RF Acquisition Corp II (Nasdaq: RFAIR) is a blank-check special purpose acquisition company currently in an active business combination phase, having filed an amended Form F-4/A registration statement with the SEC on May 5, 2026, under accession number 0001829126-26-004560. The use of a Form F-4 indicates the proposed merger target is structured as a foreign private issuer, placing this transaction within the cross-border SPAC deal segment. The amendment signals ongoing disclosure updates and regulatory review as the company works toward a definitive shareholder vote. As a second-generation vehicle denoted by its "II" designation, RFAIR reflects continued sponsor activity in the international acquisition space. Sign up at SpacDesk for full filing histories, target profiles, and deal timelines on RFAIR and the entire SPAC universe.