Company Overview - Archimedes Tech SPAC Partners III Co. is a special purpose acquisition company (SPAC) formed to effect mergers, share exchanges, asset acquisitions, and other business combinations, primarily focusing on the technology industry, particularly in artificial intelligence, cloud services, and automotive technology sectors [6]. IPO Details - The company announced the closing of its upsized initial public offering (IPO) of 27,600,000 units, which includes 3,600,000 units from the underwriters' over-allotment option, priced at $10.00 per unit, resulting in gross proceeds of $276,000,000 before deductions [1]. - The units began trading on Nasdaq under the ticker symbol "ARCIU" on January 23, 2026, with each unit consisting of one ordinary share and one-fourth of a redeemable warrant [2]. Warrant Information - Each whole warrant allows the holder to purchase one ordinary share at a price of $11.50 per share, with expectations for separate trading of ordinary shares and warrants under the symbols "ARCI" and "ARCIW," respectively [2]. Underwriters and Legal Counsel - BTIG, LLC is the sole book-running manager for the offering, while Loeb & Loeb LLP and Walkers (Cayman) LLP served as legal counsel to the company, and White & Case LLP acted as legal counsel to the underwriters [3].

Group 1 - The Company, Archimedes Tech SPAC Partners III Co., successfully closed its upsized initial public offering of 27,600,000 units, generating gross proceeds of $276,000,000 at a price of $10.00 per unit [1] - The units began trading on Nasdaq under the ticker symbol "ARCIU" on January 23, 2026, with each unit consisting of one ordinary share and one-fourth of a redeemable warrant [2] - The Company is a special purpose acquisition company (SPAC) focused on pursuing business combinations primarily in the technology sector, particularly in artificial intelligence, cloud services, and automotive technology [6] Group 2 - BTIG, LLC acted as the sole book-running manager for the offering, with legal counsel provided by Loeb & Loeb LLP and Walkers (Cayman) LLP for the Company, and White & Case LLP for the underwriters [3] - The offering was conducted under a prospectus, with registration statements declared effective by the U.S. Securities and Exchange Commission on January 22, 2026 [4] - The Company intends to utilize the net proceeds from the offering for its search for an initial business combination, although specific uses are not guaranteed [7]

Group 1 - Archimedes Tech SPAC Partners III Co. has announced the upsized pricing of its initial public offering (IPO) of 24 million units at an offering price of $10.00 per unit, resulting in total gross proceeds of $240 million [1] - Each unit consists of one ordinary share and one-fourth of one redeemable warrant, with each whole warrant allowing the holder to purchase one ordinary share at $11.50 per share [1] - The offering is expected to close on January 26, 2026, and the underwriter has been granted a 45-day option to purchase up to an additional 3.60 million units at the IPO price to cover over-allotments [3] Group 2 - The units are expected to trade on The Nasdaq Global Market under the ticker symbol "ARCIU" starting January 23, 2026, with ordinary shares and warrants expected to trade under the symbols "ARCI" and "ARCIW," respectively, once separate trading begins [2] - BTIG, LLC is acting as the sole book-running manager for the offering, while Loeb & Loeb LLP and Walkers (Cayman) LLP are serving as legal counsel to the Company, and White & Case LLP is serving as legal counsel to the underwriters [3]

CLAYMONT, Del., Jan. 23, 2026 (GLOBE NEWSWIRE) -- Archimedes Tech SPAC Partners III Co. (the “Company”), a newly organized special purpose acquisition company formed as a Cayman Islands exempted company and led by Chairman Eric R. Ball and CEO Long Long, today announced the upsized pricing of its initial public offering of 24,000,000 units at an offering price of $10.00 per unit, for total gross proceeds of $240 million. Each unit consists of one ordinary share and one-fourth of one redeemable warrant, with ...

Group 1 - In 2025, 145 SPACs listed on the US stock market, accounting for 39.08% of the total new listings that year, indicating a strong momentum that may continue into this year [1] - Recently, two new stocks, BITGO HOLDINGS (BTGO) and Aldabra 4 Liquidity Opportunity Vehicle (ALOVU), were listed on the US stock market, with three additional SPACs, Spring Valley Acquisition IV (SVIVU) and Starlink AI Acquisition (OTAIU), submitting listing applications [1] - Aldabra 4 Liquidity Opportunity Vehicle, a special purpose acquisition company (SPAC), was initiated by Chairman Nathan Leight and aims to target companies valued between $500 million and $2 billion without limiting the industry or region [4] Group 2 - On January 22, Aldabra 4 Liquidity Opportunity Vehicle listed on NASDAQ at a price of $10 per share, issuing 26.1 million shares and raising $261 million [2] - Spring Valley Acquisition IV and Starlink AI Acquisition submitted their prospectuses to the SEC, seeking to raise $200 million and $60 million, respectively [5] - Spring Valley Acquisition IV focuses on energy, targeting the "power infrastructure" and "decarbonization" ecosystems, while Starlink AI Acquisition aims at blockchain, cryptocurrency, artificial intelligence, and fintech/energy tech sectors [6] Group 3 - Five SPACs are set to list tonight, including Legato Merger IV (LEGOU), Praetorian Acquisition (PTORU), Xsolla SPAC 1 (XSLLU), Helix Acquisition Corp. III (HLXC), and Archimedes Tech SPAC Partners III (ARCIU), raising funds of $200 million, $220 million, $250 million, $125 million, and $200 million, respectively [6] - Legato Merger IV, initiated by Director Gregory Monahan, plans to target the industrial and AI sectors [7] - Praetorian Acquisition, led by Director Justin Di Rezze, focuses on AI and automation, while Xsolla SPAC 1, chaired by Aleksandr Agapitov, emphasizes video games, fintech, ad tech, and telecommunications [7]

Table of Contents As filed with the U.S. Securities and Exchange Commission on January 20, 2026. Registration No. 333-292419 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Archimedes Tech SPAC Partners III Co. (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Nu ...

As filed with the U.S. Securities and Exchange Commission on January 14, 2026. Registration No. 333-292419 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Archimedes Tech SPAC Partners III Co. (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial (I.R.S. Employer Identification Number) ...

Table of Contents FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 As filed with the U.S. Securities and Exchange Commission on December 23, 2025. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Archimedes Tech SPAC Partners III Co. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Cayman Islands 6770 N/A (Primary Standard Industrial Classification Code Number) (I.R.S. Employer I ...