ARQT

SEC source: 0001628280-26-062732 · wk-form4_1789762641.xml · nonDerivative · entry 1

Matsuda Masaru · CIK 0001798679 · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 112,508

F1 · kind: The transactions reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on June 5, 2026, by the Reporting Person, with a plan end date of September 1, 2027.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.00 to $25.01, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · derivative · entry 7

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,032

Underlying: Common Stock · 2,255 shares

Expires 2034-06-14

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · derivative · entry 6

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,144

Underlying: Common Stock · 1,019 shares

Expires 2033-05-31

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · derivative · entry 5

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,574

Underlying: Common Stock · 822 shares

Expires 2029-11-20

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · nonDerivative · entry 4

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,841

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · nonDerivative · entry 3

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,571

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · nonDerivative · entry 2

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,316

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-062490 · wk-form4_1789675580.xml · nonDerivative · entry 1

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,297

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-061444 · wk-form4_1789082678.xml · nonDerivative · entry 1

Matsuda Masaru · CIK 0001798679 · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 116,182

F1 · kind: The transactions reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on June 5, 2026, by the Reporting Person, with a plan end date of September 1, 2027.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.00 to $25.12, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · derivative · entry 6

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 27,052 shares

Expires 2034-06-14

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 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of June 14, 2024, subject to the non-employee director's continuous service.

F4 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · derivative · entry 5

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,148 shares

Expires 2033-05-31

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

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

F4 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · nonDerivative · entry 4

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,526

F3 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of June 14, 2024, subject to the non-employee director's continuous service.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.00 to $25.1001 inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · nonDerivative · entry 3

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,578

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 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of June 14, 2024, subject to the non-employee director's continuous service.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · nonDerivative · entry 2

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,526

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.00 to $25.1001 inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-059444 · wk-form4_1787953199.xml · nonDerivative · entry 1

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,674

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

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

SEC source: 0001628280-26-058648 · wk-form4_1787602781.xml · derivative · entry 3

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,148

Underlying: Common Stock · 1,072 shares

Expires 2033-05-31

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

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

F3 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-058648 · wk-form4_1787602781.xml · nonDerivative · entry 2

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,526

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.00 to $26.2228, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-058648 · wk-form4_1787602781.xml · nonDerivative · entry 1

Curran Terrie · CIK 0001690298 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,598

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

F1 · kind: The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service.

SEC source: 0001628280-26-058420 · wk-form4_1787342879.xml · nonDerivative · entry 1

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,592

F1 · kind: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · derivative · entry 7

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,287

Underlying: Common Stock · 2,255 shares

Expires 2034-06-14

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: The option is fully vested.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · derivative · entry 6

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,163

Underlying: Common Stock · 1,019 shares

Expires 2033-05-31

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F3 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · derivative · entry 5

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,396

Underlying: Common Stock · 822 shares

Expires 2029-11-20

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F3 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · nonDerivative · entry 4

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,475

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.10 to $26.25 inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · nonDerivative · entry 3

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,205

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · nonDerivative · entry 2

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,950

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-058008 · wk-form4_1787173021.xml · nonDerivative · entry 1

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,931

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · derivative · entry 6

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 128,750

Underlying: Common Stock · 6,700 shares

Expires 2034-01-12

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

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

F1 · derivative.exercise_date: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · nonDerivative · entry 4

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 119,289

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

F3 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.00 to $26.19, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · nonDerivative · entry 3

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,989

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

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · derivative · entry 5

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 135,450

Underlying: Common Stock · 8,300 shares

Expires 2034-01-12

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

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

F1 · derivative.exercise_date: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · nonDerivative · entry 2

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 119,289

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.50 to $26.57, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-056898 · wk-form4_1786666006.xml · nonDerivative · entry 1

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 127,589

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

F1 · kind: On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001628280-26-053754 · wk-form4_1785980535.xml · nonDerivative · entry 1

Matsuda Masaru · CIK 0001798679 · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 126,171

F1 · kind: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3 · balance_after: Includes 712 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2026.

SEC source: 0001628280-26-053755 · wk-form4_1785980541.xml · nonDerivative · entry 1

Burnett Patrick · CIK 0001741987 · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 119,289

F1 · kind: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-053753 · wk-form4_1785980527.xml · nonDerivative · entry 1

Watanabe Todd · CIK 0001801061 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 717,203

F1 · kind: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3 · balance_after: Includes 823 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2026.

SEC source: 0001628280-26-048655 · wk-form4_1784318851.xml · derivative · entry 4

Peetz Christopher · CIK 0001614740 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,010

Underlying: Common Stock · 13,010 shares

Expires 2036-07-15

F4 · shares: The underlying shares subject to the option vest and become exercisable as to 100% on the earlier of June 5, 2027, or immediately before the next annual meeting of stockholders, subject to the director's continued service through the vesting date.

F4 · derivative.exercise_date: The underlying shares subject to the option vest and become exercisable as to 100% on the earlier of June 5, 2027, or immediately before the next annual meeting of stockholders, subject to the director's continued service through the vesting date.

SEC source: 0001628280-26-048655 · wk-form4_1784318851.xml · derivative · entry 3

Peetz Christopher · CIK 0001614740 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,486

Underlying: Common Stock · 21,486 shares

Expires 2036-07-15

F3 · shares: 1/3 each of the underlying shares subject to the option vest and become exercisable on the first annual anniversary of July 15, 2026 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the non-employee director's continued service through each applicable vesting date.

F3 · derivative.exercise_date: 1/3 each of the underlying shares subject to the option vest and become exercisable on the first annual anniversary of July 15, 2026 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the non-employee director's continued service through each applicable vesting date.

SEC source: 0001628280-26-048655 · wk-form4_1784318851.xml · nonDerivative · entry 1

Peetz Christopher · CIK 0001614740 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,315

F1 · shares: Represents Restricted Stock Units ("RSUs") granted in connection with the Reporting Person's service as a non-employee director of the Company. The Reporting Person is entitled to receive one (1) share of common stock for each one (1) RSU upon the vesting thereof, which shall occur on the earlier of June 5, 2027, or immediately before the next annual meeting of stockholders, subject to the director's continued service through the vesting date.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · derivative · entry 7

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,542

Underlying: Common Stock · 2,255 shares

Expires 2034-06-14

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · derivative · entry 6

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,182

Underlying: Common Stock · 1,019 shares

Expires 2033-05-31

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · derivative · entry 5

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,218

Underlying: Common Stock · 822 shares

Expires 2029-11-20

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F2 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · nonDerivative · entry 4

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,109

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · nonDerivative · entry 3

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,839

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · nonDerivative · entry 2

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,584

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-048641 · wk-form4_1784318483.xml · nonDerivative · entry 1

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,565

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-044079 · wk-form4_1781743212.xml · nonDerivative · entry 5

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,743

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

SEC source: 0001628280-26-044083 · wk-form4_1781743626.xml · nonDerivative · entry 1

LIN SUE-JEAN · CIK 0001867788 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,567

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on December 4, 2025, by the Reporting Person, with a plan end date of February 19, 2027.

F2 · price: The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $24.045 to $24.62, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001628280-26-044079 · wk-form4_1781743212.xml · derivative · entry 8

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 24,797

Underlying: Common Stock · 2,255 shares

Expires 2034-06-14

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F3 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-044079 · wk-form4_1781743212.xml · derivative · entry 7

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,201

Underlying: Common Stock · 1,019 shares

Expires 2033-05-31

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F3 · derivative.exercise_date: The option is fully vested.

SEC source: 0001628280-26-044079 · wk-form4_1781743212.xml · derivative · entry 6

Welgus Howard G. · CIK 0001801050 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,040

Underlying: Common Stock · 822 shares

Expires 2029-11-20

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

F1 · kind: The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 13, 2026, by the Reporting Person, with a plan end date of June 15, 2027.

F3 · derivative.exercise_date: The option is fully vested.