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BROOMFIELD, ColoradoJune 5, 2026 /PRNewswire/ — Quantinuum Inc. (“Quantinuum”) today announced the pricing of its upsized initial public offering of 28,000,000 shares of its Class A common stock at a price of $60.00 per share to the public. Quantinuum has granted the underwriters a 30-day option to purchase up to an additional 4,200,000 shares of Class A common stock at the initial public offering price, less underwriting discounts and commissions, to cover over-allotments.
The Class A common stock is expected to begin trading on the Nasdaq Global Select 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 (listed alphabetically) are acting as lead joint active book-running managers for the offering; Jefferies and Evercore ISI are 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.
The registration statement relating to this offering was declared effective by the U.S. Securities and Exchange Commission on June 3, 2026. The offering is being made only by means of a prospectus. Copies of the final 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, telephone: (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, telephone: 888-474-0200, or by email at ecm.prospectus@evercore.com.
This press release does not constitute an offer to sell or a solicitation of an offer to buy any securities. In any state or jurisdiction where such an offer, solicitation, or sale would be unlawful prior to registration or qualification under the securities laws of that state or jurisdiction, no such offer, solicitation, or sale shall be made.

