RXRX

SEC source: 0001601830-25-000130 · wk-form4_1755133392.xml · nonDerivative · entry 4

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Indirect · by LAHWRAN-3 LLC

Disclosed balance after: 100,000

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: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.

F4 · ownership.nature: The shares are held by LAHWRAN-3 LLC, of which the Reporting Person is a member and a manager.

SEC source: 0001601830-25-000130 · wk-form4_1755133392.xml · nonDerivative · entry 3

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 994,619

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.

F3 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock in connection with a bona-fide gift of shares by the Reporting Person

SEC source: 0001601830-25-000130 · wk-form4_1755133392.xml · nonDerivative · entry 2

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,004,619

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.

SEC source: 0001601830-25-000130 · wk-form4_1755133392.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,504,919

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: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.

SEC source: 0001601830-25-000115 · wk-form4_1751571010.xml · nonDerivative · entry 1

Dar Zavain · CIK 0001852075 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 135,817

F1 · kind: The shares were issued pursuant to the Issuer's Outside Director Compensation Policy.

SEC source: 0001601830-25-000116 · wk-form4_1751571020.xml · nonDerivative · entry 1

Li Dean Y · CIK 0001837016 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,236,567

F1 · kind: The shares were issued pursuant to the Issuer's Outside Director Compensation Policy.

SEC source: 0001601830-25-000108 · wk-form4_1750713775.xml · derivative · entry 2

Bumpus Namandje · CIK 0002060594 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,016

Underlying: Class A Common Stock · 22,016 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000108 · wk-form4_1750713775.xml · nonDerivative · entry 1

Bumpus Namandje · CIK 0002060594 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,557

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000111 · wk-form4_1750713807.xml · derivative · entry 2

Michor Franziska · CIK 0002045159 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,031

Underlying: Class A Common Stock · 44,031 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000111 · wk-form4_1750713807.xml · nonDerivative · entry 1

Michor Franziska · CIK 0002045159 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 127,053

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000109 · wk-form4_1750713786.xml · derivative · entry 2

Dar Zavain · CIK 0001852075 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,031

Underlying: Class A Common Stock · 44,031 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000109 · wk-form4_1750713786.xml · nonDerivative · entry 1

Dar Zavain · CIK 0001852075 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 132,893

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000106 · wk-form4_1750713747.xml · derivative · entry 2

Sun Elaine D · CIK 0001805339 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,016

Underlying: Class A Common Stock · 22,016 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000106 · wk-form4_1750713747.xml · nonDerivative · entry 1

Sun Elaine D · CIK 0001805339 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,557

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000110 · wk-form4_1750713796.xml · derivative · entry 2

HERSHBERG ROBERT · CIK 0001274139 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,031

Underlying: Class A Common Stock · 44,031 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000110 · wk-form4_1750713796.xml · nonDerivative · entry 1

HERSHBERG ROBERT · CIK 0001274139 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,732

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000112 · wk-form4_1750713817.xml · derivative · entry 2

Borgeson Blake · CIK 0001856094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,031

Underlying: Class A Common Stock · 44,031 shares

Expires 2035-06-18

F2 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000112 · wk-form4_1750713817.xml · nonDerivative · entry 1

Borgeson Blake · CIK 0001856094 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,089,863

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000107 · wk-form4_1750713764.xml · derivative · entry 5

Li Dean Y · CIK 0001837016 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,031

Underlying: Class A Common Stock · 44,031 shares

Expires 2035-06-18

F3 · derivative.exercise_date: The shares subject to this option will vest and become exercisable on the earlier of June 18, 2026 or the date of the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

SEC source: 0001601830-25-000107 · wk-form4_1750713764.xml · nonDerivative · entry 1

Li Dean Y · CIK 0001837016 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,234,618

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to the Issuer's Outside Director Compensation Policy. The restricted stock units will vest on the earlier of June 18, 2026 or the day prior to the Issuer's 2026 Annual Meeting of Stockholders, subject to the Reporting Person's continued service to the Issuer.

F2 · balance_after: Includes 1,132,815 shares of Class A common stock transferred from the Dean Y. Li GRAT on June 10, 2025.

SEC source: 0001601830-25-000091 · wk-form4_1750278755.xml · nonDerivative · entry 1

Taylor Ben R · CIK 0001712276 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 823,134

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000084 · wk-form4_1747687456.xml · nonDerivative · entry 1

Khan Najat · CIK 0002020969 · Director · Chief R&D Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 708,585

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000082 · wk-form4_1747687435.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,081,253

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000083 · wk-form4_1747687446.xml · nonDerivative · entry 1

Taylor Ben R · CIK 0001712276 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 830,191

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000055 · wk-form4_1743712590.xml · nonDerivative · entry 1

Dar Zavain · CIK 0001852075 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,877

F1 · kind: The shares were issued pursuant to the Issuer's Outside Director Compensation Policy.

SEC source: 0001601830-25-000056 · wk-form4_1743712643.xml · nonDerivative · entry 1

Li Dean Y · CIK 0001837016 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,618

F1 · kind: The shares were issued pursuant to the Issuer's Outside Director Compensation Policy.

SEC source: 0001601830-25-000057 · wk-form4_1743712677.xml · nonDerivative · entry 1

Taylor Ben R · CIK 0001712276 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 842,099

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000051 · wk-form4_1743195171.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,117,450

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 19, 2024.

SEC source: 0001601830-25-000048 · wk-form4_1742416041.xml · derivative · entry 2

Bumpus Namandje · CIK 0002060594 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,099

Underlying: Class A Common Stock · 73,099 shares

Expires 2035-03-17

F2 · derivative.exercise_date: Represents a grant of options automatically granted pursuant to Recursion's Outside Director Compensation Policy. The shares subject to this option will vest and become exercisable as to 1/3rd of the shares subject to the award on the first three anniversaries of March 17, 2025, subject to the Reporting Person continuing to be a service provider through the applicable vesting dates.

SEC source: 0001601830-25-000048 · wk-form4_1742416041.xml · nonDerivative · entry 1

Bumpus Namandje · CIK 0002060594 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,549

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to Recursion's Outside Director Compensation Policy. The restricted stock units will vest as to 1/3rd of the shares subject to the award on the first three anniversaries of March 17, 2025, subject to the Reporting Person continuing to be a service provider through the applicable vesting dates.

SEC source: 0001601830-25-000047 · wk-form4_1742416029.xml · derivative · entry 2

Sun Elaine D · CIK 0001805339 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,099

Underlying: Class A Common Stock · 73,099 shares

Expires 2035-03-17

F2 · derivative.exercise_date: Represents a grant of options automatically granted pursuant to Recursion's Outside Director Compensation Policy. The shares subject to this option will vest and become exercisable as to 1/3rd of the shares subject to the award on the first three anniversaries of March 17, 2025, subject to the Reporting Person continuing to be a service provider through the applicable vesting dates.

SEC source: 0001601830-25-000047 · wk-form4_1742416029.xml · nonDerivative · entry 1

Sun Elaine D · CIK 0001805339 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,549

F1 · kind: Represents a grant of restricted stock units automatically granted pursuant to Recursion's Outside Director Compensation Policy. The restricted stock units will vest as to 1/3rd of the shares subject to the award on the first three anniversaries of March 17, 2025, subject to the Reporting Person continuing to be a service provider through the applicable vesting dates.

SEC source: 0001601830-25-000049 · wk-form4_1742416051.xml · nonDerivative · entry 1

Taylor Ben R · CIK 0001712276 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 868,670

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · derivative · entry 6

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,896,700

Underlying: Class A Common Stock · 20,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · nonDerivative · entry 4

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,256,024

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · nonDerivative · entry 3

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,276,024

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: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · derivative · entry 5

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,916,700

Underlying: Class A Common Stock · 20,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · nonDerivative · entry 2

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,256,024

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000037 · wk-form4_1741382181.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,276,024

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: Represents the automatic conversion of Class B Common Stock into Class A Common Stock.

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000020 · wk-form4_1740087766.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,256,024

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000019 · wk-form4_1740087755.xml · nonDerivative · entry 1

Taylor Ben R · CIK 0001712276 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 875,727

F1 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · derivative · entry 6

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,936,700

Underlying: Class A Common Stock · 20,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock in connection with a bona-fide gift of shares by the Reporting Person

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · nonDerivative · entry 4

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,273,156

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · nonDerivative · entry 3

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,293,156

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 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock in connection with a bona-fide gift of shares by the Reporting Person

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · derivative · entry 5

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,956,700

Underlying: Class A Common Stock · 20,000 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock in connection with a bona-fide gift of shares by the Reporting Person

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · nonDerivative · entry 2

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,273,156

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001601830-25-000014 · wk-form4_1738962869.xml · nonDerivative · entry 1

Gibson Christopher · CIK 0001856369 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,293,156

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 · kind: Represents the automatic conversion of Class B Common Stock into Class A Common Stock in connection with a bona-fide gift of shares by the Reporting Person

F2 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 27, 2023.

SEC source: 0001628280-25-004086 · wk-form4_1738792220.xml · derivative · entry 4

Khan Najat · CIK 0002020969 · Director · Chief R&D Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 420,226

Underlying: Class A Common Stock · 420,226 shares

Expires 2035-02-03

F4 · derivative.exercise_date: The option vests as to one forty-eighth (1/48th) of the shares subject to the option on March 1, 2025, and one forty-eighth (1/48th) of the shares subject to the option will vest each month thereafter.

SEC source: 0001628280-25-004086 · wk-form4_1738792220.xml · nonDerivative · entry 3

Khan Najat · CIK 0002020969 · Director · Chief R&D Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 712,381

F3 · kind: Represents shares that have been withheld by the Issuer to satisfy its tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001628280-25-004086 · wk-form4_1738792220.xml · nonDerivative · entry 2

Khan Najat · CIK 0002020969 · Director · Chief R&D Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 715,134

F2 · kind: This RSU vested immediately upon the grant date.