WAY

SEC source: 0001104659-25-017457 · tm257615-1_4seq1.xml · nonDerivative · entry 1

CANADA PENSION PLAN INVESTMENT BOARD · CIK 0001283718 · 10% owner

CPP Investment Board Private Holdings (4) Inc. · CIK 0001978825 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 29,692,286

F1 · ownership.nature: The securities reported herein are held directly by CPP Investment Board Private Holdings (4) Inc. ("Holdings (4)"), a wholly-owned subsidiary of Canada Pension Plan Investment Board ("CPPIB"). CPPIB is an indirect beneficial owner of such securities directly held by Holdings (4).

SEC source: 0001104659-25-016966 · tm257484-1_4seq1.xml · derivative · entry 4

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,950

Underlying: Common Stock · 3,400 shares

Expires 2030-08-17

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

F4 · derivative.exercise_date: Options granted August 17, 2020 of which 50% of the option vests in five substantially equal annual installments commencing on August 17, 2021 and the remaining 50% of the option vests upon achievement of certain specified performance-based vesting criteria.

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on November 20, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-25-016966 · tm257484-1_4seq1.xml · nonDerivative · entry 3

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,478

F3 · price: The price reported in Column 4 is a weighted average price. These shares of Common Stock of the Issuer were sold in multiple transactions ranging from $41.76 to $42.59, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on November 20, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-25-016966 · tm257484-1_4seq1.xml · nonDerivative · entry 2

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,678

F2 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock") of Waystar Holding Corp. (the "Issuer") were sold in multiple transactions ranging from $40.76 to $41.52, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on November 20, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-25-016966 · tm257484-1_4seq1.xml · nonDerivative · entry 1

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,878

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 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on November 20, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0000950170-24-136777 · ownership.xml · nonDerivative · entry 2

BAIN CAPITAL INVESTORS LLC · CIK 0001040508 · 10% owner

BCPE Derby Investor, LP · CIK 0002025342 · 10% owner

BCPE Derby GP, LLC · CIK 0002025234 · 10% owner

Bain Capital Fund XI, L.P. · CIK 0001568889 · 10% owner

Bain Capital Partners XI, L.P. · CIK 0001851748 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 27,980,417

F2 · kind: On December 12, 2024, Derby SPV Investor received 23,936,936 shares of Common Stock (the "Shares") in a transaction that is exempt from Section 16 pursuant to Rule 16a-13, wherein Derby Investor distributed the Shares to Fund XI, and then Fund XI immediately contributed the Shares to Derby SPV Investor. Following the transaction, Derby Investor directly owns 4,043,481 shares and Derby SPV Investor directly owns 23,936,936 shares.

F2 · price: On December 12, 2024, Derby SPV Investor received 23,936,936 shares of Common Stock (the "Shares") in a transaction that is exempt from Section 16 pursuant to Rule 16a-13, wherein Derby Investor distributed the Shares to Fund XI, and then Fund XI immediately contributed the Shares to Derby SPV Investor. Following the transaction, Derby Investor directly owns 4,043,481 shares and Derby SPV Investor directly owns 23,936,936 shares.

F1 · ownership.nature: Bain Capital Fund XI, LP ("Fund XI") is the (i) sole member of BCPE Derby GP, LLC ("Derby GP"), which is the general partner of BCPE Derby Investor, LP ("Derby Investor"), and (ii) sole member of BCPE Derby (DE) SPV, LLC, ("Derby SPV GP"), which is the general partner of BCPE Derby (DE) SPV, LP ("Derby SPV Investor"). Bain Capital Investors, LLC ("BCI") is the manager of Bain Capital Partners XI, LP ("Partners XI" and, together with BCI, Derby GP, Derby Investor, Derby SPV GP, Derby SPV Investor and Fund XI, the "Bain Capital Entities"), which is the general partner of Fund XI. As a result, each of the Bain Capital Entities may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by Derby Investor and Derby SPV Investor. Each of the Bain Capital Entities disclaims beneficial ownership of such securities, except to the extent of its pecuniary interest therein.

SEC source: 0000950170-24-136777 · ownership.xml · nonDerivative · entry 1

BAIN CAPITAL INVESTORS LLC · CIK 0001040508 · 10% owner

BCPE Derby Investor, LP · CIK 0002025342 · 10% owner

BCPE Derby GP, LLC · CIK 0002025234 · 10% owner

Bain Capital Fund XI, L.P. · CIK 0001568889 · 10% owner

Bain Capital Partners XI, L.P. · CIK 0001851748 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 4,043,481

F2 · kind: On December 12, 2024, Derby SPV Investor received 23,936,936 shares of Common Stock (the "Shares") in a transaction that is exempt from Section 16 pursuant to Rule 16a-13, wherein Derby Investor distributed the Shares to Fund XI, and then Fund XI immediately contributed the Shares to Derby SPV Investor. Following the transaction, Derby Investor directly owns 4,043,481 shares and Derby SPV Investor directly owns 23,936,936 shares.

F2 · price: On December 12, 2024, Derby SPV Investor received 23,936,936 shares of Common Stock (the "Shares") in a transaction that is exempt from Section 16 pursuant to Rule 16a-13, wherein Derby Investor distributed the Shares to Fund XI, and then Fund XI immediately contributed the Shares to Derby SPV Investor. Following the transaction, Derby Investor directly owns 4,043,481 shares and Derby SPV Investor directly owns 23,936,936 shares.

F1 · ownership.nature: Bain Capital Fund XI, LP ("Fund XI") is the (i) sole member of BCPE Derby GP, LLC ("Derby GP"), which is the general partner of BCPE Derby Investor, LP ("Derby Investor"), and (ii) sole member of BCPE Derby (DE) SPV, LLC, ("Derby SPV GP"), which is the general partner of BCPE Derby (DE) SPV, LP ("Derby SPV Investor"). Bain Capital Investors, LLC ("BCI") is the manager of Bain Capital Partners XI, LP ("Partners XI" and, together with BCI, Derby GP, Derby Investor, Derby SPV GP, Derby SPV Investor and Fund XI, the "Bain Capital Entities"), which is the general partner of Fund XI. As a result, each of the Bain Capital Entities may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by Derby Investor and Derby SPV Investor. Each of the Bain Capital Entities disclaims beneficial ownership of such securities, except to the extent of its pecuniary interest therein.

SEC source: 0001104659-24-128952 · tm2431100-1_4seq1.xml · derivative · entry 4

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 134,537

Underlying: Common Stock · 16,666 shares

Expires 2028-09-17

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: These options are currently vested.

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on September 6, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-24-128952 · tm2431100-1_4seq1.xml · nonDerivative · entry 3

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 173,642

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on September 6, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-24-128952 · tm2431100-1_4seq1.xml · nonDerivative · entry 2

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 173,689

F2 · price: The price reported in Column 4 is a weighted average price. These shares of common stock, par value $0.01 per share ("Common Stock") of Waystar Holding Corp. (the "Issuer") were sold in multiple transactions ranging from $33.20 to $34.19, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares of Common Stock sold at each separate price in the range set forth in this footnote.

F1 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on September 6, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-24-128952 · tm2431100-1_4seq1.xml · nonDerivative · entry 1

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 190,308

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 · balance_after: These transactions occurred automatically pursuant to a plan adopted by the Reporting Person on September 6, 2024 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

SEC source: 0001104659-24-081603 · tm2419967-1_4seq1.xml · derivative · entry 4

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 160,218 shares

Expires 2026-07-01

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_date: These options were vested at the time of the Issuer's initial public offering.

SEC source: 0001104659-24-081603 · tm2419967-1_4seq1.xml · derivative · entry 3

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 207,267 shares

Expires 2027-11-01

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_date: These options were vested at the time of the Issuer's initial public offering.

SEC source: 0001104659-24-081603 · tm2419967-1_4seq1.xml · nonDerivative · entry 2

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 571,489

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

SEC source: 0001104659-24-081603 · tm2419967-1_4seq1.xml · nonDerivative · entry 1

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 411,271

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

SEC source: 0001104659-24-070876 · tm2416795-7_4seq1.xml · nonDerivative · entry 1

Wittman Kimberly S. · CIK 0002020858 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,478

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070882 · tm2416795-5_4seq1.xml · nonDerivative · entry 1

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 204,004

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of Common Stock upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070878 · tm2416795-13_4seq1.xml · nonDerivative · entry 1

Riefberg Vivian E. · CIK 0001843139 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,695

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest on the earlier of (i) June 6, 2025 and (ii) the first regularly scheduled annual meeting of the stockholders following the grant date. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070877 · tm2416795-12_4seq1.xml · nonDerivative · entry 1

Hung Priscilla · CIK 0001557593 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,695

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest on the earlier of (i) June 6, 2025 and (ii) the first regularly scheduled annual meeting of the stockholders following the grant date. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070875 · tm2416795-11_4seq1.xml · nonDerivative · entry 1

DeMichiei Robert · CIK 0001928634 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,762

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest on the earlier of (i) June 6, 2025 and (ii) the first regularly scheduled annual meeting of the stockholders following the grant date. Each RSU represents a contingent right to receive one share of Common Stock upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070874 · tm2416795-6_4seq1.xml · nonDerivative · entry 1

Heiman Matthew R. A. · CIK 0001998259 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,956

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070873 · tm2416795-10_4seq1.xml · nonDerivative · entry 1

MILLER HEIDI · CIK 0001199930 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,480

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest on the earlier of (i) June 6, 2025 and (ii) the first regularly scheduled annual meeting of the stockholders following the grant date. Each RSU represents a contingent right to receive one share of Common Stock upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070872 · tm2416795-4_4seq1.xml · nonDerivative · entry 1

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,642

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of Common Stock upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070871 · tm2416795-9_4seq1.xml · nonDerivative · entry 2

DRISCOLL JOHN PATRICK · CIK 0001257287 · Director · Chairperson

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,623

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070871 · tm2416795-9_4seq1.xml · nonDerivative · entry 1

DRISCOLL JOHN PATRICK · CIK 0001257287 · Director · Chairperson

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,623

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest on the earlier of (i) June 6, 2025 and (ii) the first regularly scheduled annual meeting of the stockholders following the grant date. Each RSU represents a contingent right to receive one share of Common Stock upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070870 · tm2416795-3_4seq1.xml · nonDerivative · entry 1

Schremser Christopher L. · CIK 0001998333 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,913

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070869 · tm2416795-8_4seq1.xml · nonDerivative · entry 1

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,478

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070868 · tm2416795-2_4seq1.xml · nonDerivative · entry 1

Sinclair III Eric L. (Ric) · CIK 0001998250 · Chief Business Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,913

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070865 · tm2416795-1_4seq1.xml · nonDerivative · entry 1

Hawkins Matthew J. · CIK 0001998256 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 500,000

F1 · kind: Reflects a grant of restricted stock units ("RSUs") which vest in five substantially equal annual installments commencing on June 6, 2025. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.

F2 · balance_after: Includes unvested RSUs.

SEC source: 0001104659-24-070876 · tm2416795-7_4seq1.xml · derivative · entry 3

Wittman Kimberly S. · CIK 0002020858 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,695

Underlying: Common Stock · 108,695 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070882 · tm2416795-5_4seq1.xml · derivative · entry 3

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 380,434

Underlying: Common Stock · 380,434 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070874 · tm2416795-6_4seq1.xml · derivative · entry 3

Heiman Matthew R. A. · CIK 0001998259 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,391

Underlying: Common Stock · 217,391 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070872 · tm2416795-4_4seq1.xml · derivative · entry 3

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 380,434

Underlying: Common stock · 380,434 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070870 · tm2416795-3_4seq1.xml · derivative · entry 3

Schremser Christopher L. · CIK 0001998333 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 434,782

Underlying: Common Stock · 434,782 shares

Expires 2034-06-06

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070869 · tm2416795-8_4seq1.xml · derivative · entry 3

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,695

Underlying: Common Stock · 108,695 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070868 · tm2416795-2_4seq1.xml · derivative · entry 3

Sinclair III Eric L. (Ric) · CIK 0001998250 · Chief Business Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 434,782

Underlying: Common Stock · 434,782 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070865 · tm2416795-1_4seq1.xml · derivative · entry 3

Hawkins Matthew J. · CIK 0001998256 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,250,000

Underlying: Common Stock · 1,250,000 shares

Expires 2034-06-06

F4 · kind: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

F4 · derivative.exercise_date: On June 6, 2024 reporting person was granted options to purchase shares of Common Stock which vest in five substantially equal annual installments commencing on June 6, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024.

SEC source: 0001104659-24-070882 · tm2416795-5_4seq1.xml · derivative · entry 2

Bridge T. Craig · CIK 0001998332 · Chief Transformation Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,400

Underlying: Common Stock · 48,400 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070874 · tm2416795-6_4seq1.xml · derivative · entry 2

Heiman Matthew R. A. · CIK 0001998259 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,250

Underlying: Common Stock · 30,250 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070872 · tm2416795-4_4seq1.xml · derivative · entry 2

Oreskovich Steven M · CIK 0001368470 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,115

Underlying: Common Stock · 38,115 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070870 · tm2416795-3_4seq1.xml · derivative · entry 2

Schremser Christopher L. · CIK 0001998333 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,600

Underlying: Common Stock · 72,600 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070869 · tm2416795-8_4seq1.xml · derivative · entry 2

Miller Melissa F. (Missy) · CIK 0001998251 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,250

Underlying: Common Stock · 30,250 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070868 · tm2416795-2_4seq1.xml · derivative · entry 2

Sinclair III Eric L. (Ric) · CIK 0001998250 · Chief Business Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,600

Underlying: Common Stock · 72,600 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070865 · tm2416795-1_4seq1.xml · derivative · entry 2

Hawkins Matthew J. · CIK 0001998256 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 145,200

Underlying: Common Stock · 145,200 shares

Expires 2034-05-01

F3 · kind: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On May 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on May 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070876 · tm2416795-7_4seq1.xml · derivative · entry 2

Wittman Kimberly S. · CIK 0002020858 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,450

Underlying: Common Stock · 54,450 shares

Expires 2034-03-18

F3 · kind: On March 18, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on March 18, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On March 18, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three substantially equal annual installments commencing on March 18, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

SEC source: 0001104659-24-070877 · tm2416795-12_4seq1.xml · derivative · entry 2

Hung Priscilla · CIK 0001557593 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,200

Underlying: Common Stock · 24,200 shares

Expires 2034-02-01

F3 · kind: On February 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three equal annual installments commencing on February 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.

F3 · derivative.exercise_date: On February 1, 2024 reporting person was granted options to purchase shares of Common Stock which vest in three equal annual installments commencing on February 1, 2025. Such securities were originally included on the Form 3 filed by the reporting person on June 7, 2024. Reflects the 0.605-for-1 reverse stock split which became effective on May 15, 2024.