Welcome to our dedicated page for Archimedes Tech SEC filings (Ticker: ARCI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on Archimedes Tech's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.
Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time EDGAR feed updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into Archimedes Tech's regulatory disclosures and financial reporting.
Archimedes Tech SPAC Partners III Co. reported net income of $1,574,054 for the three months ended March 31, 2026, driven mainly by interest on IPO proceeds held in trust.
The SPAC completed its January 2026 IPO of 27,600,000 units at $10.00, placing $276,000,000 into a U.S. Treasury-backed Trust Account, which totaled $277,775,824 with interest as of March 31. Cash outside the trust was $1,109,625, with working capital of about $1.2 million to fund search and operating costs.
Total assets were $279.2 million, largely redeemable ordinary shares recorded at $10.06 per share, creating a shareholders’ deficit as is typical for SPACs. The company has up to 24 months from the IPO closing to complete a business combination and had no off-balance sheet arrangements or working capital loans outstanding.
Archimedes Tech SPAC Partners III Co. beneficial ownership disclosure: Adage Capital Management, L.P., together with Robert Atchinson and Phillip Gross, report shared voting and dispositive power over 1,800,000 Ordinary Shares, representing 5.10% of 35,262,000 Ordinary Shares outstanding as of January 26, 2026.
The shares are directly held by Adage Capital Partners, L.P. and reported by the named managers in a joint Schedule 13G filing; the cover lists CUSIP G0453R105.
Archimedes Tech SPAC Partners III Co. reported a leadership change. On April 28, 2026, Long Long resigned as Chief Executive Officer, effective immediately, but will remain on the board of directors. The company stated his resignation did not result from any disagreement over operations, policies, or practices.
On the same date, the board appointed Ben Landen as Chief Executive Officer, effective immediately. Landen will also continue serving as Chief Technology Officer. The filing outlines his prior roles with the Archimedes SPAC platform and his background in autonomous vehicle and semiconductor businesses, and notes there are no family relationships, special arrangements, or reportable related party transactions tied to his appointment.