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(Bloomberg) -- Quantinuum Inc., a quantum computing company backed by Honeywell International Inc., opened 13% above its listing price after raising $1.68 billion in an upsized US initial public offering.Most Read from BloombergGlazer Family Members Study Manchester United Stake SaleRepublican-Led House Votes to Stop Iran War, Rebuking TrumpTrump Begins Rebuilding His Tariff Wall, Citing Forced LaborBroadcom Slides by Most in More Than a Year on AI Outlook MissStock Buyers Step In to Lift Dow Av

Quantinuum stock is expected to start trading on Thursday after the Honeywell-controlled company launches its IPO.

Quantinuum IPO Frenzy Sparks Selloff Across Quantum Computing Stocks

Shares of Quantinuum rose 13.3% in their Nasdaq debut, fetching a valuation of $17.63 billion as Honeywell's quantum computing company became the latest to benefit from robust investor demand. Breakthroughs in the fast-growing technology have spurred bets that quantum machines could eventually outperform conventional computers ‌on certain complex tasks. Quantinuum, like its rival IonQ, makes machines that hit trapped ions with lasers to perform quantum computations, where data can be either 1 or a ​0, as with conventional computers, or both a 1 and a 0 at once.

IonQ (NYSE:IONQ) reports record Q1 revenue while advancing presales and a planned demonstration of its new 256 qubit system. The company announces a planned $1.8b acquisition of SkyWater to deepen semiconductor capabilities and move toward greater vertical integration. IonQ secures a $39m government contract that adds further visibility to its quantum computing pipeline. Quantinuum’s recent IPO introduces a new listed competitor, drawing fresh attention and capital to quantum stocks. IonQ,...

Quantinuum stock, with the ‘QNT’ symbol, will begin trading on the Nasdaq Global Market on Thursday.

From University Lab to Quantum Hype Stock IonQ (NYSE:IONQ) hit the public market in October 2021 via a SPAC merger with dMY Technology Group III, becoming the first pure-play quantum computing stock investors could actually buy. The pitch was bold: a trapped-ion architecture spun out of University of Maryland and Duke research, aimed at solving ... What a $1,000 Bet on IonQ Since Its SPAC Debut Is Worth Today

RGTI stock surges on quantum optimism, but limited adoption, widening losses and lofty valuation raise questions about whether gains can last.

IBM is leaning into its quantum computing efforts with billions in investments, a move that could prompt smaller rivals to specialize or pivot.

From SpaceX to Anthropic, the pipeline of blockbuster initial public offerings is moving fast. The Honeywell -backed upstart is slated to go public on Thursday, according to Nasdaq, meaning the IPO likely will be priced later Wednesday.

This quantum computing stock set a new high-water mark last quarter.

RGTI is set to receive up to $100M from the U.S. Commerce Department to speed quantum R&D, a move aimed at tackling key scaling challenges.

D-Wave noted a second funding award from the government in May, as the quantum computing company continues to build on its R&D efforts.

IonQ (IONQ) has received quite a bit of attention from Zacks.com users lately. Therefore, it is wise to be aware of the facts that can impact the stock's prospects.

IonQ Inc. (NYSE:IONQ) ranks among the best short squeeze stocks to invest in. On May 6, IonQ Inc. (NYSE:IONQ) reported solid first-quarter performance, with revenue of $64.7 million for Q1 2026, up 755% year-over-year from $7.6 million in the previous quarter. This marks the company’s third straight quarter of record-breaking revenue growth. Meanwhile, IonQ Inc. […]

D-Wave Quantum has cornered the market for annealing quantum systems but the company is looking to move beyond its current niche.

Quantinuum is set to make the biggest trading debut for any quantum company this year. As anticipation rises, the company is upsizing its initial public offering to as much as $1.46 billion. Quantinuum indicated Monday that it plans to offer 26.5 million shares at prices ranging from $53 to $55 each, compared with earlier plans to sell roughly 21 million shares for $45 to $50 each.

One CEO has predicted that the quantum computing industry will take a huge step forward this year.

Shares of IBM (NYSE:IBM) are up 7% in early trading Monday to $320 and change, extending a historic May rally into June. Pure-play quantum names IonQ (NYSE:IONQ) and Rigetti Computing (NASDAQ:RGTI) are moving in the opposite direction, with IONQ stock down 4% to around $69 and RGTI stock down 4% to $24 and change. The ... IBM Jumps 7%; IonQ, Rigetti Sell Off as Quantum Trade Concentrates

IonQ is leading the way in quantum computing accuracy.

Rigetti Computing stock has surged more than 50% in a month, fueled by AI hype and a $100 million government grant.

D-Wave Quantum has cornered the market for annealing quantum systems but the company is looking to move beyond its current niche.

IonQ stock has rocketed 64% in a month, and with revenue up 750% year over year, it's the clear commercial leader in quantum computing -- is it headed to $100?

The government can handle more risk than you might be comfortable with.

IonQ (NYSE:IONQ) is taking on a central role in government-backed quantum communication and sovereign quantum infrastructure projects across multiple countries. The company is supplying quantum technology for national and defense-focused networks supported by public funding. This development marks a shift for IonQ from primarily quantum computing R&D and commercial workloads toward critical national security and infrastructure applications. For investors tracking NYSE:IONQ, this move into...

The quantum computing trade has shifted from a speculative bet to an identifiable, investable theme, and the three exchange-traded funds that best capture it each take a different angle on the same transition. Defiance Quantum ETF (NYSEARCA:QTUM) holds a pure-play roster of qubit makers and quantum-adjacent semiconductor companies. ARK Autonomous Technology & Robotics ETF (NYSEARCA:ARKQ) ... Quantum Computing Just Hit Commercial Viability and These 3 ETFs Sit on Top of the Compute Transition

IonQ is becoming a sovereign, "smart money" quantum infrastructure powerhouse for governments and defense agencies worldwide.

IBM is spending billions to lead the quantum computing industry, while smaller rivals struggle for profits. Its scale, cash flow, and partnerships make it a standout bet.

IBM will receive $1 billion in funding to set up a quantum computing foundry.

Quarterly figures reveal a stark contrast in financial trajectories, with one company showing steady momentum and the other marked by dramatic swings.