As filed with the U.S. Securities and Exchange Commission on February 4, 2026. Registration No. 333-290458 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 110 East 40 th Street, Suite 803 New York, NY 10016 Tel: (212) 400-0011 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) _____________________________________ Robert Zulkoski Chief Executive Officer 110 East 40 th Street, Suite 803 New York, NY 10016 Tel: (212) 40 ...

As filed with the U.S. Securities and Exchange Commission on September 22, 2025. Registration No. 333-[•] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _____________________________________ FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 _____________________________________ Climate Transition Special Opportunities SPAC I (Exact name of registrant as specified in its charter) _____________________________________ | Cayman Islands | 6770 | N/A | | --- | --- | --- | ...