KRRO

SEC source: 0001127602-23-021846 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 675,407

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.482 to $0.515. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021842 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 51,973

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.50 to $0.515. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021563 · form4.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,195

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.467 to $0.471. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021562 · form4.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 678,083

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.46 to $0.49. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021561 · form4.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 183,650

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.461 to $0.471. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021563 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,418

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.532 to $0.541. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021562 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 680,730

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.504 to $0.541. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021561 · form4.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 184,994

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.502 to $0.543. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035165 · ownership.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,645

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.511 to $0.541. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035163 · ownership.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 186,367

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.511 to $0.515. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035157 · ownership.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 683,521

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.511 to $0.546. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035165 · ownership.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,867

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.491 to $0.505 The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035163 · ownership.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 187,696

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.491 to $0.513. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-035157 · ownership.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 686,130

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.491 to $0.512. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034474 · ownership.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 688,933

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.534 to $0.561. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034475 · ownership.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 189,086

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.53 to $0.561. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034473 · ownership.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,101

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.549 to $0.561. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034474 · ownership.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 691,820

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.604 to $0.619. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034475 · ownership.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 190,524

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.611 to $0.619. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0000950170-23-034473 · ownership.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,335

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

SEC source: 0001127602-23-021133 · form4.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 191,857

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.63 to $0.64. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021132 · form4.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 694,483

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.63 to $0.65. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021131 · form4.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,558

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.63 to $0.64. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021133 · form4.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 193,218

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.62 to $0.65. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021132 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 697,193

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.62 to $0.65. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021131 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,787

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

SEC source: 0001127602-23-020997 · form4.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 194,553

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.55 to $0.56. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021003 · form4.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,015

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

SEC source: 0001127602-23-021000 · form4.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 699,839

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.55 to $0.58. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020997 · form4.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 196,037

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.60 to $0.71. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021003 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,264

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.62 to $0.66. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-021000 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 702,807

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.59 to $0.72. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020819 · form4.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 197,452

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.58 to $0.63. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020818 · form4.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 705,582

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.58 to $0.63. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020817 · form4.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,508

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.57 to $0.60. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020819 · form4.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 198,358

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.38 to $0.40. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020818 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 707,397

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.38 to $0.40. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020817 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,656

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.38 to $0.39. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020671 · form4.xml · nonDerivative · entry 2

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 199,687

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.38 to $0.40. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020658 · form4.xml · nonDerivative · entry 2

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 710,043

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.38 to $0.41. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020652 · form4.xml · nonDerivative · entry 2

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,883

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F3 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.39 to $0.41. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020671 · form4.xml · nonDerivative · entry 1

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 201,022

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.37 to $0.38. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020658 · form4.xml · nonDerivative · entry 1

Lucchino David L. · CIK 0001785288 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 712,692

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.37 to $0.38. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020652 · form4.xml · nonDerivative · entry 1

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 55,103

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F2 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.37 to $0.38. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020573 · form4.xml · derivative · entry 6

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 131,816

Underlying: Common Stock · 4,546 shares

Expires not disclosed

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

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F4 · price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F6 · derivative.exercise_date: The restricted stock units will fully vest on July 4, 2023.

F6 · derivative.expiration_date: The restricted stock units will fully vest on July 4, 2023.

SEC source: 0001127602-23-020573 · form4.xml · nonDerivative · entry 4

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 70,569

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

SEC source: 0001127602-23-020573 · form4.xml · nonDerivative · entry 3

Loose Christopher R. · CIK 0001785299 · Chief Scientific Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 66,023

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.

F5 · price: This transaction was executed in multiple trades through a broker-dealer at prices ranging from $0.37 to $0.38. The price reported in this column reflects the weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

SEC source: 0001127602-23-020572 · form4.xml · derivative · entry 7

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,968

Underlying: Common Stock · 758 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 restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F3 · price: Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

F4 · derivative.exercise_date: The restricted stock units will fully vest on July 4, 2023.

F4 · derivative.expiration_date: The restricted stock units will fully vest on July 4, 2023.

SEC source: 0001127602-23-020572 · form4.xml · nonDerivative · entry 4

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,363

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

SEC source: 0001127602-23-020572 · form4.xml · nonDerivative · entry 3

Mitrano Richard J. · CIK 0001785287 · VP Finance & Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,605

F1 · shares: Represents a portion of the shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of the restricted stock units pursuant to a Rule 10b5-1 trading plan entered into on March 22, 2022 and does not represent discretionary trades by the Reporting Person.