Iron Dome Acquisition I Corp (Nasdaq:IDACU), a special purpose acquisition company, closed its $150 million initial public offering of 15,000,000 units at $10.00 per unit. The units began trading on Nasdaq on May 15, 2026.
Each unit includes one Class A ordinary share and one-half redeemable warrant exercisable at $11.50 per share. Underwriters have a 45-day option to buy up to 2,250,000 additional units.
Loading...
Loading translation...
Positive
IPO raises $150 million through sale of 15,000,000 units at $10.00
Nasdaq listing under ticker IDACU provides liquidity and visibility
Units include warrants, offering additional upside participation for investors
45-day option for 2,250,000 extra units may increase total capital raised
Negative
Potential dilution from underwriters’ 45-day option for 2,250,000 additional units
News Market Reaction – IDACU
-0.15%
-0.15%Session close to close
In the May 19 session, IDACU declined 0.15%, reflecting a mild negative market reaction.
This announcement confirms the closing of a $150 million SPAC IPO at $10.00 per unit, with units tra...
Analysis
This announcement confirms the closing of a $150 million SPAC IPO at $10.00 per unit, with units trading on Nasdaq under IDACU and attached warrants exercisable at $11.50. With trading currently light relative to a much higher average volume, investors may track how liquidity develops, where the price stabilizes within the $9.98–$10.51 range, and any future business combination targets in cybersecurity, defense tech, AI or data infrastructure.
Key Figures
IPO size:$150 millionUnits offered:15,000,000 unitsUnit price:$10.00 per unit+5 more
8 metrics
IPO size$150 millionInitial public offering of Iron Dome Acquisition I Corp.
Units offered15,000,000 unitsInitial public offering size
Unit price$10.00 per unitIPO pricing
Warrant exercise price$11.50 per shareEach whole warrant to buy one Class A ordinary share
Over-allotment option period45 daysUnderwriters’ option to purchase additional units
Over-allotment units2,250,000 unitsAdditional units available to underwriters
SEC effectiveness dateMay 14, 2026Registration statement declared effective by the SEC
IPO trading start dateMay 15, 2026Units began trading on Nasdaq under ticker IDACU
Key Terms
initial public offering, nasdaq global market, redeemable warrant, prospectus, +2 more
6 terms
initial public offeringfinancial
"today announced the closing of its initial public offering of 15,000,000 units"
An initial public offering (IPO) is when a private company first sells its shares to the public and becomes a stock-listed company. It matters because it allows the company to raise money from a wide range of investors, helping it grow, while giving early shareholders a way to sell some of their ownership.
nasdaq global marketfinancial
"The units began trading on the Nasdaq Global Market (“Nasdaq”) under the ticker symbol"
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.
redeemable warrantfinancial
"one Class A ordinary share and one-half of one redeemable warrant of the Company"
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.
prospectusregulatory
"The public offering was made only by means of a prospectus."
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.
registration statementregulatory
"A registration statement relating to the securities was declared effective"
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.
u.s. securities and exchange commissionregulatory
"declared effective by the U.S. Securities and Exchange Commission (the “SEC”) on May 14, 2026."
The U.S. Securities and Exchange Commission is a government agency responsible for overseeing the stock market and protecting investors. It sets rules to ensure that companies share truthful information and that trading is fair, helping to maintain trust in the financial system. This oversight is important because it helps prevent fraud and ensures that investors can make informed decisions.
New York, New York, May 18, 2026 (GLOBE NEWSWIRE) -- Iron Dome Acquisition I Corp. (the “Company”), a special purpose acquisition company, today announced the closing of its initial public offering of 15,000,000 units at a price of $10.00 per unit. The units began trading on the Nasdaq Global Market (“Nasdaq”) under the ticker symbol “IDACU” on May 15, 2026. Each unit consists of one Class A ordinary share and one-half of one redeemable warrant of the Company. Each whole warrant entitles the holder thereof to purchase one Class A ordinary share at a price of $11.50 per share, subject to certain adjustments. Once the securities comprising the units begin separate trading, the Company expects that its Class A ordinary shares and warrants will be listed on Nasdaq under the symbols “IDAC” and “IDACW,’’ respectively.
The Company was formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses. The Company may pursue an initial business combination in any business, industry, sector or geographical location, but the Company intends to focus its search on a target business in the cybersecurity, defense tech, AI and data infrastructure industries.
Santander acted as sole book-running manager for the offering. The Company has granted the underwriters a 45-day option to purchase up to 2,250,000 additional units at the initial public offering price to cover over-allotments, if any.
The public offering was made only by means of a prospectus. Copies of the prospectus relating to this offering may be obtained from Santander US Capital Markets LLC, 437 Madison Avenue, New York, NY 10022, Attention: ECM Syndicate, by email at equity-syndicate@santander.us, or by telephone at 833-818-1602.
A registration statement relating to the securities was declared effective by the U.S. Securities and Exchange Commission (the “SEC”) on May 14, 2026. This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, 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.
Forward-Looking Statements
This press release contains statements that constitute “forward-looking statements,” including with respect to the anticipated use of the net proceeds from the offering and the Company’s expectations regarding its ability to complete an initial business combination. No assurance can be given that the Company will ultimately complete a business combination transaction in the sector it is targeting, or at all. 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 initial public offering filed with the SEC. Copies of these documents are available on the SEC’s website, at www.sec.gov. The Company undertakes no obligation to update these statements for revisions or changes after the date of this press release, except as required by law.
Contact
Tom Y. Livne Iron Dome Acquisition I Corp. Phone: (410) 671-5481 Email: tom@irondome1.com
FAQ
What did Iron Dome Acquisition I Corp (Nasdaq:IDACU) announce on May 18, 2026?
Iron Dome Acquisition I Corp announced the closing of its $150 million IPO. According to the company, it sold 15,000,000 units at $10.00 per unit, each including one Class A ordinary share and one-half redeemable warrant.
How is the Iron Dome Acquisition I Corp (IDACU) SPAC IPO structured?
The IPO consists of 15,000,000 units priced at $10.00 each. According to the company, every unit includes one Class A ordinary share and one-half redeemable warrant, with each whole warrant exercisable for one Class A share at $11.50.
On which exchange and ticker does Iron Dome Acquisition I Corp trade after its IPO?
Iron Dome Acquisition I Corp units trade on the Nasdaq Global Market under ticker IDACU. According to the company, once separated, Class A ordinary shares and warrants are expected to trade under symbols IDAC and IDACW, respectively.
What is the underwriters’ over-allotment option in the Iron Dome Acquisition I Corp (IDACU) IPO?
Underwriters have a 45-day option to purchase up to 2,250,000 additional units. According to the company, these units would be sold at the same $10.00 IPO price, potentially increasing the total capital raised and expanding the public float.
What business sectors will Iron Dome Acquisition I Corp (IDACU) target for its initial business combination?
The SPAC may pursue a deal in any sector or geography. According to the company, it intends to focus on cybersecurity, defense tech, AI, and data infrastructure targets for its initial business combination.
What rights do Iron Dome Acquisition I Corp (IDACU) warrants provide to investors?
Each whole warrant allows the holder to buy one Class A ordinary share at $11.50. According to the company, warrants are issued as one-half per unit and are subject to certain adjustments after the units begin separate trading.
