Quantinuum Inc. has set the terms for its initial public offering, announcing the sale of 28 million shares of Class A common stock at a price of $60.00 per share. The company also granted the underwriters a 30-day option to purchase up to 4.2 million additional shares at the IPO price to cover over-allotments.
The stock is 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.
Leading the underwriting effort as joint lead active book-running managers are J.P. Morgan and Morgan Stanley. Jefferies and Evercore ISI are also named as active book-running managers. A broader syndicate of joint book-running managers includes BofA Securities, UBS Investment Bank, Cantor, Mizuho, Needham & Company, Societe Generale and TD Cowen. Craig-Hallum and Rosenblatt are serving as co-managers for the transaction.
The Securities and Exchange Commission declared the registration statement for the offering effective on June 3, 2026. The company noted that the offering will be made available only through a prospectus.
Quantinuum describes itself as a quantum computing company providing a full-stack platform to support deployment of quantum computing capabilities. The company is headquartered in Broomfield, Colorado, and lists additional facilities in the United States, United Kingdom, Germany, Japan, Qatar and Singapore.
Offering details
- Shares offered: 28,000,000 Class A common shares.
- IPO price: $60.00 per share.
- Overallotment option: Up to 4,200,000 additional shares, exercisable within 30 days at the IPO price.
- Expected Nasdaq listing date: June 4, 2026, ticker symbol QNT.
- Expected closing date: June 5, 2026, subject to customary closing conditions.
Underwriting syndicate
- Joint lead active book-runners: J.P. Morgan and Morgan Stanley.
- Active book-running managers: Jefferies and Evercore ISI.
- Additional joint book-running managers: BofA Securities, UBS Investment Bank, Cantor, Mizuho, Needham & Company, Societe Generale and TD Cowen.
- Co-managers: Craig-Hallum and Rosenblatt.
This release provides the principal terms of the offering and a description of Quantinuum's operations and geographic footprint. No additional projections, forecasts or forward-looking statements are included here; the company has stated the offering will be made available through a prospectus.