1185 Avenue of the Americas, 3^rd Fl.

New York, NY 10036

Telephone: (212) 612-1400

(Address, Including Zip Code, and Telephone Number, Including Area Code, of Registrant’s Principal Executive Offices)

If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c) or (e), check the following box. ☒

If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d) or (e), check the following box. ☐

If this form relates to the registration of a class of securities concurrently with a Regulation A offering, check the following box. ☐

Securities Act registration statement file number to which this form relates: 333-295053

Securities to be registered pursuant to Section 12(g) of the Act: None.

Item 1. Description of Registrant’s Securities to be Registered.

The securities to be registered hereby are the units, ordinary shares and warrants of FortuneX Acquisition Corporation, a blank check company incorporated as a Cayman Islands exempted company with limited liability (the “Company”). The description of the units, ordinary shares and warrants contained under the heading “Description of Securities” in the Company’s Registration Statement on Form S-1 (File No. 333-295053), initially filed with the Securities and Exchange Commission on April 14, 2026, as amended from time to time (the “Registration Statement”), to which this Form 8-A relates, is incorporated herein by reference. Any form of prospectus or prospectus supplement relating to the Registration Statement that includes such descriptions and is subsequently filed is also incorporated herein by reference.

Item 2. Exhibits.

Under the Instructions as to Exhibits with respect to Form 8-A, no exhibits are required to be filed because no other securities of the Registrant are registered on The Nasdaq Stock Market LLC and the securities registered hereby are not being registered pursuant to Section 12(g) of the Securities Exchange Act of 1934, as amended.

Solely the units will be traded until the 52^nd day following the date of the Company’s final prospectus. Thereafter, the units may be separately traded subject to the filing of a Form 8-K and the issuance of a press release by the Company. The trading symbols for the securities, as listed on The Nasdaq Stock Market LLC, are as follows:

SIGNATURES

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the Registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized.