Paul Ross A.

SEC source: 0001600641-23-000148 · wk-form4_1686705533.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 180,902

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: 0001600641-23-000130 · wk-form4_1686619796.xml · derivative · entry 6

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,013

Underlying: Common Stock · 15,092 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 12 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.

F4 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 12 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: 0001600641-23-000130 · wk-form4_1686619796.xml · derivative · entry 5

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,219

Underlying: Common Stock · 5,031 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: 0001600641-23-000130 · wk-form4_1686619796.xml · derivative · entry 4

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,688

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: 0001600641-23-000130 · wk-form4_1686619796.xml · nonDerivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 193,655

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: 0001600641-23-000130 · wk-form4_1686619796.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 178,563

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: 0001600641-23-000130 · wk-form4_1686619796.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,532

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: 0001600641-23-000032 · wf-form4_167901177145087.xml · derivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,105

Underlying: Common Stock · 181,105 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: The initial number of restricted stock units granted shall vest in 12 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.

F2 · derivative.expiration_date: The initial number of restricted stock units granted shall vest in 12 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: 0001600641-23-000025 · wf-form4_167849059794662.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 163,470

F2 · shares: These shares were sold to cover the tax withholding obligations created by the vesting of Reporting Person's restricted stock units.

SEC source: 0001600641-23-000025 · wf-form4_167849059794662.xml · derivative · entry 4

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,250

Underlying: Common Stock · 10,063 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: 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.

F4 · 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: 0001600641-23-000025 · wf-form4_167849059794662.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,750

Underlying: Common Stock · 10,063 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: 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.

F3 · 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: 0001600641-23-000025 · wf-form4_167849059794662.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 172,008

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: 0001600641-22-000173 · wf-form4_167097775519969.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,882

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: 0001600641-22-000164 · wf-form4_167088133222311.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,313

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: 0001600641-22-000164 · wf-form4_167088133222311.xml · derivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 130,813

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: 0001600641-22-000164 · wf-form4_167088133222311.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 162,482

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: 0001600641-22-000142 · wf-form4_166311028727895.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 142,358

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: 0001600641-22-000142 · wf-form4_166311028727895.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 142,686

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: 0001600641-22-000123 · wf-form4_166302187119903.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,375

Underlying: Common Stock · 10,063 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: 0001600641-22-000123 · wf-form4_166302187119903.xml · derivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,875

Underlying: Common Stock · 10,063 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: 0001600641-22-000123 · wf-form4_166302187119903.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,014

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: 0001600641-22-000106 · wf-form4_165542986205941.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 130,888

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: 0001600641-22-000106 · 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: 0001600641-22-000096 · 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: 0001600641-22-000088 · 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: 0001600641-22-000080 · 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.

SEC source: 0001600641-22-000078 · wf-form4_165465196428584.xml · derivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,321

Underlying: Common Stock · 8,516 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.

F2 · 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: 0001600641-22-000078 · wf-form4_165465196428584.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,755

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

SEC source: 0001600641-22-000078 · wf-form4_165465196428584.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 112,294

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: 0001600641-22-000074 · wf-form4_165430470281771.xml · nonDerivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,615

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 $5.49 to $5.93, 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: 0001600641-22-000076 · wf-form4a_165465184902106.xml · derivative · entry 6

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,837

Underlying: Common Stock · 16,494 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: 0001600641-22-000076 · wf-form4a_165465184902106.xml · nonDerivative · entry 4

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,778

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

SEC source: 0001600641-22-000076 · wf-form4a_165465184902106.xml · nonDerivative · entry 3

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,278

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: 0001600641-22-000074 · wf-form4_165430470281771.xml · derivative · entry 4

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 107,313 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: 0001600641-22-000074 · wf-form4_165430470281771.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,115

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 $5.21 to $5.65, 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: 0001600641-22-000074 · wf-form4_165430470281771.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 202,866

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: 0001600641-22-000076 · wf-form4a_165465184902106.xml · derivative · entry 5

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,331

Underlying: Common Stock · 18,982 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.

F2 · date: This Amended Form 4 amends that certain Form 4 filed by the Reporting Person on June 3, 2022 (the "Original Form 4"), which erroneously described the number of options exercised on June 1, 2022 pursuant to the Reporting Person's 10b5-1 trading plan. This Amended Form 4 also revises the Original Form 4 to disclose an additional option exercise on June 2, 2022 and the accurate number of shares of Common Stock held by the Reporting Person subsequent to such transactions on the dates indicated.

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: 0001600641-22-000076 · wf-form4a_165465184902106.xml · nonDerivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,784

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

SEC source: 0001600641-22-000076 · wf-form4a_165465184902106.xml · nonDerivative · entry 1

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,535

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: 0001600641-22-000041 · wf-form4_164756146769616.xml · derivative · entry 2

Paul Ross A. · CIK 0001844825 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,500

Underlying: Common Stock · 80,500 shares

Expires not disclosed

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.