354

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 Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · nonDerivative · entry 4

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 10,757,990

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 Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F2 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F3 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · nonDerivative · entry 3

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 4,889,568

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 Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · nonDerivative · entry 2

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 3,656,192

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 Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities and/or AH EP III Parallel, as applicable.

SEC source: 0001209191-21-023603 · doc4.xml · nonDerivative · entry 1

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 10,725,556

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 Series A-1 Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into one share of common stock of the Issuer immediately upon the closing of the Issuer's initial public offering and has no expiration date.

F2 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F3 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-20-019856 · doc4.xml · derivative · entry 9

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Parallel Fund IV, L.P.

Disclosed balance after: 7,733,986

Underlying: Class A Common Stock · 50,575 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 without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · ownership.nature: These shares are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, has sole voting and dispositive power with regard to the shares held by the AH Parallel Fund IV Entities. The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund IV Entities.

F5 · ownership.nature: (Continued from Footnote 4) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund IV Entities.

SEC source: 0001209191-20-019856 · doc4.xml · derivative · entry 8

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Andreessen Horowitz Fund I, L.P

Disclosed balance after: 24,006,180

Underlying: Class A Common Stock · 2,188,678 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 without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund I, L.P., as nominee for Andreessen Horowitz Fund I, L.P., Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I"), the general partner of the AH Fund I Entities, has sole voting and dispositive power with regard to the shares held by the AH Fund I Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund I Entities.

F3 · ownership.nature: (Continued from Footnote 2) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund I Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund I Entities.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 7

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Capital Management, L.L.C.

Disclosed balance after: 60,603

F12 · kind: Represents shares received by AH Capital Management, L.L.C. pursuant to pro rata distributions by the AH Parallel Fund IV Entities and the AH Fund I Entities, for no consideration, of shares of Class A Common Stock of the Issuer to their respective partners and such partners' members, as applicable. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and/or 16a-9 of the Securities Exchange Act of 1934, as amended.

F13 · ownership.nature: The shares are held of record by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and dispositive power with respect to the shares held by AH Capital Management, L.L.C. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 6

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Trust

Disclosed balance after: 3,387,266

F10 · kind: Represents shares received by Ben Horowitz pursuant to pro rata distributions by the AH Parallel Fund IV Entities and the AH Fund I Entities, for no consideration, of shares of Class A Common Stock of the Issuer to their respective partners and such partners' members, as applicable. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and/or 16a-9 of the Securities Exchange Act of 1934, as amended.

F11 · ownership.nature: The shares are held of record by a family trust for which Ben Horowitz is a trustee. Each of the Reporting Persons disclaims the existence of a "group" and, other than Ben Horowitz, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 5

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Trust

Disclosed balance after: 3,379,919

F8 · kind: Represents shares received by the LAMA Community Trust pursuant to pro rata distributions by the AH Parallel Fund IV Entities and the AH Fund I Entities, for no consideration, of shares of Class A Common Stock of the Issuer to their respective partners and such partners' members, as applicable. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and/or 16a-9 of the Securities Exchange Act of 1934, as amended.

F9 · ownership.nature: The shares are held of record by the LAMA Community Trust of which Marc Andreessen and his spouse are trustees. Each of the Reporting Persons disclaims the existence of a "group" and, other than Marc Andreessen, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 4

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Parallel Fund IV, L.P.

Disclosed balance after: 0

F7 · kind: On March 13, 2020, the AH Parallel Fund IV Entities distributed, for no consideration, 3,866,994 shares of Class A Common Stock of the Issuer (the "Fund IV Shares") to their limited partners and to AH EP IV Parallel, the general partner of the AH Parallel Fund IV Entities, representing each such partner's pro rata interest in such Fund IV Shares. On the same date, AH EP IV Parallel distributed, for no consideration, the Fund IV Shares it received in the distribution by the AH Parallel Fund IV Entities to its members, representing each such member's pro rata interest in such Fund IV Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and/or 16a-9 of the Securities Exchange Act of 1934, as amended.

F4 · ownership.nature: These shares are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, has sole voting and dispositive power with regard to the shares held by the AH Parallel Fund IV Entities. The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund IV Entities.

F5 · ownership.nature: (Continued from Footnote 4) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund IV Entities.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 3

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Andreessen Horowitz Fund I, L.P.

Disclosed balance after: 0

F6 · kind: On March 13, 2020, the AH Fund I Entities distributed, for no consideration, 12,003,090 shares of Class A Common Stock of the Issuer (the "Fund I Shares") to their limited partners and to AH EP I, the general partner of the AH Fund I Entities, representing each such partner's pro rata interest in such Fund I Shares. On the same date, AH EP I distributed, for no consideration, the Fund I Shares it received in the distribution by the AH Fund I Entities to its members, representing each such member's pro rata interest in such Fund I Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and/or 16a-9 of the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund I, L.P., as nominee for Andreessen Horowitz Fund I, L.P., Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I"), the general partner of the AH Fund I Entities, has sole voting and dispositive power with regard to the shares held by the AH Fund I Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund I Entities.

F3 · ownership.nature: (Continued from Footnote 2) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund I Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund I Entities.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 2

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Parallel Fund IV, L.P.

Disclosed balance after: 3,866,994

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 without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · ownership.nature: These shares are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, has sole voting and dispositive power with regard to the shares held by the AH Parallel Fund IV Entities. The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund IV Entities.

F5 · ownership.nature: (Continued from Footnote 4) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund IV Entities.

SEC source: 0001209191-20-019856 · doc4.xml · nonDerivative · entry 1

Andreessen Horowitz Fund I, L.P. · CIK 0001466249 · 10% owner

Andreessen Horowitz Fund I-A, L.P. · CIK 0001466268 · 10% owner

Andreessen Horowitz Fund I-B, L.P. · CIK 0001466267 · 10% owner

AH Equity Partners I, L.L.C. · CIK 0001466219 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

a16z Seed-III, LLC · CIK 0001775245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Andreessen Horowitz Fund I, L.P.

Disclosed balance after: 12,003,090

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

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund I, L.P., as nominee for Andreessen Horowitz Fund I, L.P., Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I"), the general partner of the AH Fund I Entities, has sole voting and dispositive power with regard to the shares held by the AH Fund I Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund I Entities.

F3 · ownership.nature: (Continued from Footnote 2) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund I Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund I Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · derivative · entry 18

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,704,021 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 Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F10 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH" and, together with AH Parallel Fund, the AH Fund II Entities, the AH Parallel Fund III Entities and the AH Fund III Entities, the "Andreessen Horowitz Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by PinAH (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in PinAH.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · derivative · entry 17

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,952,355

Underlying: Class A Common Stock · 1,051,269 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 Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F8 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F9 · ownership.nature: (Continued from Footnote 8) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · derivative · entry 16

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 2,446,240

Underlying: Class A Common Stock · 1,317,207 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 Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F6 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F7 · ownership.nature: (Continued from Footnote 6) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · derivative · entry 15

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,791,470

Underlying: Class A Common Stock · 964,637 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 Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by AH Parallel Fund (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in AH Parallel Fund.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · derivative · entry 14

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 21,002,561

Underlying: Class A Common Stock · 11,309,071 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 Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities.

F4 · ownership.nature: (Continued from Footnote 3) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund II Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund II Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 13

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Capital Management, L.L.C.

Disclosed balance after: 35,924

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F20 · kind: Represents shares received by AH Capital Management, L.L.C. pursuant to pro rata distributions by the AH Fund II Entities, AH Parallel Fund, the AH Fund III Entities, the AH Parallel Fund III Entities and PinAH, for no consideration, of shares of Class A Common Stock to their respective partners and such partners' members, as applicable.

F21 · ownership.nature: The shares are held of record by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and dispositive power with respect to the shares held by AH Capital Management, L.L.C. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 12

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By LAMA Community Trust

Disclosed balance after: 615,069

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F18 · kind: Represents shares received by the LAMA Community Trust pursuant to pro rata distributions by the AH Fund II Entities, AH Parallel Fund, the AH Fund III Entities, the AH Parallel Fund III Entities and PinAH, for no consideration, of shares of Class A Common Stock to their respective partners and such partner's members, as applicable.

F19 · ownership.nature: The shares are held of record by the LAMA Community Trust of which Marc Andreessen and his spouse are trustees. Each of the Reporting Persons disclaims the existence of a "group" and, other than Marc Andreessen, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 11

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By 1997 Horowitz Family Trust

Disclosed balance after: 510,710

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F16 · kind: Represents shares received by Ben Horowitz pursuant to pro rata distributions by the AH Fund II Entities, AH Parallel Fund, the AH Fund III Entities, the AH Parallel Fund III Entities and PinAH, for no consideration, of shares of Class A Common Stock to their respective partners and such partners' members, as applicable.

F17 · ownership.nature: The shares are held of record by a family trust for which Ben Horowitz is a trustee. Each of the Reporting Persons disclaims the existence of a "group" and, other than Ben Horowitz, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 10

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By PinAH, L.P.

Disclosed balance after: 0

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F15 · kind: On February 10, 2020, PinAH distributed, for no consideration, 1,704,021 shares of Class A Common Stock (the "PinAH Shares") to its limited partners and to AH EP IV, the general partner of PinAH, representing each such partner's pro rata interest in such PinAH Shares. On the same date, AH EP IV distributed, for no consideration, the PinAH Shares it received in the distribution by PinAH to its members, representing each such member's pro rata interest in such PinAH Shares.

F10 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH" and, together with AH Parallel Fund, the AH Fund II Entities, the AH Parallel Fund III Entities and the AH Fund III Entities, the "Andreessen Horowitz Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by PinAH (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in PinAH.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 9

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F14 · kind: On February 10, 2020, the AH Parallel Fund III Entities distributed, for no consideration, 1,051,269 shares of Class A Common Stock (the "AH Parallel Fund III Shares") to their respective limited partners and to AH EP III Parallel, the general partner of the AH Parallel Fund III Entities, representing each such partner's pro rata interest in such AH Parallel Fund III Shares. On the same date, AH EP III Parallel distributed, for no consideration, the AH Parallel Fund III Shares it received in the distribution by the AH Parallel Fund III Entities to its members, representing each such member's pro rata interest in such AH Parallel Fund III Shares.

F8 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F9 · ownership.nature: (Continued from Footnote 8) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 8

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F13 · kind: On February 10, 2020, the AH Fund III Entities distributed, for no consideration, 1,317,207 shares of Class A Common Stock (the "AH Fund III Shares") to their respective limited partners and to AH EP III, the general partner of the AH Fund III Entities, representing each such partner's pro rata interest in such AH Fund III Shares. On the same date, AH EP III distributed, for no consideration, the AH Fund III Shares it received in the distribution by the AH Fund III Entities to its members, representing each such member's pro rata interest in such AH Fund III Shares.

F6 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F7 · ownership.nature: (Continued from Footnote 6) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 7

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund, L.P.

Disclosed balance after: 0

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F12 · kind: On February 10, 2020, AH Parallel Fund distributed, for no consideration, 964,637 shares of Class A Common Stock (the "AH Parallel Fund Shares") to its limited partners and to AH EP II, the general partner of AH Parallel Fund, representing each such partner's pro rata interest in such AH Parallel Fund Shares. On the same date, AH EP II distributed, for no consideration, the AH Parallel Fund Shares it received in the distribution by AH Parallel Fund to its members, representing each such member's pro rata interest in such AH Parallel Fund Shares.

F5 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by AH Parallel Fund (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in AH Parallel Fund.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 6

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund II, L.P.

Disclosed balance after: 0

F1 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F11 · kind: On February 10, 2020, the AH Fund II Entities distributed, for no consideration, 11,309,071 shares of Class A Common Stock (the "AH Fund II Shares") to their respective limited partners and to AH EP II, the general partner of the AH Fund II Entities, representing each such partner's pro rata interest in such AH Fund II Shares. On the same date, AH EP II distributed, for no consideration, the AH Fund II Shares it received in the distribution by the AH Fund II Entities to its members, representing each such member's pro rata interest in such AH Fund II Shares.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities.

F4 · ownership.nature: (Continued from Footnote 3) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund II Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund II Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 5

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By PinAH, L.P.

Disclosed balance after: 1,704,021

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 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F10 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH" and, together with AH Parallel Fund, the AH Fund II Entities, the AH Parallel Fund III Entities and the AH Fund III Entities, the "Andreessen Horowitz Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by PinAH (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in PinAH.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 4

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 1,051,269

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 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F8 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F9 · ownership.nature: (Continued from Footnote 8) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Parallel Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 3

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 1,317,207

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 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F6 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F7 · ownership.nature: (Continued from Footnote 6) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund III Entities.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 2

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund, L.P.

Disclosed balance after: 964,637

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 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F5 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by AH Parallel Fund (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in AH Parallel Fund.

SEC source: 0001104659-20-019564 · tm207828-2_4.xml · nonDerivative · entry 1

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners II, L.L.C. · CIK 0001541568 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund II, L.P.

Disclosed balance after: 11,309,071

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 · security: Each share of the Issuer's Class B common stock, par value $0.00001 ("Class B Common Stock"), is convertible at any time at the option of the holder into one share of the Issuer's Class A common stock, par value $0.00001 ("Class A Common Stock"), and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · kind: Represents the conversion of shares of Class B Common Stock into shares of Class A Common Stock on a one-for-one basis in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities (as defined below) of shares of Class A Common Stock to each of the Andreessen Horowitz Entities' partners, representing each such partner's pro rata interest in the shares being distributed.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities.

F4 · ownership.nature: (Continued from Footnote 3) Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund II Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such securities), except to the extent of its pecuniary interest, if any, in the securities by virtue of its interest in the AH Fund II Entities.

SEC source: 0001209191-19-060276 · doc4.xml · nonDerivative · entry 5

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Capital Management, L.L.C.

Disclosed balance after: 959

F10 · kind: Represents shares received by AH Capital Management, L.L.C. pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of the Fund III Shares to their respective partners and such partners' members, as applicable.

F11 · ownership.nature: The shares are held of record by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and dispositive power with respect to the shares held by AH Capital Management, L.L.C. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001209191-19-060276 · doc4.xml · nonDerivative · entry 4

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: LAMA Community Trust

Disclosed balance after: 42,070

F8 · kind: Represents shares received by the LAMA Community Trust pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of the Fund III Shares to their respective partners and such partners' members, as applicable.

F9 · ownership.nature: The shares are held of record by the LAMA Community Trust of which Marc Andreessen and his spouse are trustees. Each of the Reporting Persons disclaims the existence of a "group" and, other than Marc Andreessen, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-19-060276 · doc4.xml · nonDerivative · entry 3

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 1997 Horowitz Family Trust

Disclosed balance after: 15,605

F6 · kind: Represents shares received by Ben Horowitz pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of Fund III Shares to their respective partners and such partners' members, as applicable.

F7 · ownership.nature: The shares are held of record by a family trust for which Ben Horowitz is a trustee. Each of the Reporting Persons disclaims the existence of a "group" and, other than Ben Horowitz, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-19-060276 · doc4.xml · nonDerivative · entry 2

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Equity Partners III, L.L.C.

Disclosed balance after: 0

F4 · kind: On December 10, 2019, AH EP III distributed, for no consideration, 29,255 shares of the Fund III Shares to its members, representing each such member's pro rata interest in such Fund III Shares.

F5 · ownership.nature: The managing members of AH EP III are Marc Andreessen and Ben Horowitz. AH EP III and its managing members share voting and dispositive power with regard to the securities held by the AH Fund III Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001209191-19-060276 · doc4.xml · nonDerivative · entry 1

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 7,099,425

F1 · kind: On December 10, 2019, Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities") distributed, for no consideration, 2,958,094 shares of Common Stock of the Issuer (the "Fund III Shares") to their respective limited partners and to AH Equity Partners III, L.L.C.("AH EP III"), the general partner of the AH Fund III Entities, representing each such partner's pro rata interest in such Fund III Shares.

F2 · ownership.nature: The reported securities are held of record by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. AH EP III is the general partner of the AH Fund III Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. AH EP III and its managing members share voting and dispositive power with regard to the securities held by the AH Fund III Entities.

F3 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the shares held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such shares), except to the extent of its pecuniary interest, if any, in such shares by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 6

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Capital Management, L.L.C.

Disclosed balance after: 359

F11 · kind: Represents shares received by AH Capital Management, L.L.C. pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of the Fund III Shares to their respective partners and such partners' members, as applicable.

F12 · ownership.nature: The shares are held of record by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and investment power with respect to the shares held by AH Capital Management, L.L.C. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 5

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: LAMA Community Trust

Disclosed balance after: 21,111

F10 · kind: Represents shares received by the LAMA Community Trust pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of the Fund III Shares to their respective partners and such partner's members, as applicable.

F2 · ownership.nature: The shares are held of record by the LAMA Community Trust of which Marc Andreessen and his spouse are trustees. Each of the Reporting Persons disclaims the existence of a "group" and, other than Marc Andreessen, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 4

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 1997 Horowitz Family Trust

Disclosed balance after: 5,860

F8 · kind: Represents shares received by Ben Horowitz pursuant to pro rata distributions by the AH Fund III Entities and AH EP III, for no consideration, of shares of Fund III Shares to their respective partners and such partners' members, as applicable.

F9 · ownership.nature: The shares are held of record by a family trust for which Ben Horowitz is a trustee. Each of the Reporting Persons disclaims the existence of a "group" and, other than Ben Horowitz, disclaims beneficial ownership of these securities, 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 purpose.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 3

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: AH Equity Partners III, L.L.C.

Disclosed balance after: 0

F6 · kind: On October 8, 2019, AH EP III distributed, for no consideration, 17,555 shares of the Fund III Shares to its members, representing each such member's pro rata interest in such Fund III Shares.

F7 · ownership.nature: The managing members of AH EP III are Marc Andreessen and Ben Horowitz. AH EP III and its managing members share voting and dispositive power with regard to the securities held by the AH Fund III Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 2

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 10,057,519

F3 · kind: On October 8, 2019, Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities") distributed, for no consideration, 1,774,856 shares of Common Stock of the Issuer (the "Fund III Shares") to their respective limited partners and to AH Equity Partners III, L.L.C.("AH EP III"), the general partner of the AH Fund III Entities, representing each such partner's pro rata interest in such Fund III Shares.

F4 · ownership.nature: The reported securities are held of record by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. AH EP III is the general partner of the AH Fund III Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. AH EP III and its managing members share voting and dispositive power with regard to the securities held by the AH Fund III Entities.

F5 · ownership.nature: Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the shares held by the AH Fund III Entities (and this report shall not be deemed an admission that any such person is the beneficial owner of such shares), except to the extent of its pecuniary interest, if any, in such shares by virtue of its interest in the AH Fund III Entities and/or AH EP III, as applicable.

SEC source: 0001209191-19-052894 · doc4.xml · nonDerivative · entry 1

Andreessen Horowitz Fund III, L.P. · CIK 0001540352 · 10% owner

Andreessen Horowitz Fund III-A, L.P. · CIK 0001540355 · 10% owner

Andreessen Horowitz Fund III-B, L.P. · CIK 0001540353 · 10% owner

Andreessen Horowitz Fund III-Q, L.P. · CIK 0001540245 · 10% owner

AH Equity Partners III, L.L.C. · CIK 0001540361 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: LAMA Community Trust

Disclosed balance after: 8,524

F1 · kind: Represents shares received by the LAMA Community Trust pursuant to a pro rata distribution by SV Angel II, L.P., for no consideration, of shares of Common Stock of the Issuer to its partners.

F2 · ownership.nature: The shares are held of record by the LAMA Community Trust of which Marc Andreessen and his spouse are trustees. Each of the Reporting Persons disclaims the existence of a "group" and, other than Marc Andreessen, disclaims beneficial ownership of these securities, 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 purpose.