DIBS

SEC source: 0001600641-22-000106 · wf-form4_165542986205941.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,731

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · derivative · entry 7

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,278

Underlying: Common Stock · 6,250 shares

Expires 2030-06-19

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

F5 · derivative.exercise_date: Represents an initial option to purchase 100,000 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 1/48th of the shares vesting on each monthlyanniversary of March 1, 2020, subject to the reporting person's continued service with the Issuer through the applicable vesting date.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · derivative · entry 6

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,333 shares

Expires 2026-02-11

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

F4 · derivative.exercise_date: Represents an initial option to purchase 300,000 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 1/48th of the shares vesting on each monthly anniversary of January 1, 2016, subject to the reporting person's continued service with the Issuer through the applicable vesting date

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · derivative · entry 5

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 32,169 shares

Expires 2022-06-29

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_date: Represents an initial option to purchase 527,232 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 25% of the shares vesting on January 1, 2013, and with 75% of the shares vesting in 36 equal monthly installments thereafter, subject to the reporting person's continued service with the Issuer through the applicable vesting date.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · nonDerivative · entry 4

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 249,524

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.31 to $5.77, inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · nonDerivative · entry 3

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 286,611

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.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · nonDerivative · entry 2

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 280,361

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.

SEC source: 0001600641-22-000110 · wf-form4_165549446850873.xml · nonDerivative · entry 1

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 270,028

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

SEC source: 0001600641-22-000096 · wf-form4_165517030723493.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,574

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001600641-22-000098 · wf-form4_165542858278748.xml · nonDerivative · entry 2

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 237,859

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000098 · wf-form4_165542858278748.xml · nonDerivative · entry 1

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240,002

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000108 · wf-form4_165543010715158.xml · nonDerivative · entry 2

Lipman Alison K. · CIK 0001844468 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,018

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000108 · wf-form4_165543010715158.xml · nonDerivative · entry 1

Lipman Alison K. · CIK 0001844468 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,702

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000104 · wf-form4_165542949679463.xml · nonDerivative · entry 3

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,022

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000104 · wf-form4_165542949679463.xml · nonDerivative · entry 2

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000104 · wf-form4_165542949679463.xml · nonDerivative · entry 1

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,064

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000102 · wf-form4_165542924207817.xml · nonDerivative · entry 2

Goins Melanie F · CIK 0001775877 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,284

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000102 · wf-form4_165542924207817.xml · nonDerivative · entry 1

Goins Melanie F · CIK 0001775877 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,973

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000100 · wf-form4_165542881428880.xml · nonDerivative · entry 2

Hood Nancy · CIK 0001661732 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,319

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000100 · wf-form4_165542881428880.xml · nonDerivative · entry 1

Hood Nancy · CIK 0001661732 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,909

F1 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-22-000092 · wf-form4_165491099791874.xml · derivative · entry 3

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,425

Underlying: Common Stock · 4,775 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000092 · wf-form4_165491099791874.xml · derivative · entry 2

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,625

Underlying: Common Stock · 4,775 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000092 · wf-form4_165491099791874.xml · nonDerivative · entry 1

Zhang Xiaodi T. · CIK 0001843007 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 242,145

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000089 · wf-form4_165491086426880.xml · derivative · entry 3

Lipman Alison K. · CIK 0001844468 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,357

Underlying: Common Stock · 4,193 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000089 · wf-form4_165491086426880.xml · derivative · entry 2

Lipman Alison K. · CIK 0001844468 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,907

Underlying: Common Stock · 4,193 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000089 · wf-form4_165491086426880.xml · nonDerivative · entry 1

Lipman Alison K. · CIK 0001844468 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,386

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000094 · wf-form4_165491200511102.xml · derivative · entry 4

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Common Stock · 2,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F4 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F4 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000094 · wf-form4_165491200511102.xml · derivative · entry 3

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,500

Underlying: Common Stock · 2,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000094 · wf-form4_165491200511102.xml · derivative · entry 2

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 508

Underlying: Common Stock · 39 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on December 8, 2021, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on December 8, 2021, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000094 · wf-form4_165491200511102.xml · nonDerivative · entry 1

Lattouf Carol · CIK 0001916936 · SVP Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,080

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000091 · wf-form4_165491095362415.xml · derivative · entry 3

Goins Melanie F · CIK 0001775877 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,319

Underlying: Common Stock · 5,331 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000091 · wf-form4_165491095362415.xml · derivative · entry 2

Goins Melanie F · CIK 0001775877 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,969

Underlying: Common Stock · 5,331 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000091 · wf-form4_165491095362415.xml · nonDerivative · entry 1

Goins Melanie F · CIK 0001775877 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,662

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000090 · wf-form4_165491091013365.xml · derivative · entry 3

Hood Nancy · CIK 0001661732 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,807

Underlying: Common Stock · 3,543 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000090 · wf-form4_165491091013365.xml · derivative · entry 2

Hood Nancy · CIK 0001661732 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,157

Underlying: Common Stock · 3,543 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000090 · wf-form4_165491091013365.xml · nonDerivative · entry 1

Hood Nancy · CIK 0001661732 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,499

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000088 · wf-form4_165491082160363.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,438

Underlying: Common Stock · 10,062 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · derivative.exercise_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F3 · derivative.expiration_date: Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000088 · wf-form4_165491082160363.xml · derivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,938

Underlying: Common Stock · 10,062 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.

SEC source: 0001600641-22-000088 · wf-form4_165491082160363.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,156

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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

SEC source: 0001600641-22-000087 · wf-form4_165491078597543.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,493 shares

Expires 2022-06-29

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_date: Represents an initial option to purchase 620,272 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 25% of the shares vesting on January 1, 2013, and with 75% of the shares vesting in 36 equal monthly installments thereafter, subject to the reporting person's continued service with the Issuer through the applicable vesting date.

SEC source: 0001600641-22-000087 · wf-form4_165491078597543.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,032

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.18 to $6.37, inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001600641-22-000087 · wf-form4_165491078597543.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 129,449

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.

SEC source: 0001600641-22-000169 · wf-form4_167088173605313.xml · derivative · entry 2

Etergino Thomas J · CIK 0001336088 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 180,000

Underlying: Common Stock · 180,000 shares

Expires 2032-06-03

F3 · derivative.exercise_date: Twenty-five percent (25%) of the shares shall vest on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, the remaining seventy-five percent (75%) of the shares shall vest in 36 equal monthly installments starting on July 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time.

SEC source: 0001600641-22-000169 · wf-form4_167088173605313.xml · derivative · entry 1

Etergino Thomas J · CIK 0001336088 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 265,000

Underlying: Restricted Stock Units · 265,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: Twenty-five percent (25%) of the shares shall vest on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, the remaining seventy-five percent (75%) of the shares shall vest in 12 equal quarterly installments starting on September 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock unites have no expiration date.

F2 · derivative.expiration_date: Twenty-five percent (25%) of the shares shall vest on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, the remaining seventy-five percent (75%) of the shares shall vest in 12 equal quarterly installments starting on September 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock unites have no expiration date.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · derivative · entry 6

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,493

Underlying: Common Stock · 20,518 shares

Expires 2022-06-29

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

F4 · derivative.exercise_date: Represents an initial option to purchase 620,272 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 25% of the shares vesting on January 1, 2013, and with 75% of the shares vesting in 36 equal monthly installments thereafter, subject to the reporting person's continued service with the Issuer through the applicable vesting date.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · nonDerivative · entry 4

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,956

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.80 to $6.25, inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · nonDerivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,156

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.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · derivative · entry 5

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,011

Underlying: Common Stock · 32,310 shares

Expires 2022-06-29

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

F4 · derivative.exercise_date: Represents an initial option to purchase 620,272 shares of common stock (prior to giving effect to a 1-for-3 reverse stock split), with 25% of the shares vesting on January 1, 2013, and with 75% of the shares vesting in 36 equal monthly installments thereafter, subject to the reporting person's continued service with the Issuer through the applicable vesting date.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,638

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.58 to $6.02, inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001600641-22-000080 · wf-form4_165473780634971.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,065

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.