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Archimedes Tech SPAC Partners II Co. Announces Filing of Amendment to Registration Statement on Form S-4 with the SEC

  • Archimedes Tech SPAC Partners II Co. (NASDAQ: ATII) filed an amendment to its Form S-4 registration statement with the SEC on June 22, 2026.
  • The filing relates to the proposed business combination between Archimedes II & its subsidiary Pubco and Forge Nano, Inc.
  • The Registration Statement includes a preliminary proxy statement/prospectus & has not yet been declared effective.
  • Forge Nano is a U.S. semiconductor equipment company utilizing Atomic Layer Deposition technology & its Atomic Armor™ platform for AI chip manufacturing & defense batteries.
  • Archimedes II completed its $230 million IPO in February 2025 & is led by Chairman Eric R. Ball & CEO Long Long.
  • The company's previous SPAC successfully merged with SoundHound AI, Inc. in April 2022.
  • A proxy statement/prospectus will be mailed to Archimedes II shareholders to facilitate a vote on the proposed transaction.
  • Investors are urged to review the Registration Statement & related SEC filings at www.sec.gov before making voting decisions.
  • Directors, officers, & management of Archimedes II, Pubco, & Forge Nano are considered participants in the proxy solicitation.
  • The announcement includes standard forward-looking statements & risk factors regarding the potential completion of the merger & future operations.