Security
Archimedes Tech SPAC Partners II Co. Unit · ATIIU
ATIIUNASDAQUnitHistorical · closed Oct 21, 2026CIK 2028516Updated Nov 6, 2026
ATIIU price & chart
Historical security
This listing closed Oct 21, 2026. Live provider charts are shown only for current listings.
About the company
Archimedes II is a Cayman Islands exempted company led by Chairman Eric R. Ball and CEO Long Long and is comprised of technology investors, corporate finance veterans, engineers and SPAC specialists. Archimedes II was formed as a special purpose acquisition company, or SPAC, for the purpose of effecting a merger with one or more businesses in the technology industry. Archimedes II completed its $230 million IPO in February 2025, and its units, ordinary shares and warrants currently trade on the NASDAQ under the ticker symbols “ATIIU,” “ATII” and “ATIIW,” respectively. The team’s prior SPAC, Archimedes Tech SPAC Partners Co., successfully closed its merger with SoundHound AI, Inc. in April 2022. Learn more at https://www.archimedesspac2.com.
In the news
No coverage from other publishers is available.
Recent filings
25-NSE - filed by Nasdaq Stock Market LLC regarding Archimedes Tech SPAC Partners II Co.
Submission of Matters to a Vote of Security Holders · Other Events
Items 5.07, 8.01, 9.01
DEFA14A filing
DEFM14A filing
SCHEDULE 13G/A - filed by TENOR CAPITAL MANAGEMENT Co., L.P. regarding Archimedes Tech SPAC Partners II Co.
Show 5 more recent filings
10-Q filing
Unregistered Sales of Equity Securities · Other Events
Items 3.02, 8.01, 9.01
Other Events
Items 8.01, 9.01
10-Q filing
425 filing
Financials
FY 2025 · USDSource
Source
Source
Source
balance sheet · annual statements
| Line item | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q2 2024 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 |
|---|---|---|---|---|---|---|---|---|---|
| ASSETS | |||||||||
| AssetsUSD | 239,270,951Source | — | 244,677,559Source | 236,897,701Source | — | 243,221,691Source | 234,552,078Source | 241,345,034Source | 429,691Source |
| Current assets: | |||||||||
| Cash and Cash Equivalents, at Carrying ValueUSD | 1,409,116Source | — | 414,970Source | 1,764,859Source | — | 1,077,839Source | 1,863,173Source | 1,362,766Source | — |
| Assets, CurrentUSD | 1,747,881Source | — | 515,491Source | 1,899,234Source | — | 1,218,760Source | 2,020,673Source | 1,474,169Source | — |
| LIABILITIES AND EQUITY | |||||||||
| LiabilitiesUSD | 8,178,569Source | — | 146,568,160Source | 8,209,120Source | — | 8,359,370Source | 8,222,075Source | 8,187,516Source | 483,391Source |
| Stockholders’ equity: | |||||||||
| Preferred Stock, Value, IssuedUSD | 0Source | — | 0Source | 0Source | — | 0Source | 0Source | 0Source | 0Source |
| Common Stock, Value, IssuedUSD | 659Source | — | 659Source | 659Source | — | 659Source | 659Source | 659Source | 575Source |
| Additional Paid in CapitalUSD | 0Source | — | 0Source | 0Source | — | 0Source | 0Source | 0Source | 24,425Source |
| Retained Earnings (Accumulated Deficit)USD | -6,399,576Source | — | -146,053,328Source | -6,256,899Source | — | -7,141,269Source | -6,126,540Source | -6,704,110Source | -78,700Source |
| Stockholders' Equity Attributable to ParentUSD | -6,398,917Source | -30,700Source | -146,052,669Source | -6,256,240Source | -17,700Source | -7,140,610Source | -6,125,881Source | -6,703,451Source | -53,700Source |
| Liabilities and EquityUSD | 239,270,951Source | — | 244,677,559Source | 236,897,701Source | — | 243,221,691Source | 234,552,078Source | 241,345,034Source | 429,691Source |
| Current liabilities: | |||||||||
| Liabilities, CurrentUSD | 128,569Source | — | 138,518,160Source | 159,120Source | — | 309,370Source | 172,075Source | 137,516Source | — |
| Additional Financial Items | |||||||||
| Accrued Liabilities, CurrentUSD | 52,292Source | — | 576,160Source | 72,960Source | — | 305,087Source | 94,149Source | 61,277Source | 23,000Source |
cash flow · annual statements
| Line item | Q4 2025 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 |
|---|---|---|---|---|---|---|---|---|
| Cash flows from operating activities: | ||||||||
| Net Cash Provided by (Used in) Operating ActivitiesUSD | — | — | 0Source | — | — | -208,688Source | -254,007Source | -739,050Source |
| Cash flows from investing activities: | ||||||||
| Net Cash Provided by (Used in) Investing ActivitiesUSD | — | — | 0Source | — | — | 0Source | -231,150,000Source | -231,150,000Source |
| Cash flows from financing activities: | ||||||||
| Net Cash Provided by (Used in) Financing ActivitiesUSD | — | — | 0Source | — | — | -76,239Source | 233,267,180Source | 233,251,816Source |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate EffectUSD | — | — | 0Source | — | — | -284,927Source | 1,863,173Source | 1,362,766Source |
| Additional Financial Items | ||||||||
| General and Administrative ExpenseUSD | — | 159,842Source | 13,000Source | 977,614Source | 150,006Source | 448,673Source | 157,451Source | 785,975Source |
| Investment Income, InterestUSD | — | — | 0Source | — | 2,488,937Source | 2,141,962Source | 1,305,884Source | 8,710,969Source |
| Net Income (Loss) Attributable to ParentUSD | — | 2,403,801Source | -13,000Source | -136,752,922Source | 2,358,578Source | 1,704,803Source | 1,159,223Source | 7,986,738Source |
| Nonoperating Income (Expense)USD | — | 2,563,643Source | 0Source | -135,775,308Source | 2,508,584Source | 2,153,476Source | 1,316,674Source | 8,772,713Source |
| Unrealized Gain (Loss) on Derivatives | — | — | — | —Source | —Source | — | — | — |
income statement · annual statements
| Line item | Q4 2025 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 |
|---|---|---|---|---|---|---|---|---|
| Operating Income (Loss)USD | — | -159,842Source | -13,000Source | -977,614Source | -150,006Source | -448,673Source | -157,451Source | -785,975Source |
| Net Income (Loss) Attributable to ParentUSD | — | 2,403,801Source | -13,000Source | -136,752,922Source | 2,358,578Source | 1,704,803Source | 1,159,223Source | 7,986,738Source |
| Additional Financial Items | ||||||||
| General and Administrative ExpenseUSD | — | 159,842Source | 13,000Source | 977,614Source | 150,006Source | 448,673Source | 157,451Source | 785,975Source |
| Investment Income, InterestUSD | — | — | 0Source | — | 2,488,937Source | 2,141,962Source | 1,305,884Source | 8,710,969Source |
| Nonoperating Income (Expense)USD | — | 2,563,643Source | 0Source | -135,775,308Source | 2,508,584Source | 2,153,476Source | 1,316,674Source | 8,772,713Source |
Offerings
Registration 333-282885
- Gross proceeds
- 200000000.0
- Net proceeds
- 189000000.0
- Deal price
- 10.0
- Shares
- 20000000
- Offering amount
- $200,000,000
- Offering price
- $10.00
- Ticker
- ATIIU
Filing attachments
tm2627487d3_ex4-1.htm · DEFA14A · 2026-10-13
Exhibit 4.1 Final Form NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE UNITED STATES SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE U.S. SECURITIES ACT OR PURSUANT TO AN AVAILABLE…
Read attachment ↗tm2627487d3_ex4-2.htm · DEFA14A · 2026-10-13
Exhibit 4.2 Final Form NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE UNITED STATES SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE U.S. SECURITIES ACT OR PURSUANT TO AN AVAILABLE…
Read attachment ↗tm264900d12_ex99-1.htm · 8-K · 2026-07-14
EX-99.1 2 tm264900d12_ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Forge Nano Secures Additional $23 Million in PIPE Financing at $10.00 Per Share, Closes Series D with Samsung Investment Ahead of Public Listing New commitment brings total PIPE financing to $123 million as Forge Nano continues its path towards its NASDAQ listing All $23 million of new PIPE commitments priced at $10.00 per share Samsung SDI commits $20 million to Forge Nano, including $10 million in Forge Nano's PIPE financ…
Read attachment ↗tm264900d12_ex99-2.htm · 8-K · 2026-07-14
EX-99.2 3 tm264900d12_ex99-2.htm EXHIBIT 99.2 Exhibit 99.2 Execution Version SUBSCRIPTION AGREEMENT This SUBSCRIPTION AGREEMENT (this “Subscription Agreement” or “Agreement”) is entered into this __ day of _______, 2026, by and between ATII Holdings Inc., a Delaware corporation (the “Company”), Forge Nano, Inc., a Delaware corporation (“Forge Nano”), the undersigned (“Subscriber” or “you”) and, solely for purposes of Section 8 hereof, Archimedes Tech SPAC Partners II Co., a Cayman Islands…
Read attachment ↗tm264900d10_ex99-1.htm · 8-K · 2026-06-25
EX-99.1 2 tm264900d10_ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Forge Nano Forms Landmark Strategic Partnership with Samsung SDI to Enable U.S. Production of Advanced Battery Cells Forge Nano to construct North Carolina Gigafactory with Samsung SDI support; manufacturing expected to begin in 2028 Samsung SDI to help Forge Nano establish and begin operations of the Gigafactory, providing operational and manufacturing support Forge Nano to produce Samsung SDI battery cells alongside its e…
Read attachment ↗