Domingo Soriano Carlos Francisco

SEC source: 0001628280-26-061804 · wk-form4_1789411474.xml · nonDerivative · entry 1

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,395,600

F1 · shares: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Twenty-five percent (25%) of the RSUs shall become vested on July 23, 2027 ("First Vesting Date"), and the remaining seventy-five percent (75%) of the RSUs shall become vested in twelve (12) equal installments every three (3) months after the First Vesting Date.

SEC source: 0000950103-26-010301 · ownership.xml · derivative · entry 9

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,875,060

Underlying: Common Shares · 1,875,060 shares

Expires 2031-09-29

F10 · shares: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. These options were fully vested as of July 1, 2026.

F10 · price: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. These options were fully vested as of July 1, 2026.

F10 · derivative.exercise_date: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. These options were fully vested as of July 1, 2026.

SEC source: 0000950103-26-010301 · ownership.xml · derivative · entry 8

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,444,773

Underlying: Common Shares · 2,444,773 shares

Expires 2034-08-31

F9 · shares: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. As of July 1, 2026, 1,069,586 options were vested and exercisable, with 1,375,187 of these options remaining unvested. These unvested options will vest as to 152,798 Common Shares each quarter.

F9 · price: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. As of July 1, 2026, 1,069,586 options were vested and exercisable, with 1,375,187 of these options remaining unvested. These unvested options will vest as to 152,798 Common Shares each quarter.

F9 · derivative.exercise_date: Represents options to acquire Common Shares received by the reporting person in exchange for options to acquire shares of Securitize Common Stock in connection with the Mergers. As of July 1, 2026, 1,069,586 options were vested and exercisable, with 1,375,187 of these options remaining unvested. These unvested options will vest as to 152,798 Common Shares each quarter.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 7

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · Domingo Dynasty LLC

Disclosed balance after: 92,851

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F8 · shares: The investment manager of Domingo Dynasty LLC is the reporting person and the administrative manager of Domingo Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by Domingo Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F8 · ownership.nature: The investment manager of Domingo Dynasty LLC is the reporting person and the administrative manager of Domingo Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by Domingo Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F11 · ownership.nature: The reporting person disclaims beneficial ownership of these shares except as to the extent of his pecuniary interest.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 6

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · AD Dynasty LLC

Disclosed balance after: 92,851

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F7 · shares: The investment manager of AD Dynasty LLC is the reporting person and the administrative manager of AD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by AD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F7 · ownership.nature: The investment manager of AD Dynasty LLC is the reporting person and the administrative manager of AD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by AD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F11 · ownership.nature: The reporting person disclaims beneficial ownership of these shares except as to the extent of his pecuniary interest.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 5

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · MD Dynasty LLC

Disclosed balance after: 92,851

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F6 · shares: The investment manager of MD Dynasty LLC is the reporting person and the administrative manager of MD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by MD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F6 · ownership.nature: The investment manager of MD Dynasty LLC is the reporting person and the administrative manager of MD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by MD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F11 · ownership.nature: The reporting person disclaims beneficial ownership of these shares except as to the extent of his pecuniary interest.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 4

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · OD Dynasty LLC

Disclosed balance after: 92,851

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F5 · shares: The investment manager of OD Dynasty LLC is the reporting person and the administrative manager of OD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by OD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F5 · ownership.nature: The investment manager of OD Dynasty LLC is the reporting person and the administrative manager of OD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by OD Dynasty LLC. The number reported also includes 3,972 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F11 · ownership.nature: The reporting person disclaims beneficial ownership of these shares except as to the extent of his pecuniary interest.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 3

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · CD Dynasty LLC

Disclosed balance after: 928,519

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F4 · shares: The investment manager of CD Dynasty LLC is the reporting person and the administrative manager of CD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by CD Dynasty LLC. The number reported also includes 39,728 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F4 · ownership.nature: The investment manager of CD Dynasty LLC is the reporting person and the administrative manager of CD Dynasty LLC is Luis Duran. The reporting person has sole voting power with respect to the Common Shares held by CD Dynasty LLC. The number reported also includes 39,728 Earnout Shares that may become earned and delivered pursuant to the Earnout.

F11 · ownership.nature: The reporting person disclaims beneficial ownership of these shares except as to the extent of his pecuniary interest.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 2

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,077,298

F3 · shares: Represents Earnout Shares that may become earned and delivered pursuant to the Earnout in respect of the reporting person's options to acquire shares of Securitize Common Stock held immediately prior to the Mergers.

F3 · price: Represents Earnout Shares that may become earned and delivered pursuant to the Earnout in respect of the reporting person's options to acquire shares of Securitize Common Stock held immediately prior to the Mergers.

SEC source: 0000950103-26-010301 · ownership.xml · nonDerivative · entry 1

Domingo Soriano Carlos Francisco · CIK 0002117346 · Director · Executive Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,884,198

F1 · shares: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F2 · shares: The Mergers were consummated on July 1, 2026. The number reported also includes 208,986 restricted Common Shares that may become earned and delivered pursuant to the earnout provided for in the Business Combination Agreement (the "Earnout Shares"). The Earnout Shares will generally be earned one-third on the date that the 20-day volume-weighted average price per Common Share attains $15.00, $20.00 and $25.00 over a 30-trading day period during the period beginning 90-days after the closing of the Mergers and ending on July 1, 2031 (the "Earnout").

F1 · price: Represents common shares of Securitize Corp. ("Issuer", and such shares, "Common Shares") received in exchange for shares of common stock of Securitize, Inc. ("Securitize", and such shares, "Securitize Common Shares") in connection with the mergers (the "Mergers") contemplated by that certain business combination agreement, dated as of October 27, 2025, by and between Issuer, Securitize, Cantor Equity Partners II, Inc. and certain other parties thereto (the "Business Combination Agreement"). On July 1, 2026, Issuer changed its name to Securitize Corp. from Securitize Holdings, Inc.

F2 · price: The Mergers were consummated on July 1, 2026. The number reported also includes 208,986 restricted Common Shares that may become earned and delivered pursuant to the earnout provided for in the Business Combination Agreement (the "Earnout Shares"). The Earnout Shares will generally be earned one-third on the date that the 20-day volume-weighted average price per Common Share attains $15.00, $20.00 and $25.00 over a 30-trading day period during the period beginning 90-days after the closing of the Mergers and ending on July 1, 2031 (the "Earnout").