Quantinuum Announces Pricing of Upsized Initial Public Offering

Rhea-AI Summary

Quantinuum (Nasdaq: QNT) priced its upsized initial public offering of 28,000,000 Class A shares at $60.00 per share. Underwriters have a 30-day option for up to 4,200,000 additional shares. Trading on the Nasdaq Global Market is expected to begin June 4, 2026, with closing on June 5, 2026.

AI-generated analysis. Not financial advice.

Positive

• IPO priced at $60.00 per share for 28,000,000 Class A shares
• 30-day underwriter option for up to 4,200,000 additional shares
• Nasdaq Global Market listing expected to begin June 4, 2026
• Offering expected to close June 5, 2026, subject to conditions
• SEC declared the registration statement effective on June 3, 2026

Negative

• Public issuance of 28,000,000 Class A shares increases total share count

Key Figures

IPO share count: 28,000,000 shares IPO price: $60.00 per share Over-allotment shares: 4,200,000 shares +5 more

8 metrics

IPO share count 28,000,000 shares Class A common stock in upsized initial public offering

IPO price $60.00 per share Price to the public for Class A common stock

Over-allotment shares 4,200,000 shares Additional Class A shares underwriters may purchase

Over-allotment period 30 days Underwriters’ option window to purchase additional shares

SEC effectiveness date June 3, 2026 Registration statement declared effective by SEC

Trading start date June 4, 2026 Expected first trading day on Nasdaq Global Market under "QNT"

Offering close date June 5, 2026 Expected closing of the offering, subject to conditions

Prospectus phone number (877) 821-7388 Jefferies prospectus department contact

Market Reality Check

normal vol

Market Pulse Summary

This announcement highlights the formal pricing of Quantinuum’s upsized IPO, with 28,000,000 Class A...

Analysis

This announcement highlights the formal pricing of Quantinuum’s upsized IPO, with 28,000,000 Class A shares offered at $60.00 and a 30-day option for 4,200,000 additional shares. Trading was expected to begin on June 4, 2026 under the ticker QNT, following SEC effectiveness of the registration on June 3, 2026. Investors may focus on the final offering size, early trading behavior, and disclosures in the prospectus when assessing this new listing.

Key Terms

initial public offering, over-allotments, Nasdaq Global Market, registration statement, +4 more

8 terms

initial public offering financial

"today announced the pricing of the upsized initial public offering of 28,000,000 shares"

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.

over-allotments financial

"option to purchase up to an additional 4,200,000 shares ... to cover over-allotments"

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.

Nasdaq Global Market financial

"begin trading on the Nasdaq Global Market on June 4, 2026"

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.

registration statement regulatory

"A registration statement relating to this offering 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.

Securities and Exchange Commission regulatory

"was declared effective by the Securities and Exchange Commission on June 3, 2026"

A national government agency that enforces rules for buying, selling and disclosing information about stocks and other investments, acting like a referee and scorekeeper for financial markets. It requires companies to share clear, regular financial and business information and investigates fraud or rule-breaking, which matters to investors because those rules and disclosures help ensure fair prices, reduce hidden risks and make it easier to compare investment choices.

prospectus regulatory

"The offering is being made available 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.

book-running managers financial

"acting as joint lead active book-running managers for the offering"

Book-running managers are the main banks or financial firms that organize and oversee a company's sale of new stocks or bonds. They help set the price, decide how many to sell, and coordinate the process to make sure everything runs smoothly. Their role is important because they guide the company through the complex process of raising money from investors.

co-managers financial

"Craig-Hallum and Rosenblatt are acting as co-managers for the offering"

Co-managers are individuals or entities that share responsibility for overseeing and managing an investment or financial fund. They work together to make decisions about buying or selling assets, much like a team of leaders guiding a shared project. This collaborative approach can help ensure diverse expertise and perspectives, which may benefit investors by potentially improving the fund’s performance and risk management.

AI-generated analysis. Not financial advice.

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BROOMFIELD, Colo., June 3, 2026 /PRNewswire/ -- Quantinuum Inc. ("Quantinuum") today announced the pricing of the upsized initial public offering of 28,000,000 shares of its Class A common stock at a price to the public of $60.00 per share. Quantinuum has granted the underwriters a 30-day option to purchase up to an additional 4,200,000 shares of its Class A common stock to cover over-allotments at the initial public offering price, less underwriting discounts and commissions.

The shares of Class A common stock are expected to begin trading on the Nasdaq Global Market on June 4, 2026 under the ticker symbol "QNT." The offering is expected to close on June 5, 2026, subject to customary closing conditions.

J.P. Morgan and Morgan Stanley (in alphabetical order) are acting as joint lead active book-running managers for the offering; Jefferies and Evercore ISI are also acting as active book-running managers; BofA Securities, UBS Investment Bank, Cantor, Mizuho, Needham & Company, Societe Generale and TD Cowen are acting as joint-book running managers; and Craig-Hallum and Rosenblatt are acting as co-managers for the offering.

A registration statement relating to this offering was declared effective by the Securities and Exchange Commission on June 3, 2026. The offering is being made available only by means of a prospectus. Copies of the prospectus, when available, may be obtained from: J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717 or by email at prospectus-eq_fi@jpmchase.com and postsalemanualrequests@broadridge.com; Morgan Stanley & Co. LLC, 180 Varick Street, 2nd Floor, New York, New York 10014, Attention: Prospectus Department or by email at prospectus@morganstanley.com; Jefferies LLC, Attn: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, New York 10022, by telephone at (877) 821-7388 or by email at Prospectus_Department@Jefferies.com; or Evercore Group L.L.C., Attention: Equity Capital Markets, 55 East 52nd Street, 35th Floor, New York, New York 10055, by telephone at 888-474-0200 or by email at ecm.prospectus@evercore.com.

This press release does 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.

About Quantinuum

Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments. The company has commercially deployed multiple generations of quantum systems built on the well-established QCCD architecture, which it has implemented with novel designs and capabilities to achieve the industry's highest accuracy levels based on average two-qubit gate fidelity as of December 31, 2025. Quantinuum has active engagements with market leaders across pharmaceuticals, material science, financial services, and government and industrial markets. Quantinuum's headquarters is in Broomfield, Colorado, with additional facilities across the United States, United Kingdom, Germany, Japan, Qatar and Singapore.

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SOURCE Quantinuum

FAQ

What are the key details of the Quantinuum (QNT) IPO pricing on June 3, 2026?

Quantinuum priced its upsized IPO at $60.00 per share for 28,000,000 Class A shares. According to Quantinuum, the offering includes a 30-day underwriter option for up to 4,200,000 additional shares at the IPO price, less underwriting discounts and commissions.

When will Quantinuum (QNT) stock start trading on the Nasdaq after its IPO?

Quantinuum Class A common stock is expected to begin trading on June 4, 2026. According to Quantinuum, the shares will trade on the Nasdaq Global Market under the ticker symbol QNT, following the pricing of its upsized initial public offering.

How many shares are included in Quantinuum (QNT) IPO and overallotment option?

The IPO includes 28,000,000 Class A shares, with an option for 4,200,000 more. According to Quantinuum, underwriters have 30 days to purchase additional shares at the initial public offering price, less underwriting discounts and commissions, to cover over-allotments.

Who are the underwriters for the Quantinuum (QNT) initial public offering?

J.P. Morgan and Morgan Stanley are joint lead active book-running managers for the Quantinuum IPO. According to Quantinuum, Jefferies and Evercore ISI are active book-runners, with several other banks acting as joint book-running managers and co-managers.

When is the expected closing date of the Quantinuum (QNT) IPO offering?

The Quantinuum IPO is expected to close on June 5, 2026. According to Quantinuum, the closing remains subject to customary closing conditions, following SEC effectiveness of the registration statement on June 3, 2026 and the planned Nasdaq listing on June 4.