JATT II Acquisition Corp.

We are a blank check company incorporated on January 13, 2026, as a Cayman Islands exempted company with limited liability for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses, which we refer to throughout this prospectus as our initial business combination. We have not selected any specific business combination target and we have not, nor has anyone on our behalf, engaged in any substantive discussions, directly or indirectly, with any potential business combination target with respect to our initial business combination.

Current securities

1. SCHEDULE 13D/A filingSep 18, 2026
2. SCHEDULE 13D filingSep 15, 2026
3. 10-Q filingAug 13, 2026
4. 4 filingJun 30, 2026
5. Entry into a Material Definitive Agreement · Unregistered Sales of Equity Securities · Regulation FD DisclosureJun 29, 2026