Today: 7 February 2026
Subscribe
Browse Category

Quantum Computing News 12 December 2025 - 19 December 2025

Quantum Computing Stocks Today: IonQ, D-Wave, Rigetti and QUBT Move in US Premarket on Fresh Deals and New Wall Street Targets (Dec. 19, 2025)

Quantum Computing Stocks Today: IonQ, D-Wave, Rigetti and QUBT Move in US Premarket on Fresh Deals and New Wall Street Targets (Dec. 19, 2025)

U.S.-listed quantum computing stocks are back in focus in Friday’s premarket session as traders digest a burst of company-specific headlines—new contracts and partnerships, an M&A-driven photonics land grab, and a new wave of Wall Street coverage that’s putting ambitious 2026 price targets on some of the market’s most volatile tech names. The result: familiar tickers—IonQ (IONQ), D-Wave Quantum (QBTS), Rigetti Computing (RGTI) and Quantum Computing Inc. (QUBT)—are seeing early moves as investors weigh near-term catalysts against the longer-term question that still defines the entire theme: How fast can “quantum promise” turn into durable, recurring revenue? Premarket snapshot: where key quantum
19 December 2025
········
Quantum Computing Stocks Today: IonQ (IONQ), Rigetti (RGTI), D-Wave (QBTS) and Quantum Computing Inc. (QUBT) Rebound at Midday on New Deals and Wall Street Calls (Dec. 18, 2025)

Quantum Computing Stocks Today: IonQ (IONQ), Rigetti (RGTI), D-Wave (QBTS) and Quantum Computing Inc. (QUBT) Rebound at Midday on New Deals and Wall Street Calls (Dec. 18, 2025)

NEW YORK — December 18, 2025 (around midday ET) — Quantum computing stocks on U.S. markets are attempting a bounce Thursday after a sharp, sentiment-driven pullback that hit high-beta tech names. As of the latest available pricing near midday (11:42 a.m. ET timestamps), the four U.S.-listed “pure-play” quantum names are all higher on the session, with traders reacting to a mix of partnership news, M&A headlines, and fresh analyst coverage that frames quantum as a long-duration “compute” theme tied to the AI buildout. At the same time, today’s coverage makes clear the debate is still wide open: bulls argue quantum becomes
18 December 2025
········
Quantum Computing Stocks Today (Dec. 18, 2025): IonQ’s $60M Europe Expansion, Analyst Forecasts, and the Key Risks Driving Quantum Stocks

Quantum Computing Stocks Today (Dec. 18, 2025): IonQ’s $60M Europe Expansion, Analyst Forecasts, and the Key Risks Driving Quantum Stocks

It’s 5:45 a.m. ET on Thursday, December 18, 2025, and “quantum stocks” are waking up to a familiar push–pull: big long-term promises (quantum advantage, new enterprise customers, government contracts) colliding with near-term market nerves about tech spending, rates, and whether the latest computing boom is getting ahead of itself. Reuters Below is the most current news, forecasts, and analysis in circulation today (12/18/2025) shaping the U.S.-listed quantum pure plays—IonQ (IONQ), D-Wave Quantum (QBTS), Rigetti Computing (RGTI), and Quantum Computing Inc. (QUBT)—plus what investors are watching next. Market backdrop: why “quantum stocks” are moving with (and against) big-tech sentiment Quantum computing
18 December 2025
····
Quantum Stocks on the US Market Today: IonQ, Rigetti, D‑Wave, QCi and Arqit Slide After Close as Analyst Coverage Expands (Dec. 17, 2025)

Quantum Stocks on the US Market Today: IonQ, Rigetti, D‑Wave, QCi and Arqit Slide After Close as Analyst Coverage Expands (Dec. 17, 2025)

NEW YORK — Wednesday, Dec. 17, 2025 (6:00 p.m. ET): Quantum-related stocks ended sharply lower after the U.S. market close, extending a choppy pullback that has rattled high-beta “future tech” themes in recent weeks. The selling came even as Wall Street broadened fresh analyst coverage of the sector and two of the most closely watched names released notable corporate updates tied to commercialization and scaling. Investopedia Below is what moved U.S.-listed quantum stocks today, what analysts are forecasting for 2026 and beyond, and the key catalysts investors are watching next. Quantum stock prices at 6:00 p.m. ET Quantum pure-plays and adjacent names largely fell in tandem, underperforming
18 December 2025
····
D-Wave Quantum (QBTS) Stock News Today (Dec. 17, 2025): Wedbush Outperform Call, Jefferies $45 Target, and What Investors Are Watching in 2026

D-Wave Quantum (QBTS) Stock News Today (Dec. 17, 2025): Wedbush Outperform Call, Jefferies $45 Target, and What Investors Are Watching in 2026

D‑Wave Quantum Inc. (NYSE: QBTS) is back in the spotlight on Wednesday, December 17, 2025, as a fresh wave of Wall Street coverage collides with the sector’s defining feature: extreme volatility. After a strong rebound on Tuesday, QBTS pulled back in Wednesday’s session. As of 19:58 UTC (2:58 p.m. ET), shares were trading around $24.22, down about 5.1% on the day after opening near $26.29, with heavy volume and wide intraday swings. The selling pressure didn’t come from a single headline. Instead, it reflects a familiar pattern in high‑momentum “frontier tech” trades: new bullish analyst notes spark a rally, and
17 December 2025
····
IBM Stock (NYSE: IBM) Today: Confluent Deal, AI Momentum, Quantum Roadmap, and Analyst Forecasts on Dec. 16, 2025

IBM Stock (NYSE: IBM) Today: Confluent Deal, AI Momentum, Quantum Roadmap, and Analyst Forecasts on Dec. 16, 2025

International Business Machines Corporation (NYSE: IBM) is back in focus on December 16, 2025 (16.12.2025) as investors weigh a near-term pullback in the shares against a busy pipeline of AI-driven initiatives—most notably IBM’s planned $11 billion acquisition of Confluent and a broader push to position IBM as the enterprise “stack” for hybrid cloud + data + AI agents. IBM Newsroom While the day’s trading action is modestly negative, the underlying debate is bigger: Is IBM’s transformation into a software- and platform-led AI infrastructure company durable enough to justify its premium—and can the company execute another large integration without diluting returns?
16 December 2025
······
Quantum Stocks Today in the U.S. Stock Market: IONQ, QBTS, RGTI, QUBT and ARQQ Move on Jefferies Coverage and Deal News (Dec. 16, 2025)

Quantum Stocks Today in the U.S. Stock Market: IONQ, QBTS, RGTI, QUBT and ARQQ Move on Jefferies Coverage and Deal News (Dec. 16, 2025)

NEW YORK — Dec. 16, 2025 (early afternoon ET) — Quantum computing stocks are back in the spotlight Tuesday as a fresh wave of Wall Street coverage lands on the sector and deal news adds another catalyst for the most speculative names. The headline driver: Jefferies initiated coverage on key “pure-play” quantum computing companies, handing Buy ratings to IonQ (IONQ) and D-Wave Quantum (QBTS) while starting Rigetti (RGTI) at Hold. Investing.com The moves are happening even as the broader market trades with a cautious tone after economic data, with IonQ specifically highlighted among notable movers on the day. Barron’s Quantum stocks snapshot (U.S.-listed) — prices as of ~2:26
16 December 2025
·······
D-Wave Quantum (QBTS) Stock News on Dec. 16, 2025: Jefferies Starts Coverage With a Buy, Wall Street Targets Stack Up, and the Bull–Bear Tug-of-War Intensifies

D-Wave Quantum (QBTS) Stock News on Dec. 16, 2025: Jefferies Starts Coverage With a Buy, Wall Street Targets Stack Up, and the Bull–Bear Tug-of-War Intensifies

D-Wave Quantum Inc. (NYSE: QBTS) is back in the quantum-computing spotlight on December 16, 2025, after Jefferies initiated coverage with a Buy rating and a $45 price target—a fresh endorsement in a sector that’s been equal parts hype engine and stress test for investor patience. Investing.com+2TradingView+2 As of the latest available trading data on Dec. 16, QBTS was trading around $24 a share (after a $23.74 prior close), underscoring the scale of upside implied by the new target—and the volatility that comes with “future-of-compute” stocks. But today’s news cycle isn’t a one-note bull chorus. Alongside the Jefferies call, commentary published
16 December 2025
···
IonQ Stock News Today (IONQ) — Dec. 16, 2025: Jefferies Starts Coverage With a $100 Target as Shares Rebound After Insider-Sale Headlines

IonQ Stock News Today (IONQ) — Dec. 16, 2025: Jefferies Starts Coverage With a $100 Target as Shares Rebound After Insider-Sale Headlines

IonQ, Inc. (NYSE: IONQ) is back in motion on December 16, 2025—rebounding after a sharp selloff that was fueled less by a “fundamental surprise” and more by the kind of headline cocktail that makes high-volatility stocks wobble: insider-trading filings, fresh global competition signals, and a market that’s currently treating “quantum” like a live wire. As of today’s session, IonQ shares are trading around $48.79, up about 5.9% from the prior close. That bounce matters because it arrives right as Jefferies initiates coverage on IonQ with a Buy rating and a $100 price target, effectively tossing a fresh canister of oxygen
16 December 2025
·····
D-Wave Quantum Inc (QBTS) Stock News Today: Analysts Boost Targets, Insider Selling Filings Hit, and What 2026 Forecasts Really Say (Dec. 15, 2025)

D-Wave Quantum Inc (QBTS) Stock News Today: Analysts Boost Targets, Insider Selling Filings Hit, and What 2026 Forecasts Really Say (Dec. 15, 2025)

D-Wave Quantum Inc. (NYSE: QBTS) is having one of those “welcome to the frontier” trading sessions that quantum-computing investors have come to recognize: big intraday swings, heavy debate about what’s real today versus what’s possible later, and a steady drip of analyst notes and filings that can move a high-volatility stock fast. As of Monday, Dec. 15, 2025, QBTS shares were trading around $24, down roughly 8% on the day after opening near $26.5 and touching an intraday high around $26.6. StockAnalysis Below is a full, publication-ready roundup of the latest QBTS stock news, the most current analyst forecasts, and
15 December 2025
····
IonQ Stock (IONQ) News Today — Dec. 15, 2025: Shares Slide, Analyst Targets Stay Lofty, and Quantum Hype Meets a Volatility Test

IonQ Stock (IONQ) News Today — Dec. 15, 2025: Shares Slide, Analyst Targets Stay Lofty, and Quantum Hype Meets a Volatility Test

December 15, 2025 — IonQ, Inc. (NYSE: IONQ) stock dropped sharply in Monday trading, with shares recently changing hands around $45.99 after opening near $50.87. The intraday range stretched from $50.97 down to $45.23, underscoring how quickly sentiment can swing in the pure‑play quantum computing group. The backdrop is a familiar one for late‑stage momentum trades: excitement around quantum computing’s long-term promise colliding with near-term realities—thin commercial revenue today, big execution requirements tomorrow, and valuation assumptions that can change in a single session. A widely circulated analysis published early Monday argued that quantum computing will likely take years to mature
15 December 2025
····
Rigetti Computing (RGTI) Stock News on Dec. 12, 2025: Mizuho’s $50 Target, Fresh Catalysts, and the Big Risks Behind the Quantum Rally

Rigetti Computing (RGTI) Stock News on Dec. 12, 2025: Mizuho’s $50 Target, Fresh Catalysts, and the Big Risks Behind the Quantum Rally

(SEO): Rigetti Computing (NASDAQ: RGTI) is in focus on Dec. 12, 2025 after a bullish Mizuho initiation. Here’s the latest news, forecasts, and what to watch next. Rigetti Computing, Inc. (NASDAQ: RGTI) is back in the spotlight on December 12, 2025, as Wall Street’s appetite for “pure-play” quantum computing exposure collides with a sector reality: massive long-term potential, inconsistent near-term revenue, and price swings that can feel more like momentum trading than a traditional fundamentals story. As of Friday, Dec. 12, RGTI traded around $26.64, down slightly on the session after a volatile stretch, with intraday trading ranging roughly from
12 December 2025
·····
1 … 10 11 12 13 14 … 27

Stock Market Today

Nebius (NBIS) stock jumps 16% into weekend as AI trade whipsaws; earnings next week in focus

Nebius (NBIS) stock jumps 16% into weekend as AI trade whipsaws; earnings next week in focus

7 February 2026
Nebius shares jumped 16.6% to $86.10 on Friday, rebounding from a 10.3% drop Thursday. The company will report fourth-quarter and full-year 2025 results before the market opens on Feb. 12. U.S. jobs and inflation data are due next week after a delay from a government shutdown. Recent swings in Nebius stock followed volatility in AI-linked tech names after Alphabet’s spending update.
Go toTop