Dyckerhoff Stefan A

SEC source: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 17

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (SHV)

Disclosed balance after: 0

Underlying: Common Stock · 478,056 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership ("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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 16

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Common Stock · 6,568 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 15

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By SHM Investments, LLC

Disclosed balance after: 0

Underlying: Common Stock · 203,445 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F6 · ownership.nature: Shares held by SHM Investments, LLC ("SHMI"). The Reporting Person is a managing member of SHMI. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.

SEC source: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 14

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (SHV)

Disclosed balance after: 0

Underlying: Common Stock · 14,957,606 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership ("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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 13

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Common Stock · 1,010 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 12

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 179,617 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

SEC source: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 11

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (TF)

Disclosed balance after: 0

Underlying: Common Stock · 1,010 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 10

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 0

Underlying: Common Stock · 23,827 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F5 · ownership.nature: Shares held by an irrevocable 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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 9

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (SHV)

Disclosed balance after: 0

Underlying: Common Stock · 9,672 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership ("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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 8

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Common Stock · 65 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · derivative · entry 7

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (TF)

Disclosed balance after: 0

Underlying: Common Stock · 65 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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 6

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By SHM Investments, LLC

Disclosed balance after: 210,013

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F6 · ownership.nature: Shares held by SHM Investments, LLC ("SHMI"). The Reporting Person is a managing member of SHMI. The Reporting Person disclaims beneficial ownership in these shares except as to the Reporting Person's pecuniary interest therein.

SEC source: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 5

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 179,617

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

SEC source: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 4

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Irrevocable Trust

Disclosed balance after: 23,827

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F5 · ownership.nature: Shares held by an irrevocable 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: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 3

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (SHV)

Disclosed balance after: 16,761,590

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership ("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: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 2

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 16,503

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001415889-24-009006 · form4-03222024_090324.xml · nonDerivative · entry 1

Dyckerhoff Stefan A · CIK 0001484394 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership (TF)

Disclosed balance after: 9,936

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 Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock and Series D Preferred Stock (collectively, the "Preferred Stock") automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Preferred Stock have no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 30

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 46,648 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 29

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 27,838 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 28

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 62,358 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 27

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,772 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 26

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 74,980 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 25

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 317,522 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 24

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 168,740 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 23

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 316,978 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 22

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,018,450

Underlying: Class A Common Stock · 2,772 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 21

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,015,678

Underlying: Class A Common Stock · 27,838 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 20

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 987,840

Underlying: Class A Common Stock · 46,648 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 19

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 941,192

Underlying: Class A Common Stock · 62,358 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 18

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 878,834

Underlying: Class A Common Stock · 74,980 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 17

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 803,854

Underlying: Class A Common Stock · 168,740 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 16

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 635,114

Underlying: Class A Common Stock · 316,978 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 15

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 318,136

Underlying: Class A Common Stock · 317,522 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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: 0001225208-20-011754 · doc4.xml · derivative · entry 14

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 27,309,222

Underlying: Class A Common Stock · 69,370 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 13

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 27,239,852

Underlying: Class A Common Stock · 727,185 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 12

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 26,512,667

Underlying: Class A Common Stock · 2,121,351 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 11

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 24,391,316

Underlying: Class A Common Stock · 2,170,228 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 10

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 22,221,088

Underlying: Class A Common Stock · 2,726,595 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 9

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 19,494,493

Underlying: Class A Common Stock · 4,163,543 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 8

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 15,330,950

Underlying: Class A Common Stock · 7,464,467 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 7

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 7,866,483

Underlying: Class A Common Stock · 7,822,231 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

F4 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 6

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,204 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 5

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 8,982 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 4

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 15,800 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F3 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 3

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,986

Underlying: Class A Common Stock · 2,204 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 2

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,782

Underlying: Class A Common Stock · 8,982 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001225208-20-011754 · doc4.xml · derivative · entry 1

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,800

Underlying: Class A Common Stock · 15,800 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock, upon the following: (1) the sale or transfer of such share of Class B Common Stock; (2) the death of the Reporting Person; and (3) on the final conversion date, defined as the earlier of (a) the first trading day falling nine months after the date on which the outstanding shares of Class B Common Stock represents less than 10% of the then outstanding Class A and Class B Common Stock; (b) the seventh anniversary of the effectiveness of the registration statement in connection with the Issuer's IPO; or (c) the date specified by a vote of the holders of a majority of the outstanding shares of Class B Common Stock, voting as a single class.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

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. On any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001225208-20-011757 · doc4.xml · derivative · entry 8

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,121,351 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F2 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011757 · doc4.xml · derivative · entry 7

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 0

Underlying: Class B Common Stock · 727,185 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F2 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.

SEC source: 0001225208-20-011757 · doc4.xml · derivative · entry 6

Dyckerhoff Stefan A · CIK 0001484394 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Ltd Partnership (SHV)

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,726,595 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 Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.exercise_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F1 · derivative.expiration_date: Each share of Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock, and Series G-1 Preferred Stock automatically converted into one share of Class B Common Stock immediately upon the closing of the Issuer's initial public offering (IPO), and had no expiration date.

F2 · ownership.nature: Shares held by Sutter Hill Ventures, a California Limited Partnership. The reporting person is a managing director and member of the management committee of the general partner of Sutter Hill Ventures, a California Limited Partnership. The reporting person disclaims beneficial ownership in these shares except as to the reporting person's pecuniary interest therein.