P

SEC source: 0001225208-18-000984 · doc4.xml · nonDerivative · entry 4

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 0

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $16.60 to $16.65, inclusive. The reporting person undertakes to provide to Pure Storage, Inc., and any security holder of Pure Storage, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-000984 · doc4.xml · nonDerivative · entry 3

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 79,223

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

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-000984 · doc4.xml · nonDerivative · entry 2

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROSE)

Disclosed balance after: 50,000

F2 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-000984 · doc4.xml · nonDerivative · entry 1

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROSE)

Disclosed balance after: 65,900

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

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001209191-18-003175 · doc4.xml · nonDerivative · entry 1

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,529

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs previously reported on a Form 4 filed on April 3, 2017 pursuant to mandatory "sell to cover" provisions contained in the Reporting Person's RSU Agreement, and does not represent a discretionary sale by the Reporting Person.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.35 to $16.45 per share, 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.

SEC source: 0001209191-18-003173 · doc4.xml · nonDerivative · entry 1

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,168

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs previously reported on a Form 4 filed on April 3, 2017 pursuant to mandatory "sell to cover" provisions contained in the Reporting Person's RSU Agreement, and does not represent a discretionary sale by the Reporting Person.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.4334 to $16.50 per share, 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.

SEC source: 0001209191-18-003171 · doc4.xml · nonDerivative · entry 1

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,196

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs previously reported on a Form 4 filed on April 3, 2017 pursuant to mandatory "sell to cover" provisions contained in the Reporting Person's RSU Agreement, and does not represent a discretionary sale by the Reporting Person.

SEC source: 0001209191-18-003169 · doc4.xml · nonDerivative · entry 1

Colgrove John · CIK 0001651902 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,850

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs previously reported on a Form 4 filed on April 3, 2017 pursuant to mandatory "sell to cover" provisions contained in the Reporting Person's RSU Agreement, and does not represent a discretionary sale by the Reporting Person.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.50 to $16.5017 per share, 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.

SEC source: 0001225208-18-004031 · doc5.xml · derivative · entry 8

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROSE)

Disclosed balance after: 490,766

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

F6 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · kind: Represents gift of limited partnership interests in a limited partnership to other limited partners. The reporting person disclaims beneficial ownership of the shares held by the limited partnership except as to the reporting person's pecuniary interest therein.

F6 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-004031 · doc5.xml · nonDerivative · entry 6

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROSE)

Disclosed balance after: 50,000

F3 · kind: Represents gift of limited partnership interests in a limited partnership to other limited partners. The reporting person disclaims beneficial ownership of the shares held by the limited partnership except as to the reporting person's pecuniary interest therein.

F4 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-004030 · doc5.xml · derivative · entry 1

Speiser Michael L · CIK 0001433644 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (CHAT)

Disclosed balance after: 377,173

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents gift of limited partnership interests in a limited partnership to other limited partners. The reporting person disclaims beneficial ownership of the shares held by the limited partnership except as to the reporting person's pecuniary interest therein.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-004028 · doc5.xml · derivative · entry 1

BIRD JEFFREY W · CIK 0001250409 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (NEST)

Disclosed balance after: 499,478

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents gift of limited partnership interests in a limited partnership to other limited partners. The reporting person disclaims beneficial ownership of the shares held by the limited partnership except as to the reporting person's pecuniary interest therein.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-18-004029 · doc5.xml · derivative · entry 1

COXE TENCH · CIK 0001197647 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROOS)

Disclosed balance after: 1,458,191

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents gift of limited partnership interests in a limited partnership to other limited partners. The reporting person disclaims beneficial ownership of the shares held by the limited partnership except as to the reporting person's pecuniary interest therein.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the General Partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001209191-18-003171 · doc4.xml · derivative · entry 3

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 375,000

Underlying: Class A Common Stock · 375,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Trustees of the Dietzen 2017 Charitable Remainder Unitrust, dated December 15, 2017.

SEC source: 0001209191-18-003171 · doc4.xml · derivative · entry 2

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 5,331,083

Underlying: Class A Common Stock · 375,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001225208-18-004031 · doc5.xml · derivative · entry 9

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 1,089,735

Underlying: Class A Common Stock · 271,638 shares

Expires not disclosed

F6 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · kind: Gift without consideration.

F6 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F5 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001209191-17-066696 · doc4.xml · derivative · entry 5

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,077,180

Underlying: Class A Common Stock · 70,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

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

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-066696 · doc4.xml · derivative · entry 4

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,147,180

Underlying: Class A Common Stock · 23,334 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

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

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-066696 · doc4.xml · derivative · entry 3

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 915,442

Underlying: Class B Common Stock · 23,334 shares

Expires 2023-02-05

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

F5 · derivative.exercise_date: 1/48 of the Option vests in equal monthly installments one month from 1/15/2013. The option shall be subject to accelerated vesting as set forth in optionee's employment agreement with the Issuer. The shares subject to this option are early exercisable, subject to the Issuer's right to repurchase.

SEC source: 0001209191-17-066696 · doc4.xml · nonDerivative · entry 2

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,337

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan 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 $16.80 to $17.06 per share, 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.

SEC source: 0001209191-17-066696 · doc4.xml · nonDerivative · entry 1

Hatfield David · CIK 0001395529 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,337

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

F1 · kind: Each share of Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

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

F3 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-066066 · doc4.xml · derivative · entry 5

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 10,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

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

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-066066 · doc4.xml · derivative · entry 4

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Class A Common Stock · 10,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

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

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-066066 · doc4.xml · derivative · entry 3

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 955,000

Underlying: Class B Common Stock · 10,000 shares

Expires 2024-10-07

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

F5 · derivative.exercise_date: 1/4 of the Option vests one year from 8/26/2014, 1/48 of the Option vests monthly thereafter over the following three years. The option shall be subject to accelerated vesting as set forth in optionee's employment agreement with the Issuer.

SEC source: 0001209191-17-066066 · doc4.xml · nonDerivative · entry 2

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 260,276

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan 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 $16.60 to $16.96 per share, 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.

SEC source: 0001209191-17-066066 · doc4.xml · nonDerivative · entry 1

Riitters Timothy · CIK 0001651904 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 272,025

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

F1 · kind: Each share of Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

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

F3 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

SEC source: 0001209191-17-064543 · doc4.xml · derivative · entry 7

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 5,706,083

Underlying: Class A Common Stock · 100,000 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001209191-17-064543 · doc4.xml · nonDerivative · entry 5

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.22 to $17.24 per share, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001209191-17-064543 · doc4.xml · nonDerivative · entry 4

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 100,000

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

F1 · kind: Each share of Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

F2 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001225208-17-018499 · doc4.xml · derivative · entry 3

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 268,328

Underlying: Class A Common Stock · 25,407 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018499 · doc4.xml · nonDerivative · entry 2

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 0

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $17.00 to $17.14, inclusive. The reporting person undertakes to provide to Pure Storage, Inc., and any security holder of Pure Storage, Inc., 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.

F2 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018499 · doc4.xml · nonDerivative · entry 1

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 25,407

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

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001209191-17-064543 · doc4.xml · derivative · entry 6

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 5,806,083

Underlying: Class A Common Stock · 100,000 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001209191-17-064543 · doc4.xml · nonDerivative · entry 3

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001209191-17-064543 · doc4.xml · nonDerivative · entry 2

Dietzen Scott · CIK 0001651908 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 100,000

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

F1 · kind: Each share of Class A Common Stock was issued upon conversion of one share of Class B Common Stock at the election of the Reporting Person.

F2 · price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Upon the closing of the issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-206312) under the Securities Act of 1933, as amended, the Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F3 · ownership.nature: Shares are held by Scott Dietzen and Katherine Dietzen, Co-Trustees of the Dietzen Living Trust, dated January 16, 2009.

SEC source: 0001225208-17-018105 · doc4.xml · derivative · entry 1

SUTTER HILL VENTURES · CIK 0000879051 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Effective November 30, 2017, Sutter Hill Ventures, a California Limited Partnership ("SHV") effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F2 · shares: Effective November 30, 2017, Sutter Hill Ventures, a California Limited Partnership ("SHV") effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F2 · price: Effective November 30, 2017, Sutter Hill Ventures, a California Limited Partnership ("SHV") effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.underlying_shares: Effective November 30, 2017, Sutter Hill Ventures, a California Limited Partnership ("SHV") effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F3 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

SEC source: 0001225208-17-018099 · doc4.xml · derivative · entry 3

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · kind: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · price: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.underlying_shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F7 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

F8 · ownership.nature: Shares held by SHV. The reporting person is a managing director and member of the management committee of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018099 · doc4.xml · derivative · entry 2

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV As Nominee)

Disclosed balance after: 255,000

Underlying: Class A Common Stock · 255,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · kind: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · price: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · derivative.underlying_shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · balance_after: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F5 · ownership.nature: Shares held by SHV as a nominee on behalf of, and for the exclusive benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018099 · doc4.xml · derivative · entry 1

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Liability Company (SHM)

Disclosed balance after: 77,100

Underlying: Class A Common Stock · 77,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · price: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · balance_after: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F3 · ownership.nature: Shares held by SHM. SHV has voting and dispositive power over the shares held by SHM, and the reporting person is a trustee of a trust which is a member of SHM. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018104 · doc4.xml · derivative · entry 3

BIRD JEFFREY W · CIK 0001250409 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · kind: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · price: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.underlying_shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F7 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

F8 · ownership.nature: Shares held by SHV. The reporting person is a managing director and member of the management committee of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018104 · doc4.xml · derivative · entry 2

BIRD JEFFREY W · CIK 0001250409 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV As Nominee)

Disclosed balance after: 318,750

Underlying: Class A Common Stock · 318,750 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · kind: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · price: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · derivative.underlying_shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · balance_after: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F5 · ownership.nature: Shares held by SHV as a nominee on behalf of, and for the exclusive benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018104 · doc4.xml · derivative · entry 1

BIRD JEFFREY W · CIK 0001250409 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Liability Company (SHM)

Disclosed balance after: 77,100

Underlying: Class A Common Stock · 77,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · price: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · balance_after: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F3 · ownership.nature: Shares held by SHM. SHV has voting and dispositive power over the shares held by SHM, and the reporting person is a trustee of a trust which is a member of SHM. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018102 · doc4.xml · derivative · entry 3

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · kind: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · price: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.underlying_shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F7 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

F8 · ownership.nature: Shares held by SHV. The reporting person is a managing director and member of the management committee of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018102 · doc4.xml · derivative · entry 2

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV As Nominee)

Disclosed balance after: 106,250

Underlying: Class A Common Stock · 106,250 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · kind: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · price: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · derivative.underlying_shares: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F4 · balance_after: Represents the retention of shares by SHV, in connection with the distribution described below, for the benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV.

F5 · ownership.nature: Shares held by SHV as a nominee on behalf of, and for the exclusive benefit of a trust (of which the reporting person is a trustee), which is a member of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018102 · doc4.xml · derivative · entry 1

WHITE JAMES N · CIK 0001201720 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Liability Company (SHM)

Disclosed balance after: 77,100

Underlying: Class A Common Stock · 77,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · price: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · balance_after: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F3 · ownership.nature: Shares held by SHM. SHV has voting and dispositive power over the shares held by SHM, and the reporting person is a trustee of a trust which is a member of SHM. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018103 · doc4.xml · derivative · entry 4

COXE TENCH · CIK 0001197647 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust (Trustees)

Disclosed balance after: 1,069,704

Underlying: Class A Common Stock · 75,394 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F9 · kind: Represents the receipt of shares in the pro rata distribution described above, for no additional consideration, by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F9 · shares: Represents the receipt of shares in the pro rata distribution described above, for no additional consideration, by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F9 · price: Represents the receipt of shares in the pro rata distribution described above, for no additional consideration, by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F9 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described above, for no additional consideration, by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F10 · ownership.nature: Shares held by a trust of which the reporting person is a trustee. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018103 · doc4.xml · derivative · entry 3

COXE TENCH · CIK 0001197647 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · kind: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · price: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.underlying_shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F7 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

F8 · ownership.nature: Shares held by SHV. The reporting person is a managing director and member of the management committee of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018103 · doc4.xml · derivative · entry 2

COXE TENCH · CIK 0001197647 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (ROOS)

Disclosed balance after: 1,458,191

Underlying: Class A Common Stock · 120,467 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · kind: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F4 · shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F4 · price: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F4 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

F5 · ownership.nature: Shares held by a limited partnership of which the reporting person is a trustee of a trust which is the general partner. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018103 · doc4.xml · derivative · entry 1

COXE TENCH · CIK 0001197647 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Liability Company (SHM)

Disclosed balance after: 77,100

Underlying: Class A Common Stock · 77,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · kind: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · price: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F2 · derivative.underlying_shares: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F2 · balance_after: Represents the receipt of shares in the pro rata distribution described below, for no additional consideration, by Sutter Hill Management Company, L.L.C. ("SHM"), a limited partner of Sutter Hill Ventures, a California Limited Partnership ("SHV").

F3 · ownership.nature: Shares held by SHM. SHV has voting and dispositive power over the shares held by SHM, and the reporting person is a trustee of a trust which is a member of SHM. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-17-018101 · doc4.xml · derivative · entry 3

Speiser Michael L · CIK 0001433644 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 17,102,128

Underlying: Class A Common Stock · 8,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · kind: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F6 · price: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof, (ii) the affirmative vote of the holders of Class B Common Stock representing not less than a majority of the outstanding shares of Class B Common Stock, or (iii) October 6, 2025.

F6 · derivative.underlying_shares: Effective November 30, 2017, SHV effected a pro rata distribution of 8,500,000 shares of Class B Common Stock to its limited partners and its general partner for no additional consideration, of which 6,375,000 shares were distributed to the limited partners and 2,125,000 shares, representing the general partner's interest in the distribution, were retained by SHV and are now being held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner. SHV has no pecuniary interest in such retained shares.

F7 · balance_after: Excludes shares of Class B Common Stock held by SHV as a nominee on behalf of, and for the exclusive benefit of, the members of the general partner of SHV.

F8 · ownership.nature: Shares held by SHV. The reporting person is a managing director and member of the management committee of the general partner of SHV. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.