Archimedes Tech SPAC Partners II Co.

Archimedes Tech SPAC Partners II Co. is a technology-focused blank-check company whose warrants trade under the ticker ATIIW, with common shares designated ATII. Sponsored by Archimedes Tech SPAC Partners — the firm's second SPAC vehicle under that banner — the company filed a Form 425 with the SEC on June 25, 2026, accession number 0001104659-26-077836. Form 425 filings are used to disseminate written communications to security holders in connection with a proposed business combination, indicating that a merger transaction is actively underway. Sign up at SpacDesk for the full filing history, deal timeline, and target company data on ATII.