PINS

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: 0001104659-20-019563 · tm207828d1_4.xml · derivative · entry 18

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · derivative · entry 17

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · derivative · entry 16

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · derivative · entry 15

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · derivative · entry 14

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 13

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 12

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 11

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 10

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 9

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 8

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 7

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 6

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 5

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 4

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 3

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 2

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001104659-20-019563 · tm207828d1_4.xml · nonDerivative · entry 1

Andreessen Horowitz Fund II, L.P. · CIK 0001503674 · 10% owner

Andreessen Horowitz Fund II-A, L.P. · CIK 0001503675 · 10% owner

Andreessen Horowitz Fund II-B, L.P. · CIK 0001503676 · 10% owner

AH Parallel Fund, L.P. · CIK 0001774560 · 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-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III, L.P. · CIK 0001540363 · 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: 0001506293-20-000021 · wf-form4_158155336728052.xml · derivative · entry 17

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F8 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · derivative · entry 16

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote ---

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F7 · ownership.nature: These shares 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. (collectively, the AH Fund III Entities).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · derivative · entry 15

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote --

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F6 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · derivative · entry 14

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote-

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F5 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · derivative · entry 13

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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: These shares are held of record by AH Parallel Fund, L.P. (AH Parallel Fund).

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 11

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Jordan Family Revocable Trust u/a 8/25/95

Disclosed balance after: 121,568

F14 · kind: As a result of the pro rata distributions made by the Andreessen Horowitz Entities and their respective general partner entities on February 10, 2020 as described in the above footnotes, the Jordan Family Revocable Trust u/a 8/25/95 acquired 121,568 shares of the Company's Class A Common Stock that Mr. Jordan now holds indirectly, which were previously held indirectly (and with respect to which Mr. Jordan had disclaimed beneficial ownership) through the Andreessen Horowitz Entities.

F14 · price: As a result of the pro rata distributions made by the Andreessen Horowitz Entities and their respective general partner entities on February 10, 2020 as described in the above footnotes, the Jordan Family Revocable Trust u/a 8/25/95 acquired 121,568 shares of the Company's Class A Common Stock that Mr. Jordan now holds indirectly, which were previously held indirectly (and with respect to which Mr. Jordan had disclaimed beneficial ownership) through the Andreessen Horowitz Entities.

F14 · balance_after: As a result of the pro rata distributions made by the Andreessen Horowitz Entities and their respective general partner entities on February 10, 2020 as described in the above footnotes, the Jordan Family Revocable Trust u/a 8/25/95 acquired 121,568 shares of the Company's Class A Common Stock that Mr. Jordan now holds indirectly, which were previously held indirectly (and with respect to which Mr. Jordan had disclaimed beneficial ownership) through the Andreessen Horowitz Entities.

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 10

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By PinAH, L.P.

Disclosed balance after: 0

F13 · kind: On February 10, 2020, PinAH distributed, for no consideration, a total of 1,704,021 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the PinAH Shares) in a pro rata distribution in kind to each of its limited partners and to AH Equity Partners IV, L.L.C. (AH EP IV), the general partner of PinAH, representing each such partner's pro rata interest in the 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.

F13 · price: On February 10, 2020, PinAH distributed, for no consideration, a total of 1,704,021 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the PinAH Shares) in a pro rata distribution in kind to each of its limited partners and to AH Equity Partners IV, L.L.C. (AH EP IV), the general partner of PinAH, representing each such partner's pro rata interest in the 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F8 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 9

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F12 · kind: On February 10, 2020, the AH Fund III Entities distributed, for no consideration, a total of 1,317,207 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Fund III Shares) in a pro rata distribution in kind 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 the 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.

F12 · price: On February 10, 2020, the AH Fund III Entities distributed, for no consideration, a total of 1,317,207 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Fund III Shares) in a pro rata distribution in kind 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 the 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F7 · ownership.nature: These shares 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. (collectively, the AH Fund III Entities).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 8

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F11 · kind: On February 10, 2020, the AH Parallel Fund III Entities distributed, for no consideration, a total of 1,051,269 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Parallel Fund III Shares) in a pro rata distribution in kind to their respective limited partners and to AH Equity Partners III (Parallel), L.L.C. (AH EP III Parallel), the general partner of the AH Parallel Fund III Entities, representing each such partner's pro rata interest in the 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

F11 · price: On February 10, 2020, the AH Parallel Fund III Entities distributed, for no consideration, a total of 1,051,269 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Parallel Fund III Shares) in a pro rata distribution in kind to their respective limited partners and to AH Equity Partners III (Parallel), L.L.C. (AH EP III Parallel), the general partner of the AH Parallel Fund III Entities, representing each such partner's pro rata interest in the 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

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F6 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 7

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F10 · kind: On February 10, 2020, the AH Fund II Entities distributed, for no consideration, a total of 11,309,071 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Fund II Shares) in a pro rata distribution in kind to their respective limited partners and AH EP II, the general partner of the AH Fund II Entities, representing each such partner's pro rata interest in the 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.

F10 · price: On February 10, 2020, the AH Fund II Entities distributed, for no consideration, a total of 11,309,071 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Fund II Shares) in a pro rata distribution in kind to their respective limited partners and AH EP II, the general partner of the AH Fund II Entities, representing each such partner's pro rata interest in the 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F5 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 6

JORDAN JEFFREY D · CIK 0001209185 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F9 · kind: On February 10, 2020, AH Parallel Fund distributed, for no consideration, a total of 964,637 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Parallel Fund Shares) in a pro rata distribution in kind to each of its limited partners and to AH Equity Partners II, L.L.C. (AH EP II), the general partner of AH Parallel Fund, representing each such partner's pro rata interest in the 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.

F9 · price: On February 10, 2020, AH Parallel Fund distributed, for no consideration, a total of 964,637 shares of the Company's Class A Common Stock (after conversion from Class B Common Stock) (the AH Parallel Fund Shares) in a pro rata distribution in kind to each of its limited partners and to AH Equity Partners II, L.L.C. (AH EP II), the general partner of AH Parallel Fund, representing each such partner's pro rata interest in the 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.

F3 · ownership.nature: These shares are held of record by AH Parallel Fund, L.P. (AH Parallel Fund).

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 5

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F8 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 4

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F7 · ownership.nature: These shares 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. (collectively, the AH Fund III Entities).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 3

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F6 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 2

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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.

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

F5 · ownership.nature: These shares are held of record 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).

SEC source: 0001506293-20-000021 · wf-form4_158155336728052.xml · nonDerivative · entry 1

JORDAN JEFFREY D · CIK 0001209185 · Director

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 pursuant to a conversion election made by each of the Andreessen Horowitz Entities (as defined below) on February 10, 2020, in connection with a pro rata distribution in kind by each of the Andreessen Horowitz Entities of a number of the Company's 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: These shares are held of record by AH Parallel Fund, L.P. (AH Parallel Fund).

F4 · ownership.nature: Mr. Jordan is a member of the general partner of each of the Andreessen Horowitz Entities, but he disclaims beneficial ownership of the shares held by the Andreessen Horowitz Entities and this report shall not be deemed an admission that he is the beneficial owner of such shares, except to the extent of his pecuniary interest, if any, in such shares by virtue of his interest in the Andreessen Horowitz Entities, and/or each general partner entity thereof, as applicable.

SEC source: 0000899243-20-004386 · doc4.xml · derivative · entry 3

Bessemer Venture Partners VII L.P. · CIK 0001534338 · 10% owner

Bessemer Venture Partners VII Institutional L.P. · CIK 0001407577 · 10% owner

BVP VII SPECIAL OPPORTUNITY FUND LP · CIK 0001459524 · 10% owner

Deer VII & Co. L.P. · CIK 0001540731 · 10% owner

Deer VII & Co. Ltd. · CIK 0001540726 · 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: 38,647,781

Underlying: Class A Common Stock · 8,918,719 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.

F2 · shares: Represents 2,853,998 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII L.P. ("BVP VII"), 1,248,625 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII Institutional L.P. ("BVP VII Inst"), and 4,816,096 shares converted from Class B Common Stock to Class A Common Stock by BVP Special Opportunity Fund VII L.P. ("BVP VII SOF" and together with BVP VII and BVP VII Inst, the "BVP VII Funds")

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 · derivative.underlying_shares: Represents 2,853,998 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII L.P. ("BVP VII"), 1,248,625 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII Institutional L.P. ("BVP VII Inst"), and 4,816,096 shares converted from Class B Common Stock to Class A Common Stock by BVP Special Opportunity Fund VII L.P. ("BVP VII SOF" and together with BVP VII and BVP VII Inst, the "BVP VII Funds")

F3 · balance_after: Deer VII & Co. Ltd. ("Deer Ltd.") is the general partner of Deer VII & Co. L.P. ("Deer L.P."), which is the general partner of the BVP VII Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP VII Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP VII Funds.

F4 · balance_after: After the reported transaction, BVP VII, BVP VII Inst, and BVP VII SOF own 12,367,322 shares, 5,410,710 shares and 20,869,749 shares, respectively, of Class B Common Stock.

F3 · ownership.nature: Deer VII & Co. Ltd. ("Deer Ltd.") is the general partner of Deer VII & Co. L.P. ("Deer L.P."), which is the general partner of the BVP VII Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP VII Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP VII Funds.

F4 · ownership.nature: After the reported transaction, BVP VII, BVP VII Inst, and BVP VII SOF own 12,367,322 shares, 5,410,710 shares and 20,869,749 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-20-004386 · doc4.xml · nonDerivative · entry 2

Bessemer Venture Partners VII L.P. · CIK 0001534338 · 10% owner

Bessemer Venture Partners VII Institutional L.P. · CIK 0001407577 · 10% owner

BVP VII SPECIAL OPPORTUNITY FUND LP · CIK 0001459524 · 10% owner

Deer VII & Co. L.P. · CIK 0001540731 · 10% owner

Deer VII & Co. Ltd. · CIK 0001540726 · 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: 0

F5 · kind: On February 10, 2020, BVP VII, BVP VII Inst, and BVP VII SOF distributed, for no consideration, 2,853,998, 1,248,625, and 4,816,096 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer VII L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer VII L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · shares: On February 10, 2020, BVP VII, BVP VII Inst, and BVP VII SOF distributed, for no consideration, 2,853,998, 1,248,625, and 4,816,096 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer VII L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer VII L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · price: On February 10, 2020, BVP VII, BVP VII Inst, and BVP VII SOF distributed, for no consideration, 2,853,998, 1,248,625, and 4,816,096 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer VII L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer VII L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · ownership.nature: Deer VII & Co. Ltd. ("Deer Ltd.") is the general partner of Deer VII & Co. L.P. ("Deer L.P."), which is the general partner of the BVP VII Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP VII Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP VII Funds.

F5 · ownership.nature: On February 10, 2020, BVP VII, BVP VII Inst, and BVP VII SOF distributed, for no consideration, 2,853,998, 1,248,625, and 4,816,096 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer VII L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer VII L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

SEC source: 0000899243-20-004386 · doc4.xml · nonDerivative · entry 1

Bessemer Venture Partners VII L.P. · CIK 0001534338 · 10% owner

Bessemer Venture Partners VII Institutional L.P. · CIK 0001407577 · 10% owner

BVP VII SPECIAL OPPORTUNITY FUND LP · CIK 0001459524 · 10% owner

Deer VII & Co. L.P. · CIK 0001540731 · 10% owner

Deer VII & Co. Ltd. · CIK 0001540726 · 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: 8,918,719

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

F2 · shares: Represents 2,853,998 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII L.P. ("BVP VII"), 1,248,625 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII Institutional L.P. ("BVP VII Inst"), and 4,816,096 shares converted from Class B Common Stock to Class A Common Stock by BVP Special Opportunity Fund VII L.P. ("BVP VII SOF" and together with BVP VII and BVP VII Inst, the "BVP VII Funds")

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 · balance_after: Represents 2,853,998 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII L.P. ("BVP VII"), 1,248,625 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII Institutional L.P. ("BVP VII Inst"), and 4,816,096 shares converted from Class B Common Stock to Class A Common Stock by BVP Special Opportunity Fund VII L.P. ("BVP VII SOF" and together with BVP VII and BVP VII Inst, the "BVP VII Funds")

F2 · ownership.nature: Represents 2,853,998 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII L.P. ("BVP VII"), 1,248,625 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners VII Institutional L.P. ("BVP VII Inst"), and 4,816,096 shares converted from Class B Common Stock to Class A Common Stock by BVP Special Opportunity Fund VII L.P. ("BVP VII SOF" and together with BVP VII and BVP VII Inst, the "BVP VII Funds")

F3 · ownership.nature: Deer VII & Co. Ltd. ("Deer Ltd.") is the general partner of Deer VII & Co. L.P. ("Deer L.P."), which is the general partner of the BVP VII Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP VII Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP VII Funds.

SEC source: 0001506293-20-000020 · wf-form4_158155321392412.xml · derivative · entry 5

Sharp Evan · CIK 0001773871 · Director · Co-Founder & Chief Design & Cr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,567,668

Underlying: Class A Common Stock · 62,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 62,500 shares of Class B Common Stock into 62,500 shares of Class A Common Stock pursuant to a conversion election made by the Reporting Person to convert shares in connection with sales to be effected pursuant to a Rule 10b5-1 trading plan.

F1 · derivative.exercise_date: Each share of 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 · balance_after: These securities consist of 1,584,334 shares of Class B Common Stock and 1,983,334 previously reported Restricted Stock Units (RSUs). Each RSU represents the Reporting Person's right to receive one share of common stock, subject to vesting.

SEC source: 0001506293-20-000020 · wf-form4_158155321392412.xml · derivative · entry 4

Sharp Evan · CIK 0001773871 · Director · Co-Founder & Chief Design & Cr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,630,168

Underlying: Class A Common Stock · 62,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.exercise_date: Each share of 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 · balance_after: These securities consist of 1,646,834 shares of Class B Common Stock and 1,983,334 previously reported Restricted Stock Units (RSUs). Each RSU represents the Reporting Person's right to receive one share of common stock, subject to vesting.

SEC source: 0001506293-20-000020 · wf-form4_158155321392412.xml · derivative · entry 3

Sharp Evan · CIK 0001773871 · Director · Co-Founder & Chief Design & Cr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,064,450

Underlying: Class B common stock · 62,500 shares

Expires 2021-07-31

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 · derivative.exercise_date: All stock options are fully vested and exercisable.

F1 · derivative.underlying: Each share of 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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.

SEC source: 0001506293-20-000020 · wf-form4_158155321392412.xml · nonDerivative · entry 2

Sharp Evan · CIK 0001773871 · Director · Co-Founder & Chief Design & Cr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001506293-20-000020 · wf-form4_158155321392412.xml · nonDerivative · entry 1

Sharp Evan · CIK 0001773871 · Director · Co-Founder & Chief Design & Cr

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

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

F1 · security: Each share of 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 62,500 shares of Class B Common Stock into 62,500 shares of Class A Common Stock pursuant to a conversion election made by the Reporting Person to convert shares in connection with sales to be effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001506293-20-000019 · wf-form4_158155309749006.xml · derivative · entry 3

Yang Tseli Lily · CIK 0001654271 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,761

Underlying: Class A Common Stock · 28,782 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, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 28,782 shares of Class B Common Stock into 28,782 shares of Class A Common Stock pursuant to a conversion election made by the Reporting Person to convert shares in connection with sales to be effected pursuant to a Rule 10b5-1 trading plan.

F1 · derivative.exercise_date: Each share of 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 · balance_after: These securities consist of 28,783 shares of common stock and 254,978 previously reported Restricted Stock Units (RSUs). Each RSU represents the Reporting Person's right to receive one share of common stock, subject to vesting.

SEC source: 0001506293-20-000019 · wf-form4_158155309749006.xml · nonDerivative · entry 2

Yang Tseli Lily · CIK 0001654271 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $24.0300 to $24.6700 per share. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001506293-20-000019 · wf-form4_158155309749006.xml · nonDerivative · entry 1

Yang Tseli Lily · CIK 0001654271 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,782

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 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 Company's Class A common stock, par value $0.00001 (Class A Common Stock). 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 28,782 shares of Class B Common Stock into 28,782 shares of Class A Common Stock pursuant to a conversion election made by the Reporting Person to convert shares in connection with sales to be effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0000899243-20-012397 · doc4.xml · nonDerivative · entry 2

Sciarra Paul Cahill · CIK 0001782533 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F4 · price: These shares were sold in multiple transactions at prices ranging from $22.50 - $22.89, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: These shares are held by the Sciarra Management Trust (the "Management Trust"), of which Paul Cahill Sciarra ("Mr. Sciarra") is trustee. Mr. Sciarra, in his capacity as trustee, has voting, investment and dispositive power over the shares held by the Management Trust. Mr. Sciarra disclaims Section 16 beneficial ownership of the securities held by the Management Trust except to the extent of his pecuniary interest (within the meaning of Section 16) therein, if any, and this report shall not be deemed an admission that Mr. Sciarra is the beneficial owner of such securities for Section 16 or any other purpose.