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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.

Everyone is waiting for the SpaceX IPO. But don’t sleep on big debuts from other unicorns, such as gas engine maker Innio and quantum computer firm Quantinuum.

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 Quantum was tentatively awarded $100 million by the U.S. government. Here’s what the company must do in order to get it.

Based on the average brokerage recommendation (ABR), Rigetti Computing (RGTI) should be added to one's portfolio. Wall Street analysts' overly optimistic recommendations cast doubt on the effectiveness of this highly sought-after metric. So, is the stock worth buying?

Rigetti Computing (NasdaqCM:RGTI) has been selected for up to US$100 million in potential funding under the U.S. CHIPS Act. The company agreed a multi year contract with the U.S. Air Force Research Laboratory tied to its quantum technology. Rigetti launched a 108 qubit quantum computer with general availability on major cloud platforms. The company also signed a new quantum computing contract in India, extending its international reach. Rigetti Computing focuses on building and deploying...

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

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

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.

IBM has been on a tear due to its quantum effort but Barclays analyst Raimo Lenschow is focused on a different part of the business.

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.

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.

QBTS gains momentum after a proposed $100M CHIPS Act award, with growing commercial adoption and higher analyst-implied upside than RGTI.

Today, May 28, 2026, investors weigh recent U.S. quantum funding and long-term sector hopes for this fast-rising name.

The U.S. Department of Commerce recently sent shockwaves through the technology sector by signing letters of intent to inject $2 billion into nine quantum computing and hardware companies under the CHIPS and Science Act. The capital allocation includes a massive $1 billion commitment to a newly formed IBM subsidiary, alongside substantial stakes in pure-play firms like GlobalFoundries, Rigetti Computing, and D-Wave Quantum. Yet it was not the dollar amount that triggered a parabolic surge in pub

RGTI's 108-qubit Cepheus-1 launch and rising QPU demand strengthen its push toward quantum advantage and revenue growth.

Rigetti Computing has secured government backing for its quantum technology, and institutions are quietly positioning for a possible short squeeze.

IBM stock climbs as the tech giant unveils a fresh funding push to support its quantum research and development efforts.

NVIDIA has outperformed the S&P 500 over the past year, and analysts are highly optimistic about the stock’s prospects.

The individuals who know the stock market's scorching-hot quantum computing stocks best are telling a worrisome tale.

Quantum stocks are rising; here are some ETFs to consider.

The government will invest up to $100 million each in D-Wave, Rigetti, and Infleqtion.

While Rigetti Computing's (RGTI) institutional resilience remains high following a Q1 2026 revenue jump to $4.4 million, the capital intensity that drives Rigetti's upside also creates symmetric downside risk. The current market capitalization, fluctuating near $8 billion following the May earnings report, assumes a flawless transition from research-led growth to commercial scale. This analysis examines the specific financial and technical triggers that could force a downward valuation adjustmen

The quantum computing industry is transitioning from theoretical research into utility-scale commercial infrastructure with robust enterprise service adoption.

There are some excellent quantum computing stocks, but here's one to add to the list.

Both firms post steep losses and sky-high valuations, but their approaches to quantum hardware, and risks, differ sharply. Which model stands out?