IPO and Financial Proceeds - The company completed its Initial Public Offering (IPO) on February 12, 2025, raising gross proceeds of $230 million from the sale of 23 million Units, including an over-allotment option of 3 million Units [90][101]. - A total of $231.15 million from the IPO and private placement was placed in a trust account for the benefit of public shareholders, with funds to be used for the initial business combination [92]. - The company incurred transaction costs of $13,175,520 related to the IPO, including $4.6 million in cash underwriting fees and $8.05 million in deferred underwriting fees [102]. Financial Performance - For the year ended December 31, 2025, the company reported a net income of $7,986,738, primarily from interest earned on cash held in the trust account [99]. - The company generated non-operating income from interest on demand deposits held in the trust account, with no operating revenues expected until after the initial business combination [98]. Trust Account and Cash Management - As of December 31, 2025, the company had cash held in the trust account amounting to $239,860,969, invested in U.S. government treasury obligations and money market funds [105]. - The company has no long-term debt or off-balance sheet arrangements as of December 31, 2025, and has a monthly fee obligation of $10,000 to the sponsor for administrative services [109][111]. Business Strategy and Future Plans - The company intends to focus its search for business combination targets in the technology industry, particularly in artificial intelligence, cloud services, and automotive technology sectors [89]. - The company has until November 12, 2026, to complete its initial business combination, after which it will cease operations and liquidate if not completed [108]. - The company plans to use funds held outside the trust account for identifying and evaluating target businesses and related due diligence activities [106]. Accounting and Risk Management - As of December 31, 2025, the company did not have any critical accounting estimates to disclose [113]. - The company adopted ASU 2020-06 on June 7, 2024, with no effect on the presented financial statements [114]. - The company adopted ASU 2023-07 on December 31, 2025, which requires additional disclosures on segment expenses and performance measures [115]. - As of December 31, 2025, the company was not subject to any market or interest rate risk, with investments in U.S. government treasury obligations [117].

IPO and Financial Proceeds - The company completed its Initial Public Offering (IPO) on February 12, 2025, raising gross proceeds of $230 million from the sale of 23 million units at $10.00 per unit[104]. - A total of $231.15 million from the IPO and private placement was placed in a trust account for the benefit of public shareholders[107]. - The company incurred transaction costs of $13,175,520 related to the IPO, including $4.6 million in cash underwriting fees[117]. - Underwriters are entitled to a deferred fee of $0.35 per Unit, totaling $8,050,000, payable only upon completion of an initial business combination[126]. Financial Performance - For the three months ended September 30, 2025, the company reported a net income of $2,403,801, primarily from interest earned on cash held in the trust account[113]. - For the nine months ended September 30, 2025, the company had a net income of $5,921,602, with interest income of $6,341,299 offset by general and administrative expenses of $467,299[114]. - As of September 30, 2025, the company had cash held in the trust account amounting to $237,491,299, which will be used to complete the initial business combination[120]. - As of September 30, 2025, the company had cash of $1,409,116 available for operational expenses and identifying target businesses[121]. Business Strategy and Operations - The company intends to focus its acquisition efforts on the technology industry, particularly in artificial intelligence, cloud services, and automotive technology sectors[103]. - The company has not generated any operating revenues to date and does not expect to do so until after completing an initial business combination[112]. - The company has a completion window of 21 months from the IPO closing date to consummate an initial business combination[108]. Financial Position and Obligations - As of September 30, 2025, the company has no off-balance sheet arrangements, obligations, assets, or liabilities[124]. - The company has no long-term debt or capital lease obligations, with a monthly fee of $10,000 for office space and services starting from February 10, 2025[125]. - As of September 30, 2025, there are no critical accounting estimates disclosed by the company[127]. - The company qualifies as a smaller reporting company and is not required to provide additional market risk disclosures[128].

ARCHIMEDES TECH SPAC PARTNERS II CO. Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _______________ to _______________ Commission File Number: 001-42514 (Exact name of registrant as specified ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _______________ to _______________ Commission File Number: 001-42514 ARCHIMEDES TECH SPAC PARTNERS II CO. (Exact name of registrant as specifie ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to _________ Commission file number: 001-42514 ARCHIMEDES TECH SPAC PARTNERS II CO. (Exact name of registrant as specified in its charter) Cayman Island ...

As filed with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended, on February 5, 2025. Registration No. 333-282885 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 4 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Archimedes Tech SPAC Partners II 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 Indust ...

As filed with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended, on February 3, 2025. Registration No. 333-282885 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Number) Long Long Chief Executive Officer Archimedes Tech SPAC Partners II Co. 2093 Philadelphia Pike #1968 Claymont, DE 19703 (725) 31 ...

As filed with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended, on January 17, 2025. Registration No. 333-282885 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 II 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 Indust ...

As filed with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended, on November 27, 2024. Registration No. 333-282885 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 II 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 Indus ...

Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Archimedes Tech SPAC Partners II Co. (Exact name of registrant as specified in its charter) As filed with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended, on October 29, 2024. (State or other jurisdiction of incorporation or organization) Cayman Islands 6770 N/A (Primary Standard Industrial Classification Code ...