Archimedes Tech SPAC Partners III Co. Announces the Upsized Pricing of $240 Million Initial Public Offering

Rhea-AI Summary

Archimedes Tech SPAC Partners III Co announced an upsized initial public offering of 24,000,000 units at $10.00 per unit, producing $240 million in gross proceeds. Each unit contains one ordinary share and one-fourth of a redeemable warrant; whole warrants allow purchase of one ordinary share at $11.50. Units are expected to begin trading on Nasdaq under ARCIU on January 23, 2026; ordinary shares and warrants are expected to trade separately as ARCI and ARCIW when separated. The underwriter BTIG has a 45-day option to buy up to 3,600,000 additional units to cover over-allotments. The offering is expected to close January 26, 2026, and the SEC declared the registration statement effective on January 22, 2026.

Positive

• Gross proceeds of $240 million from the IPO
• Listing on Nasdaq under expected tickers ARCIU/ARCI/ARCIW
• Underwriter option for 3,600,000 units supports market demand

Negative

• Issuance of units and warrants will dilute outstanding equity upon separation
• Over-allotment option up to 15% may increase share/warrant supply

News Market Reaction

+4.76%

1 alert

+4.76% News Effect

On the day this news was published, ATIIU gained 4.76%, reflecting a moderate positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

IPO units: 24,000,000 units Unit price: $10.00 per unit Gross proceeds: $240 million +5 more

8 metrics

IPO units 24,000,000 units Initial public offering size

Unit price $10.00 per unit Initial public offering price

Gross proceeds $240 million Total gross proceeds from IPO

Warrant ratio 1/4 redeemable warrant per unit Each unit structure

Warrant exercise price $11.50 per share Price per ordinary share on warrant exercise

Over-allotment option period 45 days Underwriter option duration

Over-allotment units 3,600,000 units Additional units to cover over-allotments

SEC effectiveness date January 22, 2026 Registration statement declared effective

Market Reality Check

Price: $10.93 Vol: Volume 132,535 is 3.76x t...

high vol

$10.93 Last Close

Volume Volume 132,535 is 3.76x the 20-day average of 35,288, signaling elevated interest ahead of the related SPAC IPO. high

Technical Trading above the 200-day MA at 10.23 and near the 52-week high of 10.56, indicating a strong pre-news positioning.

Peers on Argus

Sector peers in Blank Checks show mixed moves: some modest gains (e.g., GRAF at ...

Sector peers in Blank Checks show mixed moves: some modest gains (e.g., GRAF at 0.38%, POLE at 0.09%) and some declines (e.g., JACS at -0.43%, VACH at -0.19%), suggesting ATII’s upside around the IPO headline is more stock-specific than sector-driven.

Market Pulse Summary

This announcement highlights the upsized $240 million IPO of Archimedes Tech SPAC Partners III Co., ...

Analysis

This announcement highlights the upsized $240 million IPO of Archimedes Tech SPAC Partners III Co., including units priced at $10.00 with attached warrants exercisable at $11.50. For ATII, trading above its 200-day MA and near a $10.56 52-week high, the news underscores an active sponsor platform in the SPAC space. Investors may watch how this new vehicle deploys capital and how deal structures compare across related entities.

Key Terms

special purpose acquisition company, redeemable warrant, over-allotments, registration statement, +2 more

6 terms

special purpose acquisition company financial

"a newly organized special purpose acquisition company formed as a Cayman Islands..."

A special purpose acquisition company (SPAC) is a company formed with the sole purpose of raising money through a public offering to buy or merge with an existing private business. It acts like a vehicle that allows private companies to go public more quickly and with less complexity. For investors, it offers an opportunity to invest early in a potential acquisition, though it also carries risks if the intended deal doesn’t materialize.

redeemable warrant financial

"one ordinary share and one-fourth of one redeemable warrant, with each whole warrant..."

A redeemable warrant is a financial tool that gives its holder the right to buy shares of a company at a fixed price within a certain period. If the holder chooses to do so, the company can buy back or cancel the warrant before it expires, often to encourage investment or manage share issuance. For investors, it provides an option to potentially buy shares at a favorable price while offering some flexibility for the issuing company.

over-allotments financial

"option to purchase up to an additional 3,600,000 units... to cover over-allotments, if any."

An over-allotment is a temporary extra batch of shares that the underwriters of a stock offering are allowed to sell beyond the original amount, with the right to buy those shares back later. Think of it as spare tickets sold to meet demand and then reclaimed if needed to keep the market orderly; it helps stabilize the stock price after an offering and can affect short-term supply and potential dilution, which matters to investors tracking price and ownership stakes.

registration statement regulatory

"A registration statement relating to the securities sold in the initial public offering..."

A registration statement is a formal document that companies file with a government agency to offer new shares of stock to the public. It provides essential information about the company's finances, operations, and risks, helping investors make informed decisions. Think of it as a detailed product description that ensures transparency and trust before buying into a company.

prospectus regulatory

"The offering is being made only by means of a prospectus. When available, copies..."

A prospectus is a detailed document that explains a company's plans for offering new shares or investments to the public. It’s important because it provides potential investors with key information about the company’s business, risks, and how they might make money, helping them decide whether to invest. Think of it as a guidebook for understanding what you're buying into.

Nasdaq Global Market financial

"The units are expected to trade on The Nasdaq Global Market (“Nasdaq”) under the ticker..."

The Nasdaq Global Market is a section of the stock exchange where larger, well-established companies are listed and publicly traded. It functions like a marketplace where investors can buy and sell shares of these companies, providing them with access to capital and opportunities for growth. Its role is important because it helps investors identify and invest in reputable companies with strong financial backgrounds.

AI-generated analysis. Not financial advice.

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 each whole warrant entitling the holder thereof to purchase one ordinary share at $11.50 per share. The units are expected to trade on The Nasdaq Global Market (“Nasdaq”) under the ticker symbol “ARCIU” beginning January 23, 2026. No fractional warrants will be issued upon separation of the units and only whole warrants will trade. Once the securities comprising the units begin separate trading, the ordinary shares and the warrants are expected to be traded on Nasdaq under the symbols “ARCI” and “ARCIW,” respectively.

BTIG, LLC is acting as sole book-running manager for the offering. 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.

The Company has granted the underwriter a 45-day option to purchase up to an additional 3,600,000 units at the initial public offering price to cover over-allotments, if any. The offering is expected to close on January 26, 2026, subject to customary closing conditions.

A registration statement relating to the securities sold in the initial public offering was declared effective by the U.S. Securities and Exchange Commission (the “SEC”) on January 22, 2026. The offering is being made only by means of a prospectus. When available, copies of the prospectus may be obtained from: BTIG, LLC, 65 East 55th Street, New York, New York 10022, or by email at ProspectusDelivery@btig.com, or by accessing the SEC’s website at www.sec.gov.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Archimedes Tech SPAC Partners III Co.

Archimedes Tech SPAC Partners III Co. is a blank check company, also commonly referred to as a special purpose acquisition company, or SPAC, formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, recapitalization, reorganization or other similar business combination with one or more businesses. While the Company may pursue a business combination target in any business, industry or geographical location, the Company intends to focus its search for businesses in the technology industry, and its focus will be on the artificial intelligence, cloud services and automotive technology sectors.

Forward-Looking Statements

This press release contains statements that constitute “forward-looking statements,” including with respect to the Company’s initial public offering (“IPO”) and search for an initial business combination. No assurance can be given that the offering discussed above will be completed on the terms described, or at all, or that the net proceeds of the offering will be used as indicated. Forward-looking statements are subject to numerous conditions, many of which are beyond the control of the Company, including those set forth in the Risk Factors section of the Company’s registration statement and preliminary prospectus for the IPO filed with the SEC. Copies are available on the SEC's website, www.sec.gov. The Company undertakes no obligation to update these statements for revisions or changes after the date of this release, except as required by law.

Contacts:

Long Long
Chief Executive Officer
Archimedes Tech SPAC Partners III Co.
(725) 312-2430

FAQ

What did Archimedes Tech SPAC Partners III announce on January 23, 2026 regarding its IPO?

The company priced 24,000,000 units at $10.00 each for gross proceeds of $240 million, with units expected to trade as ARCIU on Nasdaq starting January 23, 2026.

What is included in each IPO unit for Archimedes Tech SPAC Partners III (ARCIU)?

Each unit includes one ordinary share and one-fourth of a redeemable warrant, with whole warrants exercisable at $11.50 per share.

How large is the underwriter over-allotment for the Archimedes Tech SPAC III IPO and how long is the option?

The underwriter has a 45-day option to purchase up to 3,600,000 additional units to cover over-allotments.

When is the Archimedes Tech SPAC Partners III offering expected to close and what SEC action occurred?

The offering is expected to close on January 26, 2026, and the SEC declared the registration statement effective on January 22, 2026.

What tickers will the Archimedes Tech SPAC Partners III securities trade under on Nasdaq?

Units are expected to trade as ARCIU; once separated, ordinary shares as ARCI and warrants as ARCIW.