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Quantum Computing News 30 December 2025 - 1 January 2026

IonQ stock ends lower as quantum names cool into the New Year — what’s next for IONQ

IonQ stock ends lower as quantum names cool into the New Year — what’s next for IONQ

NEW YORK, December 31, 2025, 20:15 ET — Market closed IonQ Inc shares fell 0.9% to $44.87 at Wednesday’s close, after hitting a session low of $44.68 and a high of $46.42. Quantum-computing peers Rigetti Computing, D-Wave Quantum and Quantum Computing Inc also ended lower, and about 11.4 million IonQ shares changed hands. The group has traded like a high-beta corner of tech, where sentiment shifts can move prices quickly even without major earnings catalysts. For many investors, customer wins and system-delivery milestones remain the clearest near-term signals of demand. IonQ’s latest headline was a South Korea delivery agreement as
1 January 2026
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Rigetti (RGTI) stock ends 2025 lower as year-end selling hits quantum names — what to watch next

Rigetti (RGTI) stock ends 2025 lower as year-end selling hits quantum names — what to watch next

NEW YORK, December 31, 2025, 20:16 ET — Market closed Rigetti Computing shares closed down 1.2% on Wednesday at $22.15, ending the final session of 2025 lower as investors trimmed exposure to quantum-computing plays in thin year-end trade. StockAnalysis The move mattered more for what it signaled than the size of the drop: holiday-shortened weeks can exaggerate risk-off flows, and speculative technology names often feel it first when liquidity dries up. Reuters With U.S. markets closed on Thursday for New Year’s Day, positioning for the first full session of 2026 will be in focus as investors gauge whether demand returns
1 January 2026
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D-Wave Quantum stock today: QBTS edges lower after hours with CES 2026 in focus

D-Wave Quantum stock today: QBTS edges lower after hours with CES 2026 in focus

NEW YORK, December 31, 2025, 17:21 ET — After-hours D-Wave Quantum Inc (QBTS) shares were down 0.4% at $26.15 in after-hours trading on Wednesday, capping a choppy final session of 2025. The stock traded between $26.05 and $27.42, with about 36 million shares changing hands. The quantum-computing stock is up about 211% year-to-date, but still sits roughly 44% below its 52-week high of $46.75. Short interest stands near 12% of the public float, a setup that can amplify moves when liquidity thins. Finviz Why it matters now is timing. U.S. stock markets are closed on Thursday for New Year’s Day,
31 December 2025
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Rigetti stock price today: RGTI dips in year-end session as tech pullback pressures quantum names

Rigetti stock price today: RGTI dips in year-end session as tech pullback pressures quantum names

NEW YORK, December 31, 2025, 15:21 ET — Regular session. Rigetti Computing Inc (RGTI) shares were down 1.7% at $22.03 by 3:21 p.m. ET on Wednesday, 38 cents below their prior close. The stock traded between $21.96 and $22.65, with about 16.9 million shares changing hands. The move came as Wall Street’s major indexes edged lower in thin year-end trading, keeping pressure on smaller, high-volatility names. “it’s perfectly fine in any bull market to have moments of cost,” said Giuseppe Sette, co-founder and president of Reflexivity. Reuters That matters for Rigetti because late-year liquidity can dry up fast, amplifying intraday
31 December 2025
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Rigetti (RGTI) stock slides today as year-end profit-taking weighs on quantum shares

Rigetti (RGTI) stock slides today as year-end profit-taking weighs on quantum shares

NEW YORK, December 31, 2025, 3:19 PM ET — Regular session. Shares of Rigetti Computing (RGTI.O) were down 1.7% at $22.03 in afternoon trading on Wednesday, as the quantum-computing name tracked a cautious tone in year-end markets. The move comes on the final trading day of 2025, with U.S. markets set to close on Thursday for New Year’s Day and volumes thin in the holiday-shortened week. Reuters That matters now because smaller, high-volatility tech stocks tend to swing more when liquidity is light and investors rebalance portfolios into year-end. “It’s perfectly fine in any bull market to have moments of
31 December 2025
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IonQ stock today: IONQ edges lower in year-end session as South Korea quantum deal stays in focus

IonQ stock today: IONQ edges lower in year-end session as South Korea quantum deal stays in focus

NEW YORK, December 31, 2025, 2:57 PM ET — Regular session IonQ, Inc. shares dipped in afternoon trading on Wednesday as investors navigated the final session of the year with light volumes and a cautious tone. The stock was down 0.1% at $45.26. The muted move matters because IonQ sits in a small group of quantum-computing stocks that have been prone to sharp swings on headlines, with year-end positioning often exaggerating daily price action. Risk appetite was already fragile as U.S. stocks slipped in holiday-thin trading, with technology weighing on the broader market even as the main indexes remained on
31 December 2025
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D-Wave Quantum (QBTS) stock rises in year-end trade as traders look to CES, Qubits 2026

D-Wave Quantum (QBTS) stock rises in year-end trade as traders look to CES, Qubits 2026

NEW YORK, December 31, 2025, 13:14 ET — Regular session Shares of D-Wave Quantum Inc (QBTS) rose about 2.5% to $26.90 in early afternoon trading on Wednesday, outpacing other U.S.-listed quantum-computing pure plays. The stock traded between $26.08 and $27.42 and had seen about 22 million shares change hands. IonQ, Rigetti Computing and Quantum Computing Inc were up less than 1% each. The move matters because quantum-computing stocks have become a high-beta pocket of tech, where shifts in risk appetite can show up quickly in prices. The final trading day of the year can also bring thinner liquidity, which tends
31 December 2025
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D-Wave Quantum (QBTS) stock today: what’s moving shares in early premarket trade

D-Wave Quantum (QBTS) stock today: what’s moving shares in early premarket trade

NEW YORK, December 31, 2025, 07:41 ET — Premarket. Shares of D-Wave Quantum Inc were little changed in premarket trading on Wednesday, holding around $26.25. Other U.S.-listed quantum names were mixed, with IonQ and Rigetti Computing edging higher while Quantum Computing Inc slipped. The quiet start comes after a year of sharp swings for the stock, which is up about 213% year-to-date even after pulling back from a 52-week high of $46.75. About 12% of D-Wave’s free float is sold short — a measure of bearish positioning that can amplify moves when the stock runs. Finviz Why it matters now
31 December 2025
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Rigetti (RGTI) stock ends higher as quantum names stay volatile into year-end

Rigetti (RGTI) stock ends higher as quantum names stay volatile into year-end

NEW YORK, December 30, 2025, 21:48 ET — Market closed Rigetti Computing, Inc. shares closed up 0.7% at $22.41 on Tuesday. About 24.9 million shares changed hands, a level traders flagged as elevated for the stock. The move mattered because quantum-computing “pure plays” have been a fast-money trade in late December, with sharp rallies followed by quick pullbacks as liquidity thins. Investors.com said the group saw a brief surge on Dec. 22 before a three-day sell-off tied to profit-taking and lighter institutional activity during the holidays. Investors Fresh coverage has kept the sector on traders’ screens even as questions linger
31 December 2025
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IonQ stock steadies after South Korea 100-qubit Tempo deal as traders eye $45 level

IonQ stock steadies after South Korea 100-qubit Tempo deal as traders eye $45 level

NEW YORK, December 30, 2025, 20:25 ET — Market closed. IonQ Inc shares were last up about 0.2% at $45.31 after U.S. markets closed on Tuesday, as investors weighed a newly detailed system delivery agreement in South Korea. More than 13.5 million shares changed hands and the stock traded between $45.10 and $47.40. The agreement lands at a sensitive moment for the quantum computing trade. Investors have chased commercialization milestones — and punished perceived slippage — because most companies in the space are still early in converting research wins into durable revenue. Quantum “pure plays” have been volatile into year-end,
31 December 2025
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QBTS stock: D-Wave Quantum steadies near $26 after hours as traders eye CES and Qubits events

QBTS stock: D-Wave Quantum steadies near $26 after hours as traders eye CES and Qubits events

NEW YORK, December 30, 2025, 18:16 ET — After-hours Shares of D-Wave Quantum Inc (QBTS) edged up 0.3% to $26.25 in after-hours trading on Tuesday, after a choppy session that ranged from $26.03 to $27.46. About 36 million shares changed hands. The move keeps the stock in focus as quantum-computing pure plays swing sharply into year-end. Investor’s Business Daily said the group has seesawed since a late-December pop as traders took profits and holiday volumes thinned. Investors.com D-Wave is still up more than 200% in 2025, magnifying day-to-day moves tied to risk appetite and headlines on when quantum systems translate
31 December 2025
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Rigetti stock today: RGTI steadies as Fed minutes and year-end flows keep quantum names jumpy

Rigetti stock today: RGTI steadies as Fed minutes and year-end flows keep quantum names jumpy

NEW YORK, December 30, 2025, 14:34 ET — Regular session Rigetti Computing shares edged up 0.3% to $22.34 on Tuesday afternoon, after swinging about 3% between the day’s high and low. IonQ rose 1.2% and D-Wave Quantum gained 1.6%. The muted move matters because quantum-computing stocks have become a high-beta pocket of the market, prone to sudden swings when liquidity thins and rate expectations shift. With the calendar turning, traders are re-pricing how much room the Federal Reserve has to ease in 2026. U.S. stocks were subdued in holiday-thin trading, with investors rotating within technology after a late-year run-up, Reuters
30 December 2025
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Stock Market Today

South32 share price drops 4% in ASX rout — what investors watch before results

South32 share price drops 4% in ASX rout — what investors watch before results

7 February 2026
South32 shares fell 4.1% to A$4.41 Friday as Australian miners dropped in the worst ASX session since April 2025. The S&P/ASX 200 lost 2%, erasing almost A$70 billion in value. South32’s half-year results and interim dividend decision are set for Feb. 12. Markets reopen Monday with investors watching for further volatility.
Wesfarmers share price: what to watch on ASX next week as results loom

Wesfarmers share price: what to watch on ASX next week as results loom

7 February 2026
Wesfarmers shares closed down 1.33% at A$85.04 on Friday, following a sharp drop in the S&P/ASX 200, which fell 2% for its steepest one-day loss in 10 months. Investors are watching for Australia’s household spending data next week and Wesfarmers’ half-year results due Feb. 19.
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