VIA

SEC source: 0001628280-26-058297 · wk-form4_1787262472.xml · nonDerivative · entry 1

Levine Matthew · CIK 0001868818 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 159,872

F1 · shares: Represents an award of restricted stock units ("RSUs"), which vest over a three-year period, with one-third of the RSUs vesting on July 27, 2027, and the remaining portion vesting in eight substantially equal quarterly installments thereafter, in each case subject to the Reporting Person's continuous service through such dates. Each RSU represents a contingent right to receive one share of Class A Common Stock.

SEC source: 0001628280-26-056412 · wk-form4_1786573644.xml · nonDerivative · entry 1

Peres Nechemia Jacob · CIK 0001721521 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,514

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $24.45 to $24.99, inclusive. The reporting person undertakes to provide to Via Transportation, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range.

SEC source: 0001628280-26-056314 · wk-form4_1786568110.xml · nonDerivative · entry 2

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,214

SEC source: 0001628280-26-056314 · wk-form4_1786568110.xml · nonDerivative · entry 1

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,214

SEC source: 0001628280-26-043681 · wk-form4_1781646152.xml · nonDerivative · entry 2

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 654,073

F1 · kind: These shares were purchased pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2026.

SEC source: 0001628280-26-043662 · wk-form4_1781646004.xml · nonDerivative · entry 2

Ramot Daniel · CIK 0002083753 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,420,957

F1 · kind: These shares were purchased pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2026.

SEC source: 0001628280-26-043681 · wk-form4_1781646152.xml · nonDerivative · entry 1

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 653,359

F1 · kind: These shares were purchased pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2026.

SEC source: 0001628280-26-043662 · wk-form4_1781646004.xml · nonDerivative · entry 1

Ramot Daniel · CIK 0002083753 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,417,386

F1 · kind: These shares were purchased pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.86 to $15.00 inclusive. The reporting person undertakes to provide to Via Transportation, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range.

SEC source: 0001628280-26-042602 · wk-form4_1781215922.xml · nonDerivative · entry 1

Peres Nechemia Jacob · CIK 0001721521 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,434

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.615 to $14.76, inclusive. The reporting person undertakes to provide to Via Transportation, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range.

SEC source: 0002083786-26-000002 · wk-form4_1771354386.xml · derivative · entry 2

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,860

Underlying: Class A Common Stock · 4,000 shares

Expires 2028-06-26

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: The shares underlying the stock option are fully vested and exercisable.

SEC source: 0002083786-26-000002 · wk-form4_1771354386.xml · nonDerivative · entry 1

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 652,693

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: 0002083779-26-000003 · wk-form4_1767637110.xml · derivative · entry 4

Abrams Erin · CIK 0002083779 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 5,938 shares

Expires 2029-06-18

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: The shares underlying the stock option are fully vested and exercisable

SEC source: 0002083779-26-000003 · wk-form4_1767637110.xml · derivative · entry 3

Abrams Erin · CIK 0002083779 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 417 shares

Expires 2028-06-26

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: The shares underlying the stock option are fully vested and exercisable

SEC source: 0002083779-26-000003 · wk-form4_1767637110.xml · nonDerivative · entry 2

Abrams Erin · CIK 0002083779 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 127,369

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: 0002083779-26-000003 · wk-form4_1767637110.xml · nonDerivative · entry 1

Abrams Erin · CIK 0002083779 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,431

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: 0002083786-25-000012 · wk-form4_1766187477.xml · derivative · entry 2

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,860

Underlying: Class A Common Stock · 5,000 shares

Expires 2028-06-26

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: The shares underlying the stock option are fully vested and exercisable

SEC source: 0002083786-25-000012 · wk-form4_1766187477.xml · nonDerivative · entry 1

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 648,693

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: 0002083786-25-000010 · wk-form4_1765239394.xml · derivative · entry 4

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,860

Underlying: Class A Common Stock · 5,000 shares

Expires 2028-06-26

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: The shares underlying the stock option are fully vested and exercisable

SEC source: 0002083786-25-000010 · wk-form4_1765239394.xml · derivative · entry 3

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 8,259 shares

Expires 2026-05-08

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: The shares underlying the stock option are fully vested and exercisable

SEC source: 0002083786-25-000010 · wk-form4_1765239394.xml · nonDerivative · entry 2

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 643,693

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: 0002083786-25-000010 · wk-form4_1765239394.xml · nonDerivative · entry 1

Fain Clara · CIK 0002083786 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 638,693

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: 0001090335-25-000007 · wk-form4_1757985654.xml · derivative · entry 4

SMITH SARAH G · CIK 0001090335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,000

Underlying: Class A Common Stock · 65,000 shares

Expires 2031-10-20

F1 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F3 · derivative.exercise_date: The shares underlying the stock option are fully vested and immediately exercisable.

SEC source: 0001090335-25-000007 · wk-form4_1757985654.xml · derivative · entry 3

SMITH SARAH G · CIK 0001090335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 65,000 shares

Expires 2031-10-20

F1 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F3 · derivative.exercise_date: The shares underlying the stock option are fully vested and immediately exercisable.

SEC source: 0001090335-25-000007 · wk-form4_1757985654.xml · nonDerivative · entry 2

SMITH SARAH G · CIK 0001090335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,434

F1 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F2 · shares: Includes 5,434 restricted stock units ("RSUs"), which vest over a period of 15 months following the grant date of September 11, 2025, with 80% of the award vesting on the one-year anniversary of the grant date and the remaining portion vesting on the 15-month anniversary of the grant date. Each RSU represents a contingent right to receive one share of Class A Common Stock.

F1 · price: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

SEC source: 0001090335-25-000007 · wk-form4_1757985654.xml · nonDerivative · entry 1

SMITH SARAH G · CIK 0001090335 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F1 · price: Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 27

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 3,837 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 26

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North VII LP

Disclosed balance after: 0

Underlying: Common Stock · 659,229 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 25

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 161,493 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 24

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 80,747 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 23

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 485,756 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 22

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 4,956 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 21

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 2,477 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 20

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 284,980 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 19

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 171,536 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 18

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 32,647 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 17

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 114,975 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 16

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 911,435 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · derivative · entry 15

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

Underlying: Common Stock · 3,038,251 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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.exercise_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 14

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV Limited Partnership

Disclosed balance after: 485,756

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 13

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 573,801

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 12

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 4,368,121

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 11

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North VII LP

Disclosed balance after: 815,479

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 10

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,434

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F5 · shares: Includes 5,434 restricted stock units ("RSUs"), which vest over a period of 15 months following the grant date of September 11, 2025, with 80% of the award vesting on the one-year anniversary of the grant date and the remaining portion vesting on the 15-month anniversary of the grant date. Each RSU represents a contingent right to receive one share of Class A Common Stock.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 9

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV Limited Partnership

Disclosed balance after: 0

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 8

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 0

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 7

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North II Limited Partnership

Disclosed balance after: 0

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 6

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North VII LP

Disclosed balance after: 0

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 5

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F4 · kind: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

F4 · price: (cont'd from Footnote 3) The Reporting Person is the Partner of each of the foregoing entities and exercises voting and investment power over the securities held by each of the foregoing entities. The Reporting Person disclaims beneficial ownership of such securities for purposes of Section 16, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 4

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV Limited Partnership

Disclosed balance after: 485,756

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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)

SEC source: 0001863955-25-000009 · wk-form4_1757985634.xml · nonDerivative · entry 3

Dinur Arnon · CIK 0001863955 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 83North FXV III Limited Partnership

Disclosed balance after: 573,801

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: Immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the "IPO Closing"), each share of Series A, B, C, D, E, F and G-1 Preferred Stock was automatically converted into Common Stock on a 1:1 basis.

F2 · ownership.nature: Immediately prior to the IPO Closing, each share of Common Stock was automatically reclassified into one share of Class A Common Stock pursuant to a reclassification exempt under Rule 16b-7.

F3 · ownership.nature: Each of 83North II Manager, Ltd. ("83North II Manager"), the ultimate general partner of 83North II Limited Partnership ("83North II"), and 83North II G.P., L.P., the general partner of 83North II, have combined voting and investment power over the shares held by 83North II. Each of 83North 2019 Manager, Ltd., the ultimate general partner of 83North FXV Limited Partnership ("83North FXV"), and 83North 2019 G.P. L.P., the general partner of 83North FXV, have combined voting and investment power over the shares held by 83North FXV. Each of 83North FXV Manager, Ltd. ("83North FXV Manager"), the ultimate general partner of 83North VII LP ("83North VII") and 83North FXV III Limited Partnership ("83North FXV III"), and 83North FXV III G.P. L.P., the general partner of 83North FXV III and 83North VII, have combined voting and investment power over the shares held by 83North FXV III and 83North VII. (cont'd in Footnote 4)