Archimedes Tech SPAC Partners II Co. reports developments as a blank-check company with ordinary shares and warrants traded under ATII and ATIIW. Recurring news categories include shareholder voting matters, material agreements, capital-structure disclosure, and SPAC security mechanics such as units, warrants, redemption items, and extension-related votes.
Company updates also cover operating and financial results within its pre-combination issuer structure, along with governance matters tied to its status as a special purpose acquisition company.
Forge Nano (NANO) completed its business combination with Archimedes Tech SPAC Partners II and began trading on NASDAQ.
The combined company operates as Forge Nano Holdings, with common stock trading under NANO and warrants under NANOW. Its business includes semiconductor equipment and advanced materials using Atomic Layer Deposition, a technology for coating materials at the atomic level. Forge Nano has received a $100 million U.S. Department of Energy grant supporting domestic battery manufacturing capabilities. Its industrial backers include Volkswagen, Air Liquide, Hanwha Aerospace, GM Ventures, LG Technology Ventures and Samsung SDI.
Archimedes Tech SPAC Partners II (ATII) shareholders approved the proposed business combination with Forge Nano at an extraordinary general meeting. Shareholders also approved all other combination-related proposals considered and voted upon at the October 16, 2026 meeting.
The company expects the transaction to close in the coming days, subject to satisfaction or waiver of remaining closing conditions. Upon closing, the combined company is expected to operate as Forge Nano Holdings, with common stock and warrants expected to trade on Nasdaq under NANO and NANOW, respectively.
Archimedes Tech SPAC Partners II (ATII) announced that its Forge Nano merger registration statement became effective on September 22, 2026. Shareholders will vote on the proposed business combination and related matters at an extraordinary general meeting on October 16, 2026, at 10:00 a.m. Eastern Time. Shareholders of record as of September 1, 2026, are eligible to attend and vote.
The proposed combination still requires approval from shareholders of both Archimedes II and Forge Nano, along with other customary closing conditions. If it closes, the combined company is expected to operate as Forge Nano Holdings and list on Nasdaq under NANO. Shareholders can access the meeting through www.proxydocs.com/ATII after following the registration instructions applicable to their holdings.
Archimedes Tech SPAC Partners II Co. (ATII) filed a third amendment to its Registration Statement on Form S-4 with the SEC on September 2, 2026, related to its proposed business combination with Forge Nano.
The Form S-4 (File No. 333-295563) contains a preliminary proxy statement/prospectus and has not yet been declared effective. The Registration Statement was filed by ATII’s wholly owned subsidiary ATII Holdings (Pubco) and Forge Nano and is available on the SEC’s website. The business combination aims to take Forge Nano, a U.S.-based semiconductor equipment and advanced materials company focused on Atomic Layer Deposition technology, public through ATII’s SPAC structure. After the SEC declares the Registration Statement effective, ATII shareholders will receive the materials by mail for use in voting at an extraordinary general meeting on the transaction.
Archimedes Tech SPAC Partners II Co. (Nasdaq: ATII) reported that on July 24, 2026, an amendment to the Form S-4 Registration Statement (File No. 333-295563) was filed with the SEC in connection with its previously announced proposed business combination with Forge Nano. The Registration Statement, which includes a preliminary proxy statement/prospectus and is not yet effective, was filed by ATII Holdings (Pubco) and Forge Nano and is available on the SEC’s website.
According to Archimedes II, once the SEC declares the Registration Statement effective, it will be mailed to ATII shareholders for use in voting at an extraordinary general meeting on the proposed transaction. The company reminds investors to review the Registration Statement and related SEC filings for detailed information and notes that the communication does not constitute an offer or solicitation to buy or sell securities.
Archimedes Tech SPAC Partners II (Nasdaq: ATII) filed an amendment on June 22, 2026 to its Form S-4 registration statement with the SEC related to its proposed business combination with Forge Nano. The filing includes a preliminary proxy statement/prospectus and has not yet been declared effective.
Archimedes Tech SPAC Partners II (Nasdaq: ATII) filed a Registration Statement on Form S-4 with the SEC on May 5, 2026, related to its previously announced proposed business combination with Forge Nano. The filing includes a preliminary proxy statement/prospectus and has not yet been declared effective.
The Registration Statement (File No. 333-295563) was filed by ATII Holdings Inc. (Pubco) and Forge Nano and is available free at the SEC website.
Archimedes Tech SPAC Partners III Co announced an upsized initial public offering of 24,000,000 units at $10.00 per unit, producing $240 million in gross proceeds. Each unit contains one ordinary share and one-fourth of a redeemable warrant; whole warrants allow purchase of one ordinary share at $11.50. Units are expected to begin trading on Nasdaq under ARCIU on January 23, 2026; ordinary shares and warrants are expected to trade separately as ARCI and ARCIW when separated. The underwriter BTIG has a 45-day option to buy up to 3,600,000 additional units to cover over-allotments. The offering is expected to close January 26, 2026, and the SEC declared the registration statement effective on January 22, 2026.
Archimedes Tech SPAC Partners II Co. (Nasdaq: ATIIU) has announced that starting April 3, 2025, investors who hold units from the company's initial public offering can begin trading ordinary shares and warrants separately. The separated components will trade on The Nasdaq Global Market under the symbols ATII (ordinary shares) and ATIIW (warrants), while unseparated units will continue trading as ATIIU.
To separate units into ordinary shares and warrants, unit holders must contact their brokers to coordinate with Odyssey Transfer and Trust Company, the company's transfer agent. Only whole warrants will be traded, with no fractional warrants being issued. The unit offering was conducted through BTIG, , with a registration statement (333-282885) declared effective by the SEC on February 10, 2025.
Archimedes Tech SPAC Partners II has successfully completed its initial public offering (IPO), raising $230 million in gross proceeds through the sale of 23 million units at $10.00 per unit. The offering included a fully exercised over-allotment option of 3 million units.
The units, trading under symbol ATIIU on Nasdaq, consist of one ordinary share and one-half redeemable warrant. Each whole warrant allows holders to purchase one ordinary share at $11.50. The ordinary shares and warrants will eventually trade separately under symbols ATII and ATIIW respectively. BTIG, served as the sole book-running manager for the IPO.