OKTA

SEC source: 0000899243-18-007133 · doc4.xml · nonDerivative · entry 5

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

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

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

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

AH Parallel Fund IV, L.P. · CIK 0001603197 · 10% owner

AH Parallel Fund IV-A, L.P. · CIK 0001604859 · 10% owner

AH Parallel Fund IV-B, L.P. · CIK 0001604860 · 10% owner

AH Parallel Fund IV-Q, L.P. · CIK 0001604861 · 10% owner

AH Equity Partners IV (Parallel), L.L.C. · CIK 0001603419 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

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

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F5 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F6 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F7 · ownership.nature: (Continued from Footnote 6) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007133 · doc4.xml · nonDerivative · entry 4

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

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

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

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

AH Parallel Fund IV, L.P. · CIK 0001603197 · 10% owner

AH Parallel Fund IV-A, L.P. · CIK 0001604859 · 10% owner

AH Parallel Fund IV-B, L.P. · CIK 0001604860 · 10% owner

AH Parallel Fund IV-Q, L.P. · CIK 0001604861 · 10% owner

AH Equity Partners IV (Parallel), L.L.C. · CIK 0001603419 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

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

10b5-1 filing: Not disclosed

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

Disclosed balance after: 826,923

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

F6 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F7 · ownership.nature: (Continued from Footnote 6) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007133 · doc4.xml · nonDerivative · entry 3

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

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

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

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

AH Parallel Fund IV, L.P. · CIK 0001603197 · 10% owner

AH Parallel Fund IV-A, L.P. · CIK 0001604859 · 10% owner

AH Parallel Fund IV-B, L.P. · CIK 0001604860 · 10% owner

AH Parallel Fund IV-Q, L.P. · CIK 0001604861 · 10% owner

AH Equity Partners IV (Parallel), L.L.C. · CIK 0001603419 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

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

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F5 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F4 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007133 · doc4.xml · nonDerivative · entry 2

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

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

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

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

AH Parallel Fund IV, L.P. · CIK 0001603197 · 10% owner

AH Parallel Fund IV-A, L.P. · CIK 0001604859 · 10% owner

AH Parallel Fund IV-B, L.P. · CIK 0001604860 · 10% owner

AH Parallel Fund IV-Q, L.P. · CIK 0001604861 · 10% owner

AH Equity Partners IV (Parallel), L.L.C. · CIK 0001603419 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

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

10b5-1 filing: Not disclosed

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

Disclosed balance after: 3,171,398

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 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · derivative · entry 10

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth VI Principals Fund, L.P.

Disclosed balance after: 0

Underlying: Class A Common Stock · 66,028 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.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · derivative · entry 9

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund VI, L.P.

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,318,172 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.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · derivative · entry 8

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By SC US GF V Holdings, Ltd.

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,071,224 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.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 7

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 389,320

F3 · kind: Represents the receipt of shares of Common Stock of the Issuer by virtue of the pro rata in-kind distributions described in footnote (1) above.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 6

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth VI Principals Fund, L.P.

Disclosed balance after: 0

F1 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 5

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund VI, L.P.

Disclosed balance after: 0

F1 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 4

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By SC US GF V Holdings, Ltd.

Disclosed balance after: 0

F1 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 3

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth VI Principals Fund, L.P.

Disclosed balance after: 66,028

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 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 2

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund VI, L.P.

Disclosed balance after: 1,318,172

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 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007185 · doc4.xml · nonDerivative · entry 1

Grady Patrick W · CIK 0001700423 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By SC US GF V Holdings, Ltd.

Disclosed balance after: 2,071,224

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 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Sequoia Capital funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · derivative · entry 12

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 826,927

Underlying: Class A Common Stock · 826,923 shares

Expires not disclosed

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

F7 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · derivative · entry 11

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 3,171,395

Underlying: Class A Common Stock · 3,171,398 shares

Expires not disclosed

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

F7 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 10

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,274,033

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F6 · ownership.nature: The reported securities are held directly by a family trust for which the Reporting Person is a trustee.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 9

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 47,876

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F5 · ownership.nature: The reported securities are held by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and investment power with respect to the shares held by AH Capital Management, L.L.C. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 8

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Equity Partners IV (Parallel), L.L.C.

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 7

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Equity Partners IV (Parallel), L.L.C.

Disclosed balance after: 8,076

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 6

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 5

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 921,168

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 4

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 3

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 826,923

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

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 2

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007319 · doc4.xml · nonDerivative · entry 1

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 3,171,398

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

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · derivative · entry 12

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 826,927

Underlying: Class A Common Stock · 826,923 shares

Expires not disclosed

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

F7 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · derivative · entry 11

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 3,171,395

Underlying: Class A Common Stock · 3,171,398 shares

Expires not disclosed

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

F7 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 10

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,274,033

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F6 · ownership.nature: The reported securities are held directly by a family trust for which the Reporting Person is a trustee.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 9

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 47,876

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F5 · ownership.nature: The reported securities are held by AH Capital Management, L.L.C. The members of AH Capital Management, L.L.C. are Marc Andreessen and Ben Horowitz, who share voting and investment power with respect to the shares held by AH Capital Management, L.L.C. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 8

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Equity Partners IV (Parallel), L.L.C.

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 7

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Equity Partners IV (Parallel), L.L.C.

Disclosed balance after: 8,076

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 6

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 5

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 921,168

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 4

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 3

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 826,923

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

F3 · ownership.nature: The reported securities are held by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel") is the general partner of the AH Parallel Fund IV Entities and has sole voting and investment power with regard to the securities held by the AH Parallel Fund IV Entities.

F4 · ownership.nature: (Continued from Footnote 3) The managing members of AH EP IV Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Parallel Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 2

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 0

F2 · kind: Represents pro rata, in-kind distributions, and not a purchase or sale, of securities without consideration, by such distributing entity to its partners, members and/or assigns.

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-016268 · doc4a.xml · nonDerivative · entry 1

HOROWITZ BENJAMIN A · CIK 0001166586 · Director · 10% owner

10b5-1 filing: Not disclosed

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

Disclosed balance after: 3,171,398

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

F1 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund I, L.P., for itself and as nominee for Andreessen Horowitz Fund I-A, L.P. and Andreessen Horowitz Fund I-B, L.P. (collectively, the "AH Fund I Entities"). AH Equity Partners I, L.L.C. ("AH EP I") is the general partner of the AH Fund I Entities and has sole voting and investment power with regard to the securities held by the AH I Fund Entities. The managing members of AH EP I are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and investment power with respect to the shares held by the AH Fund I Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007133 · doc4.xml · nonDerivative · entry 1

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

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

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

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

AH Parallel Fund IV, L.P. · CIK 0001603197 · 10% owner

AH Parallel Fund IV-A, L.P. · CIK 0001604859 · 10% owner

AH Parallel Fund IV-B, L.P. · CIK 0001604860 · 10% owner

AH Parallel Fund IV-Q, L.P. · CIK 0001604861 · 10% owner

AH Equity Partners IV (Parallel), L.L.C. · CIK 0001603419 · 10% owner

Andreessen Marc L · CIK 0001160077 · 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: 974,601

F1 · kind: The reported securities were distributed to Marc Andreessen and his spouse as trustees of the LAMA Community Trust in connection with a pro rata, in-kind distribution, and not a purchase or sale, of the shares by Greylock XIII-A Limited Partnership to its general and limited partners without consideration.

F2 · balance_after: The balance includes shares previously held by JP Morgan Trust Company, NA and Marc Andreessen as trustees of the Andreessen 1996 Living Trust, which transferred the shares to the LAMA Community Trust for no consideration.

F3 · ownership.nature: The reported securities are held 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 purposes.

SEC source: 0000899243-18-007138 · doc4.xml · derivative · entry 6

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Greylock XIII-A Limited Partnership

Disclosed balance after: 260,822

Underlying: Class A Common Stock · 280,840 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · shares: Represents 280,840 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII-A Limited Partnership ("Greylock XIII-A LP").

F2 · 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 · 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.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.underlying_shares: Represents 280,840 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII-A Limited Partnership ("Greylock XIII-A LP").

F5 · ownership.nature: The shares are held directly by Greylock XIII-A LP. Greylock XIII GP is the sole General Partner of Greylock XIII-A LP and may be deemed to share voting and dispositive power with respect to the shares held by Greylock XIII-A LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007138 · doc4.xml · derivative · entry 5

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Greylock XIII Limited Partnership

Disclosed balance after: 2,897,079

Underlying: Class A Common Stock · 3,119,410 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each share of 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 · shares: Represents 3,119,410 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII Limited Partnership ("Greylock XIII LP").

F2 · 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 · 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.

F2 · 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.

F1 · derivative.underlying_shares: Represents 3,119,410 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII Limited Partnership ("Greylock XIII LP").

F3 · ownership.nature: The shares are held directly by Greylock XIII LP. Greylock XIII GP Limited Liability Company ("Greylock XIII GP") is the sole General Partner of Greylock XIII LP and may be deemed to share voting and dispositive power with respect to the shares held by Greylock XIII LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007138 · doc4.xml · nonDerivative · entry 4

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 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

F7 · kind: Represents a pro-rata, in-kind distribution by Greylock XIII-A LP and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns. Such distribution was made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F7 · ownership.nature: Represents a pro-rata, in-kind distribution by Greylock XIII-A LP and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns. Such distribution was 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: 0000899243-18-007138 · doc4.xml · nonDerivative · entry 3

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 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

F6 · kind: Represents a pro-rata, in-kind distribution by Greylock XIII LP and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns. Such distribution was made in accordance with the exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F6 · ownership.nature: Represents a pro-rata, in-kind distribution by Greylock XIII LP and its affiliated funds and associated persons, without additional consideration, to their respective partners, members and assigns. Such distribution was 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: 0000899243-18-007138 · doc4.xml · nonDerivative · entry 2

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Greylock XIII-A Limited Partnership

Disclosed balance after: 280,840

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 · shares: Represents 280,840 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII-A Limited Partnership ("Greylock XIII-A LP").

F2 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · balance_after: Represents 280,840 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII-A Limited Partnership ("Greylock XIII-A LP").

F5 · ownership.nature: The shares are held directly by Greylock XIII-A LP. Greylock XIII GP is the sole General Partner of Greylock XIII-A LP and may be deemed to share voting and dispositive power with respect to the shares held by Greylock XIII-A LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0000899243-18-007138 · doc4.xml · nonDerivative · entry 1

Greylock XIII GP LLC · CIK 0001541539 · Former 10% Owner.

Greylock XIII Limited Partnership · CIK 0001474746 · 10% owner

Greylock XIII-A Limited Partnership · CIK 0001474747 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Greylock XIII Limited Partnership

Disclosed balance after: 3,119,410

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 · shares: Represents 3,119,410 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII Limited Partnership ("Greylock XIII LP").

F2 · 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 · balance_after: Represents 3,119,410 shares converted from Class B Common Stock to Class A Common Stock by Greylock XIII Limited Partnership ("Greylock XIII LP").

F3 · ownership.nature: The shares are held directly by Greylock XIII LP. Greylock XIII GP Limited Liability Company ("Greylock XIII GP") is the sole General Partner of Greylock XIII LP and may be deemed to share voting and dispositive power with respect to the shares held by Greylock XIII LP. Greylock XIII GP disclaims beneficial ownership of the securities held by Greylock XIII LP except to the extent of any pecuniary interest therein and the inclusion of these securities in this report shall not be deemed an admission by Greylock XIII GP of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001209191-18-018655 · doc4.xml · derivative · entry 7

Runyan Jonathan T · CIK 0001700628 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-18-018655 · doc4.xml · derivative · entry 6

Runyan Jonathan T · CIK 0001700628 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

Underlying: Class A Common Stock · 2,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible 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 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 into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-18-018655 · doc4.xml · derivative · entry 5

Runyan Jonathan T · CIK 0001700628 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,001

Underlying: Class B Common Stock · 2,500 shares

Expires 2025-01-21

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

F5 · derivative.exercise_date: 25% of the shares subject to the option vested on January 20, 2016 and the remaining shares subject to the option shall vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continued employment with the Issuer through each vesting date. The option is early exercisable by the Reporting Person.

SEC source: 0001209191-18-018655 · doc4.xml · nonDerivative · entry 3

Runyan Jonathan T · CIK 0001700628 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.75 to $39.53 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to 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: 0001209191-18-018655 · doc4.xml · nonDerivative · entry 2

Runyan Jonathan T · CIK 0001700628 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,051

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.25 to $38.11 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to 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.