Quantum Computing 15 May 2026

Infleqtion Stock Soared After $100 Million Quantum Move, Eyes Tuesday Event

Infleqtion Inc. is trading higher as the holiday-shortened week starts, bouncing after a big move last week. The U.S. Commerce Department signed letters of intent for $2.013 billion in incentives for quantum-computing firms, and Infleqtion is in line for $100 million in planned funding as one of those recipients. The newly public neutral-atom company was included in the deal.

24 May 2026

NYSE:INFQ·Quantum Computing·Stock Market

Rigetti Stock’s $100 Million Weekend Question: Can RGTI Hold Its Quantum Rally?

Rigetti Computing heads into a holiday-shortened U.S. trading week after one of the sharpest moves among quantum names: RGTI closed regular trading Friday at $26.42, up 19.87% on the day and about 48% from the prior Friday close of $17.85. The after-hours quote slipped to $25.86, a small giveback after a week of heavy turnover.

24 May 2026

NASDAQ:RGTI·Quantum Computing·Stock Market·Technology

AST SpaceMobile and Quantum Computing stocks now seen as Wall Street frontier bets

Tech stocks AST SpaceMobile and Quantum Computing Inc. were sharply higher Friday, each catching more speculative flows. AST SpaceMobile jumped about 11% by late morning, while Quantum Computing Inc. gained close to 16%. Both stirred up bets in satellite-to-phone and quantum computing hardware.

22 May 2026

NASDAQ:ASTS·NASDAQ:QUBT·Quantum Computing·Space Industry·Stock Market·Technology

Quantum Stocks Rally on $2 Billion Washington Move; QBTS, RGTI, INFQ Surge

D-Wave Quantum, Rigetti Computing, and Infleqtion shares all jumped more than 30% on Thursday as traders reacted to fresh U.S. government funding tied to quantum tech. D-Wave ended up 33.37% at $25.74, Rigetti added 30.57% at $22.04, and Infleqtion gained 31.48% to close at $14.70. IBM and GlobalFoundries moved higher, too.

22 May 2026

NASDAQ:INFQ·NASDAQ:QBTS·NASDAQ:RGTI·Quantum Computing·Stock Market

IonQ Shares Pop In Quantum Move; U.S. Funds Go To Rival

IonQ Inc. stock jumped 12.24% to $58.89 at the close Thursday as quantum-computing names caught a bid after reports of new federal funding. That move topped the wider market, with the Dow up 0.55%, S&P 500 up 0.17%, and Nasdaq rising 0.09%.

22 May 2026

NASDAQ:IONQ·Quantum Computing·Stock Market

IBM shares get $1 billion quantum boost from Washington move

IBM shares jumped Thursday, gaining after the company and the U.S. Commerce Department said they plan a $1 billion award for a new quantum-chip foundry. The stock ended the day at $252.97, up from $225.00, with 25.5 million shares changing hands, according to IBM historical data.

22 May 2026

NYSE:IBM·Quantum Computing·Stock Market·Technology

D-Wave Shares Climb After $100 Million U.S. Quantum Deal Adds Washington as Shareholder

D-Wave Shares Draw Investor Interest After Washington Quantum Funding

D-Wave Quantum Inc. traded close to $28 early Friday before the bell, adding to Thursday’s surge. This comes after the company said it signed a letter of intent for $100 million in possible U.S. funding that would include an equity stake for the Commerce Department. Shares ended Thursday at $25.73, up 33.4%. Google Finance had the premarket price at $27.99.

22 May 2026

NYSE:IBM·Quantum Computing·Stock Market

Rigetti Computing Stock Jumps Before RGTI Earnings as Quantum Revenue Test Hits Tonight

Rigetti Shares Rally Pre-Market After $100M U.S. Quantum Contract

Rigetti Computing was up again before the Nasdaq opened Friday as the quantum-computing firm secured a U.S. government funding deal that could total $100 million. The shares finished Thursday at $22.04, up 30.57%. Early Friday, the stock traded at $24.10 pre-market at 4:10 a.m. EDT, another 9.35% jump.

22 May 2026

NASDAQ:RGTI·Quantum Computing·Stock Market

Xanadu Jumps on $300 Million Capital Plan

Xanadu Quantum Technologies Limited shares moved higher Thursday after the company, based in Toronto, launched a $300 million synthetic at-the-market equity facility. Xanadu also said it has developed a new algorithm intended to cut costs for certain quantum applications.

21 May 2026

NASDAQ:XNDQ·Quantum Computing

GlobalFoundries shares jump after U.S. quantum funding news

GlobalFoundries surged 12.7% to $79.75 early Thursday, with more than 3.4 million shares changing hands as investors bought in after new U.S. moves on quantum-chip manufacturing. The stock, listed on the Nasdaq, started at $77.99 and went as high as $82.44, market data showed.

21 May 2026

NASDAQ:GFS·Quantum Computing·Semiconductors·Stock Market·Technology Trends

Quantum computing stocks rally: IonQ, Rigetti, D-Wave, QUBT prices jump as traders look to the week ahead

QUBT Moves After $2 Billion U.S. Quantum Push

Quantum Computing Inc. stock moved higher Thursday morning as traders piled into quantum-computing names. The gains came after the U.S. government said it would take equity stakes in multiple companies in the group. QUBT was last at $10.73, up $1.17, or roughly 12.2%, with volume around 16.0 million shares.

21 May 2026

NASDAQ:QUBT·Quantum Computing·Stock Market

Infleqtion shares react to $100 million quantum funding news in Washington

Infleqtion traded higher early Thursday after the company said the U.S. Department of Commerce gave it a preliminary letter for $100 million in funding tied to neutral-atom quantum computing. The letter includes a provision for the U.S. to receive equity in Infleqtion. INFQ was last at $11.18, up 5.1% ahead of the New York open.

21 May 2026

NASDAQ:INFQ·NYSE:IBM·Quantum Computing·Stock Market

D-Wave Shares Climb After $100 Million U.S. Quantum Deal Adds Washington as Shareholder

D-Wave Quantum Inc. shares were higher in premarket trading Thursday as the company said it got a letter of intent for up to $100 million in planned funding under the U.S. CHIPS and Science Act. The deal would make the federal government a shareholder.

21 May 2026

NYSE:DWQ·Quantum Computing·Stock Market

IBM Stock Tumbles After Earnings Beat as Software Slowdown Reignites AI Fears

IBM, Rigetti, D-Wave gain after $2B quantum investment from Washington

U.S. Commerce said Thursday it has signed letters of intent for $2.013 billion in funding for nine quantum computing companies, taking minority, non-controlling equity stakes in each. The equity stake means the government would take shares in these firms.

21 May 2026

Innovation·NYSE:IBM·Quantum Computing

Quantum Stocks Surge on $2 Billion Play; IonQ Faces Next Hurdle

IonQ shares jumped about 8% in premarket trading Thursday, picking up steam during a wild period for one of the top pure-play quantum-computing names. The stock was quoted at $52.47 ahead of the U.S. market open, up $4.02 from where it closed Wednesday.

21 May 2026

NASDAQ:IONQ·Quantum Computing·Stock Market

Rigetti Shares Rally on U.S. Quantum Funding as Debate Over Value Returns

Rigetti Computing stock moved higher ahead of Thursday’s U.S. open after Reuters reported, via the Wall Street Journal, that the Trump administration will hand out $2 billion in grants to nine quantum-computing firms and plans to take equity in the companies. Rigetti is listed among recipients set to get about $100 million, according to the report.

21 May 2026

NASDAQ:RIGT·Quantum Computing·Stock Market

MicroAlgo Shares Surge 40% as Quantum Release Drives MLGO Spike

MicroAlgo Inc. stock surged 39.95% Wednesday after the Shenzhen-based algorithm developer announced a proposed quantum image edge-extraction algorithm for noisy images. The news fueled heavy trading in MLGO, a small-cap name known for big swings. Shares finished the day at $5.36 after hitting $6.87 earlier, then dipped to $5.22 in after-hours trading, which means trades after the closing bell.

20 May 2026

NASDAQ:MLGO·Quantum Computing·Stock Market·Technology

Rigetti Stock Struggles, Demand for Answers Grows

Rigetti Computing shares ended the week with losses. The quantum computing company dropped 7.37% to close at $17.85 on Friday, pulling back after its earlier earnings rally. U.S. markets were shut on Sunday. Investors are watching last week’s results ahead of an investor event set for Thursday.

18 May 2026

NASDAQ:RGTI·Quantum Computing·Technology

IonQ’s Volatile Week Leaves Bulls Focused on Monday Trade

NYSE is shut outside its 9:30 a.m. to 4 p.m. Eastern window on Sunday, so IonQ Inc. heads into Monday after a rocky week, not an active trading move. The quantum-computing stock finished Friday at $51.95, down 9.6% for the day. Shares are still above May 8’s $49.24 close, after a big rally Monday and a retreat late in the week.

18 May 2026

NYSE:IONQ·Quantum Computing·Stock Market·Technology

MicroAlgo Stock Jumps Before The Bell As Quantum Circuit Algorithm Puts MLGO Back In Play

MicroAlgo Inc. rolled out a new claim on Thursday, touting a multi-objective evolutionary algorithm for automating quantum circuit design. The Shenzhen firm, which trades on the Nasdaq, says the tool targets the creation of the gate-level instructions essential for running software on quantum computers. Shares swung sharply ahead of Friday’s U.S. open after the announcement.

15 May 2026

NASDAQ:MLGO·Quantum Computing·Stock Market·Technology

Quantum Computing 15 May 2026 - 24 May 2026