MPLT

SEC source: 0001658918-25-000008 · form4-10282025_041001.xml · nonDerivative · entry 2

Kroeger Christopher A. · CIK 0001658918 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 229,588

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: The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's IPO for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 8

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 6,678,910 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.

F8 · derivative.exercise_price: The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F8 · price: The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F8 · derivative.exercise_date: The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F8 · derivative.expiration_date: The Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 7

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 5,444,807 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.

F7 · derivative.exercise_price: The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F7 · price: The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F7 · derivative.exercise_date: The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F7 · derivative.expiration_date: The Series C Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 6

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 275,148 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.

F6 · derivative.exercise_price: The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F6 · price: The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F6 · derivative.exercise_date: The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F6 · derivative.expiration_date: The Series B-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 5

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 1,263,768 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.

F5 · derivative.exercise_price: The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date.

F5 · price: The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date.

F5 · derivative.exercise_date: The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date.

F5 · derivative.expiration_date: The Series B Preferred Stock is convertible on a 1-for-16.8 basis into voting common stock at any time at the holder's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 4

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 444,846 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: The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F4 · price: The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F4 · derivative.exercise_date: The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F4 · derivative.expiration_date: The Series A-1 Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · derivative · entry 3

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Voting Common Stock · 148,809 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: The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F3 · price: The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F3 · derivative.exercise_date: The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F3 · derivative.expiration_date: The Series A Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · nonDerivative · entry 2

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 19,697,464

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001900201-25-000008 · form4-10292025_081047.xml · nonDerivative · entry 1

Catalyst4, Inc. · CIK 0001900201 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 14,256,288

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

F1 · price: The Series A, A-1, B, B-1, C and D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F2 · ownership.nature: The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

SEC source: 0001388325-25-000018 · form4-10302025_081039.xml · derivative · entry 4

Novo Holdings A/S · CIK 0001388325 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Voting Common Stock · 1,174,682 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F1 · derivative.exercise_date: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F1 · derivative.expiration_date: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

SEC source: 0001388325-25-000018 · form4-10302025_081039.xml · derivative · entry 3

Novo Holdings A/S · CIK 0001388325 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Voting Common Stock · 1,558,999 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F1 · derivative.exercise_date: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

F1 · derivative.expiration_date: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

SEC source: 0001388325-25-000018 · form4-10302025_081039.xml · nonDerivative · entry 2

Novo Holdings A/S · CIK 0001388325 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,686,622

F2 · shares: Represents a purchase from the underwriters in the Issuer's initial public offering.

SEC source: 0001388325-25-000018 · form4-10302025_081039.xml · nonDerivative · entry 1

Novo Holdings A/S · CIK 0001388325 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,733,681

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

F1 · price: The Series C Preferred Stock and Series D Preferred Stock automatically converted into voting common stock upon the closing of the Issuer's initial public offering for no additional consideration, on a 1-for-16.8 basis, and had no expiration date.

SEC source: 0001998937-25-000006 · form4-10282025_041020.xml · derivative · entry 2

Garnett Timothy John · CIK 0001998937 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,604

Underlying: Voting Common Stock · 25,604 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001998937-25-000006 · form4-10282025_041020.xml · nonDerivative · entry 1

Garnett Timothy John · CIK 0001998937 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,294

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0002021198-25-000006 · form4-10282025_041005.xml · derivative · entry 3

Malenka Robert C. · CIK 0002021198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,610

Underlying: Voting Common Stock · 139,610 shares

Expires 2035-10-26

F5 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0002021198-25-000006 · form4-10282025_041005.xml · nonDerivative · entry 1

Malenka Robert C. · CIK 0002021198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 399,671

F1 · shares: Represents a restricted stock unit ("RSU") award. 25% of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0002021238-25-000006 · form4-10282025_041012.xml · derivative · entry 2

Kreitzer Anatol · CIK 0002021238 · Chief Discovery Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,052

Underlying: Voting Common Stock · 146,052 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0002021238-25-000006 · form4-10282025_041012.xml · nonDerivative · entry 1

Kreitzer Anatol · CIK 0002021238 · Chief Discovery Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,953

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0002021256-25-000006 · form4-10282025_041009.xml · derivative · entry 2

Setia Vishwas · CIK 0002021256 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,031

Underlying: Voting Common Stock · 176,031 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0002021256-25-000006 · form4-10282025_041009.xml · nonDerivative · entry 1

Setia Vishwas · CIK 0002021256 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,367

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0002021233-25-000007 · form4-10282025_041007.xml · derivative · entry 2

Foff Erin Pennock · CIK 0002021233 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 196,035

Underlying: Voting Common Stock · 196,035 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0002021233-25-000007 · form4-10282025_041007.xml · nonDerivative · entry 1

Foff Erin Pennock · CIK 0002021233 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,275

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0001658918-25-000008 · form4-10282025_041001.xml · derivative · entry 4

Kroeger Christopher A. · CIK 0001658918 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 916,164

Underlying: Voting Common Stock · 916,164 shares

Expires 2035-10-26

F5 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001658918-25-000008 · form4-10282025_041001.xml · nonDerivative · entry 1

Kroeger Christopher A. · CIK 0001658918 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 225,693

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0001709954-25-000007 · form4-10282025_041014.xml · derivative · entry 2

GILLIS JONATHAN · CIK 0001709954 · CAAO and PAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,022

Underlying: Voting Common Stock · 124,022 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001709954-25-000007 · form4-10282025_041014.xml · nonDerivative · entry 1

GILLIS JONATHAN · CIK 0001709954 · CAAO and PAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,565

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0001728746-25-000007 · form4-10282025_041010.xml · derivative · entry 2

Lillie James Woodruff · CIK 0001728746 · Chief Scientific Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 132,023

Underlying: Voting Common Stock · 132,023 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001728746-25-000007 · form4-10282025_041010.xml · nonDerivative · entry 1

Lillie James Woodruff · CIK 0001728746 · Chief Scientific Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,539

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0001826519-25-000008 · form4-10282025_041018.xml · derivative · entry 2

Walker Maria C · CIK 0001826519 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,604

Underlying: Voting Common Stock · 25,604 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001826519-25-000008 · form4-10282025_041018.xml · nonDerivative · entry 1

Walker Maria C · CIK 0001826519 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,294

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.

SEC source: 0001789970-25-000008 · form4-10282025_041016.xml · derivative · entry 2

Hanson Kristopher · CIK 0001789970 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,046

Underlying: Voting Common Stock · 110,046 shares

Expires 2035-10-26

F3 · derivative.exercise_date: 1/4th of the total shares underlying the option shall vest on October 1, 2026, and 1/48th of the total shares shall vest each month thereafter on the same day of the month, subject to the Reporting Person's continued service through each vesting date.

SEC source: 0001789970-25-000008 · form4-10282025_041016.xml · nonDerivative · entry 1

Hanson Kristopher · CIK 0001789970 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,098

F1 · shares: Represents a restricted stock unit ("RSU") award. 1/4th of the RSUs shall vest on October 1, 2026, and 1/16th of the RSUs shall vest on each subsequent January 1, April 1, July 1 and October 1 thereafter, subject to the Reporting Person's continued service through each vesting date.

F2 · price: Each RSU represents a contingent right to receive one share of voting common stock of the Issuer.