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Archimedes Tech SPAC Partners II Co. Unit (ATIIU) Stock Price, News & Analysis

ATIIU NASDAQ
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Price Move History

Daily moves over 5%
12 61 sessions, October 13, 2025 to October 16, 2026
Largest daily move
+23.2% close of May 26, 2026
1-year change
-14.9% closing prices, October 13, 2025 to October 16, 2026
1-month change
-20.3% closing prices, September 15, 2026 to October 16, 2026

Company Description

Archimedes Tech SPAC Partners II Co. (Nasdaq: ATIIU) is described as a blank check company and is classified in the Financial Services sector under shell companies. According to available information, it is a newly organized special purpose acquisition company formed as a Cayman Islands exempted company. Its units trade on The Nasdaq Global Market under the ticker symbol ATIIU.

The company has been formed as a special purpose acquisition company, often referred to as a SPAC or blank check company. As stated in its public communications, Archimedes Tech SPAC Partners II Co. completed an initial public offering of units on The Nasdaq Global Market. Each unit consists of one ordinary share and one-half of one redeemable warrant, and each whole warrant entitles the holder to purchase one ordinary share at a specified exercise price.

The company announced the pricing of its initial public offering of units at a fixed price per unit, with an option granted to the underwriter to purchase additional units to cover over-allotments. It later announced the closing of the offering, including the full exercise of the underwriters’ over-allotment option, resulting in total gross proceeds as disclosed in its press release. The registration statements relating to these securities were declared effective by the U.S. Securities and Exchange Commission.

Archimedes Tech SPAC Partners II Co. identifies itself as a special purpose acquisition company, which indicates that its primary corporate purpose is to pursue a future business combination, subject to applicable regulatory and shareholder approvals. However, the specific target industry, geography, or type of operating business it may seek is not detailed in the provided information, and no completed business combination is described in the available sources.

The company’s units began trading on The Nasdaq Global Market under the symbol ATIIU on the date specified in its news release. Once the securities comprising the units begin separate trading, the ordinary shares and warrants are expected, according to the company’s statements, to be listed on Nasdaq under the symbols ATII and ATIIW, respectively. No fractional warrants will be issued upon separation of the units, and only whole warrants are expected to trade.

The offering of Archimedes Tech SPAC Partners II Co.’s securities was conducted through a sole book-running manager, as named in the company’s announcements. The company notes that the offering was made only by means of a prospectus, and that the registration statements relating to the securities were declared effective by the SEC. The press releases emphasize that they do not themselves constitute an offer to sell or the solicitation of an offer to buy the securities in any jurisdiction where such activity would be unlawful without proper registration or qualification.

As a SPAC and blank check company, Archimedes Tech SPAC Partners II Co. is at an early stage of its corporate lifecycle. The available information focuses on its organizational structure, its status as a Cayman Islands exempted company, the terms of its units, and the regulatory and listing framework for its initial public offering on Nasdaq. No additional operating segments, products, services, or revenue-generating activities are described in the provided materials.

Business structure and securities

According to the company’s public announcements, each unit of Archimedes Tech SPAC Partners II Co. consists of:

  • One ordinary share
  • One-half of one redeemable warrant

Each whole warrant entitles the holder to purchase one ordinary share at a stated exercise price. The company has indicated that once the securities comprising the units begin separate trading, the ordinary shares and warrants are expected to trade on Nasdaq under separate symbols (ATII for the ordinary shares and ATIIW for the warrants).

Regulatory and listing framework

The registration statements relating to the securities of Archimedes Tech SPAC Partners II Co. were declared effective by the U.S. Securities and Exchange Commission. The company’s units are listed on The Nasdaq Global Market, and the offering was conducted through a named underwriter acting as sole book-running manager. The company highlights that the offering is made only by means of a prospectus and that the press releases are not themselves offers to sell or solicitations of offers to buy the securities.

Stage of development

Archimedes Tech SPAC Partners II Co. is identified as a newly organized special purpose acquisition company. Based on the available information, its current focus is on its capital markets and listing structure rather than on operating activities. No completed business combination, operating business, or specific acquisition target is described in the provided sources.

Key characteristics

  • Newly organized special purpose acquisition company formed as a Cayman Islands exempted company
  • Classified as a shell company in the Financial Services sector
  • Units listed on The Nasdaq Global Market under the symbol ATIIU
  • Each unit consisting of one ordinary share and one-half of one redeemable warrant
  • Registration statements for the securities declared effective by the SEC

Stock Performance

$9.01
+2.62%
+0.23
Last updated: October 16, 2026 at 13:13
-14.9%
Performance 1 year

Archimedes Tech SPAC Partners II Co. Unit (ATIIU) closed at $9.01 on October 16, 2026. Over the past 12 months, the price has lost 14.9%.

See what a $1,000 investment in ATIIU would be worth today

ATIIU Metrics & Rankings

Price returns through October 16, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.

Financial Highlights

operating income reached -$786K, and net income was $8.0M. The company generated -$739K in operating cash flow. The current ratio was 10.72, measuring current assets divided by current liabilities.

$8.0M
Net Income (FY2025)
-$739K
Operating Cash Flow
—
Revenue (FY2025)

Upcoming Events

Short Interest History

Last 12 Months

Short interest in Archimedes Tech SPAC Partners II Co. Unit (ATIIU) currently stands at 908 shares, up 45.0% from the previous reporting period. Since May 2026, short interest has increased by 1296.9%.

Days to Cover History

Last 12 Months

Days to cover for Archimedes Tech SPAC Partners II Co. Unit (ATIIU) currently stands at 6.4 days, down 17.3% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since May 2026, the figure has increased by 539%. Across the settlements charted above, it has ranged from 1.0 to 7.7 days.

ATIIU Company Profile & Sector Positioning

Archimedes Tech SPAC Partners II Co. Unit (ATIIU) operates in the Shell Companies industry within the broader Financial Services sector and is listed on the NASDAQ.

Investors comparing ATIIU often look at related companies in the same sector, including K&F Growth Acquisition Corp. II Unit (KFIIU), Oaktree Acquisition Corp. III Life Sciences (OACC), SIM Acquisition Corp. I Unit (SIMAU), Roman DBDR Acquisition Corp. II Unit (DRDBU), and M3-Brigade Acquisition V Corp. Units (MBAVU). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate ATIIU's relative position within its industry.

Frequently Asked Questions

What is the current stock price of Archimedes Tech SPAC Partners II Co. Unit (ATIIU)?

The current stock price of Archimedes Tech SPAC Partners II Co. Unit (ATIIU) is $9.01 as of October 16, 2026.

What is the net income of Archimedes Tech SPAC Partners II Co. Unit (ATIIU)?

The FY2025 net income of Archimedes Tech SPAC Partners II Co. Unit (ATIIU) is $8.0M, from its most recent completed fiscal year.

What is the operating cash flow of Archimedes Tech SPAC Partners II Co. Unit (ATIIU)?

The operating cash flow of Archimedes Tech SPAC Partners II Co. Unit (ATIIU) is -$739K. Learn about cash flow.

What is the current ratio of Archimedes Tech SPAC Partners II Co. Unit (ATIIU)?

The current ratio of Archimedes Tech SPAC Partners II Co. Unit (ATIIU) is 10.72, measuring current assets divided by current liabilities. Learn about liquidity ratios.

What is the operating income of Archimedes Tech SPAC Partners II Co. Unit (ATIIU)?

The operating income of Archimedes Tech SPAC Partners II Co. Unit (ATIIU) is -$786K. Learn about operating income.

What is Archimedes Tech SPAC Partners II Co.?

Archimedes Tech SPAC Partners II Co. is described as a blank check company and a newly organized special purpose acquisition company formed as a Cayman Islands exempted company. It is classified as a shell company in the Financial Services sector.

On which exchange does Archimedes Tech SPAC Partners II Co. trade?

According to the company’s public announcements, the units of Archimedes Tech SPAC Partners II Co. trade on The Nasdaq Global Market under the ticker symbol ATIIU.

How are the ATIIU units structured?

Each unit of Archimedes Tech SPAC Partners II Co., trading under the symbol ATIIU, consists of one ordinary share and one-half of one redeemable warrant, as stated in the company’s offering announcements.

What does each warrant of Archimedes Tech SPAC Partners II Co. entitle the holder to do?

Each whole warrant issued by Archimedes Tech SPAC Partners II Co. entitles the holder to purchase one ordinary share at a specified exercise price disclosed in the company’s public offering materials.

What are the expected trading symbols for Archimedes Tech SPAC Partners II Co.’s ordinary shares and warrants?

The company has stated that once the securities comprising the units begin separate trading, the ordinary shares and warrants are expected to be listed on Nasdaq under the symbols ATII and ATIIW, respectively.

Is Archimedes Tech SPAC Partners II Co. an operating company?

Based on the available information, Archimedes Tech SPAC Partners II Co. is a newly organized special purpose acquisition company and blank check company. The provided sources do not describe any operating business or completed acquisition.

What regulatory steps has Archimedes Tech SPAC Partners II Co. completed for its offering?

The company states that registration statements relating to its securities were declared effective by the U.S. Securities and Exchange Commission, and that the offering was made only by means of a prospectus.

Who managed the initial public offering of Archimedes Tech SPAC Partners II Co. units?

According to the company’s press releases, BTIG, LLC acted as the sole book-running manager for the initial public offering of Archimedes Tech SPAC Partners II Co.’s units.

Does Archimedes Tech SPAC Partners II Co. describe any specific acquisition targets?

No specific acquisition targets or operating businesses are described in the provided information. The company is identified generally as a special purpose acquisition company and blank check company.

What jurisdiction is Archimedes Tech SPAC Partners II Co. formed in?

The company is described as a Cayman Islands exempted company, as stated in its announcement regarding the pricing of its initial public offering.