Archimedes Tech SPAC Partners II Co. Announces Filing of Third Amendment to Registration Statement on Form S-4 with the SEC
Archimedes Tech SPAC Partners II Co. announced that on September 2, 2026, it filed a third amendment to its Form S-4 registration statement with the SEC in connection with its previously announced proposed business combination with Forge Nano, Inc. The registration statement, filed by ATII's wholly-owned subsidiary Pubco and Forge Nano, includes a preliminary proxy statement/prospectus and has not yet been declared effective.
Why it matters — The filing marks continued progress in the regulatory review process toward completing the proposed Forge Nano business combination, which ATII shareholders and watchers are tracking.