SCHEDULE 13G/A 0000902664-25-000608 0000919185 XXXXXXXX LIVE 1 Ordinary Shares, par value $0.0001 per share 03/31/2025 0002032950 Horizon Space Acquisition II Corp. G4627B129 1412 BROADWAY 21ST FLOOR, SUITE 21V NEW YORK NY 10018 Rule 13d-1(b) Highbridge Capital Management, LLC DE 0.00 0.00 0.00 0.00 0.00 N 0 IA OO Horizon Space Acquisition II Corp. 1412 Broadway 21st Floor, Suite 21V New York, NY 10018 This statement is filed by Highbridge Capital Management, LLC ("Highbridge" or the "Reporting Person"), a Delaware limited liability company and the investment adviser to certain funds and accounts (the "Highbridge Funds"), with respect to the ordinary shares, par value $0.0001 per share ("Ordinary Shares"), of Horizon Space Acquisition II Corp., a Cayman Islands exempted company, that were directly held by the Highbridge Funds. The Ordinary Shares have no CUSIP number. The CUSIP number for the units which include the Ordinary Shares is G4627B129. The address of the business office of the Reporting Person is 277 Park Avenue, 23rd Floor, New York, New York 10172. Highbridge is a Delaware limited liability company. N IA The information required by Item 4(a) is set forth in Row 9 of the cover page for the Reporting Person and is incorporated herein by reference. 0% The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for the Reporting Person and is incorporated herein by reference. The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for the Reporting Person and is incorporated herein by reference. The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for the Reporting Person and is incorporated herein by reference. The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for the Reporting Person and is incorporated herein by reference. N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Highbridge Capital Management, LLC /s/ Kirk Rule 04/25/2025