---
title: "Archimedes Tech SPAC Partners III Co. Announces Closing of Upsized $276 Million Initial Public Offering, Including Full Exercise of Underwriters’ Over-Allotment Option | ARCIU Stock News"
description: "Archimedes Tech SPAC Partners III Co. has successfully closed its upsized initial public offering, raising $276 million by issuing 27.6 million units at $10.00 each. The offering included 3.6 million "
type: "news"
locale: "en"
url: "https://longbridge.com/en/news/273748528.md"
published_at: "2026-01-26T13:24:00.000Z"
---

# Archimedes Tech SPAC Partners III Co. Announces Closing of Upsized $276 Million Initial Public Offering, Including Full Exercise of Underwriters’ Over-Allotment Option | ARCIU Stock News

> Archimedes Tech SPAC Partners III Co. has successfully closed its upsized initial public offering, raising $276 million by issuing 27.6 million units at $10.00 each. The offering included 3.6 million units from the underwriters' over-allotment option. The units began trading on Nasdaq under the ticker symbol "ARCIU" on January 23, 2026. Each unit consists of one ordinary share and one-fourth of a redeemable warrant, with the whole warrant allowing purchase of an ordinary share at $11.50. The company aims to focus on technology sector acquisitions, particularly in AI, cloud services, and automotive technology.

CLAYMONT, Del, Jan. 26, 2026 (GLOBE NEWSWIRE) -- Archimedes Tech SPAC Partners III Co. (Nasdaq: ARCIU) (the “Company”) today announced the closing of its upsized initial public offering of 27,600,000 units, which includes 3,600,000 units issued pursuant to the full exercise by the underwriters of their over-allotment option. The offering was priced at $10.00 per unit, resulting in gross proceeds of $276,000,000, before deducting underwriting discounts and estimated offering expenses.

The Company’s units began trading on The Nasdaq Global Market (“Nasdaq”) on January 23, 2026 under the ticker symbol “ARCIU.” Each unit consists of one ordinary share and one-fourth of one redeemable warrant. Each whole warrant will entitle the holder thereof to purchase one ordinary share at $11.50 per share. Once the securities comprising the units begin separate trading, the ordinary shares and warrants are expected to be listed 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 served as legal counsel to the Company, and White & Case LLP served as legal counsel to the underwriters.

The offering was made only by means of a prospectus, copies of which 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. The registration statements relating to the securities sold in the initial public offering were declared effective by the U.S. Securities and Exchange Commission (the “SEC”) or automatically effective on January 22, 2026.

This press release shall not constitute an offer to sell or the 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 anticipated use of the net proceeds of the offering and the Company’s search for an initial business combination. No assurance can be given 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 prospectus for the Company’s offering 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

### Related Stocks

- [ARCIU.US - Archimedes Tech SPAC Partners III - Unit](https://longbridge.com/en/quote/ARCIU.US.md)

## Related News & Research

| Title | Description | URL |
|-------|-------------|-----|
| 创纪录的 IPO 回归：为什么散户投资者可能正在走入陷阱 | 创纪录的首次公开募股回归：为什么散户投资者可能正走入陷阱 | [Link](https://longbridge.com/en/news/276539891.md) |
| Averin Capital 收购公司完成了首次公开募股 | Averin Capital Acquisition 完成首次公开募股（IPO） | [Link](https://longbridge.com/en/news/276488533.md) |
| 报道：AI 军事用途存分歧，美国国防部接近与 Anthropic 切断关系 | 报道称，双方关系破裂源于数月来围绕美国军方如何使用 Claude 工具的激烈谈判。Anthropic 特别希望确保其人工智能不会被用于大规模监控公民，或用于开发无需人类参与即可部署的武器。美国政府方面则希望能够将 Claude 用于 “所有 | [Link](https://longbridge.com/en/news/276069534.md) |
| 由于东南亚市场的滞后，首次公开募股的候选公司纷纷前往海外 | 东南亚的公司由于在本地市场表现不佳，越来越多地寻求海外上市。Jollibee Foods 和 Maya 正在瞄准美国市场，而 Merdeka Gold Resources 和 Minor International 则考虑在香港上市。该地区 | [Link](https://longbridge.com/en/news/276591569.md) |
| 手头有 5000 美元？以下是目前值得购买的 5 只人工智能（AI）股票 | 许多人工智能股票在 2026 年迄今表现不佳 | [Link](https://longbridge.com/en/news/276505431.md) |

---

> **Disclaimer**: This article is for reference only and does not constitute any investment advice.