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Quantum Computing 17 September 2025 - 4 October 2025

Quantum Computing Inc. (QUBT): 2025’s Wild 3,200% Quantum Stock Surge – Boom or Bubble?

Quantum Computing Inc. (QUBT): 2025’s Wild 3,200% Quantum Stock Surge – Boom or Bubble?

QUBT’s share price has been on a rollercoaster in 2025, reflecting both speculative hype and sudden reversals. After an explosive rally in late 2024, QUBT entered 2025 at lofty levels and promptly cratered: shares plunged about –37% in January 2025 and –42% in February 2025 Portfolioslab, wiping out roughly two-thirds of its value in the first two months. This steep pullback from the late-2024 peak was likely a combination of profit-taking and sober reflection on the minimal fundamentals supporting the price.
4 October 2025
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Quantum Rocket or Bubble? RGTI’s Stunning Surge Explained—And How It Stacks Up to IonQ, D‑Wave, and QUBT

Quantum Rocket or Bubble? RGTI’s Stunning Surge Explained—And How It Stacks Up to IonQ, D‑Wave, and QUBT

Rigetti is a full‑stack, superconducting, gate‑based quantum‑computing company. It manufactures chips in‑house, exposes systems via its cloud and major clouds, and now sells on‑prem systems to labs and corporates. Recent news shows early commercial demand and government validation—key steps in moving from pure R&D to monetization. Amazon Web Services, Inc.+2GlobeNewswire+2
4 October 2025
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Rigetti Computing’s Quantum Leap: Stock Soars on Breakthroughs and Bold Bets

Rigetti (RGTI) Quantum Stock Rockets on Big Deals – Is the $10B Hype Real?

Key Facts: Rigetti’s stock is near record highs, giving it a market capitalization around $11.5 billion public.com. 2025 has seen an enormous rally, fueled by major contracts. In late September 2025 Rigetti announced $5.7M in new Novera quantum computer orders datacenterdynamics.com insidermonkey.com and a $5.8M U.S. Air Force quantum networking deal rigetti.com. By Q2 2025 Rigetti’s revenues were still very small and losses large, but it raised ~$385M in equity and had $571.6M cash, no debt globenewswire.com. Analysts’ consensus is “Strong Buy”, though average 12-month targets sit well below current prices public.com.
3 October 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Quantum Computing Frenzy: D-Wave (QBTS) Stock Surges 289% in 2025 on Breakthrough Deals

D-Wave’s stock has undergone a parabolic rally in recent months. After trading in the low-mid $15s in early September 2025, QBTS broke sharply higher around Sept 16–17, climbing above key resistance and trading range highs investopedia.com stockanalysis.com. It rapidly hit a new 52-week and all-time high by Oct 3 stockanalysis.com. Technical observers note this move came on record volumes and in tandem with bullish signals: the breakout above the prior range came as RSI moved into overbought territory, but with room before prior peaks investopedia.com. Indeed, volume on Oct 3 was the highest in months investopedia.com. One analysis even used price-pattern projections to forecast a potential ~$41 target by late October if the uptrend continues investopedia.com. Short-term support is now well above the old $20 resistance level; losing that could see buyers test $20–$14 areas investopedia.com. At the same time, volatility remains high – for example, on Oct 2 the stock jumped ~14% on the police announcement, after a 7% gain the day before stockanalysis.com.
3 October 2025
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Quantum Computing Inc (QUBT) Stock Skyrockets on $500M Fundraising and New Tech Debut – Can the Rally Last?

Quantum Computing Inc (QUBT) Soars 24% on $500M Funding & New “Quantum Secure” Tech – Will It Hit $40?

Quantum Computing Inc has a multi-billion-dollar market cap, driven by the funding and product buzz. On Oct 2 it closed $19.98 stoculator.com. Year-to-date through early October 2025 it is up ~54% finviz.com. However, QCi’s fundamentals remain speculative. Q2 2025 results showed only $61K in revenue and a net loss of $36.5M, largely due to mark-to-market warrant costs finviz.com. Operating expenses were $10.2M, more than double last year’s quarter finviz.com. Cash was $348.8M at June 30, 2025 after a $188M fundraising finviz.com. With the new $500M, QCi’s cash runway is very strong, bolstering its balance sheet even as revenue remains minimal quantumcomputinginc.com finviz.com.
3 October 2025
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Quantum Computing Inc (QUBT) Stock Skyrockets on $500M Fundraising and New Tech Debut – Can the Rally Last?

Quantum Computing Inc (QUBT) Stock Skyrockets on $500M Fundraising and New Tech Debut – Can the Rally Last?

Key Facts: Quantum Computing Inc has seen explosive moves recently. As of Oct 3, 2025, its stock trades around $19.98, up ~5% on the day google.com. This follows a volatile period: QUBT plunged ~11.4% on Oct 2 after news of its funding round and product launch swingtradebot.com, then rebounded Oct 3 amid a sector rally fastcompany.com. Trading volume has been very high. The shares have swung dramatically over 2025, from a 52-week low of $0.65 to a high of $27.15 google.com. Market cap is roughly $3.7 billion google.com. QUBT is included in several indexes: it joined the Russell 3000/2000 on June 30, 2025 quantumcomputinginc.com and the S&P Global BMI Index in late Sept ainvest.com. Recent headline events for QUBT include an oversubscribed $500M private placement in late Sept quantumcomputinginc.com, debut of a new “Quantum Secure Solution” at the ECOC conference swingtradebot.com quantumcomputinginc.com, and an Oct 1 SEC filing for existing shareholders to sell 26.87M shares investing.com. Corporate changes: long-time CEO Bill McGann retired in May, with Dr. Yuping Huang named Interim CEO quantumcomputinginc.com.
3 October 2025
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Rigetti (RGTI) Quantum Computing Stock Soars on Major Orders and Partnerships

Rigetti (RGTI) Quantum Computing Stock Soars on Major Orders and Partnerships

Rigetti Computing has been very active in recent weeks. On Sept. 30 the company confirmed it booked two Novera™ system orders for 9‑qubit machines Globenewswire. Rigetti did not disclose the buyers’ names, only saying one is “an Asian technology manufacturing company” and the other is a California AI/startup Globenewswire. These Novera units are “upgradeable” and will be delivered in H1 2026 Globenewswire. CEO Subodh Kulkarni noted that even though $5.7M is small relative to Rigetti’s multibillion-dollar market cap, this deal represents roughly 72% of the company’s annual revenue run-rate Nasdaq. Kulkarni called the deal evidence of “increased demand for on-premises quantum computing systems as the industry matures” Globenewswire.
3 October 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Quantum Boom! D-Wave (QBTS) Stock Rockets 2,600% – Is the Rally Just Beginning?

D-Wave’s stock has been one of the market’s hottest stories. After languishing at single digits a year ago, QBTS has exploded higher. In late September 2025, the stock began a powerful run: it was in the mid-$18s in mid-September, climbed steadily, and then spiked ~14% on Oct 2, 2025 to close at a record $29.21 tokenist.com. This was a fresh all-time high. In early pre-market trading on Oct 3, the momentum continued: QBTS ticked up to about $30.35 tokenist.com, implying another ~3.9% gain. By mid-morning it was around $30.6 benzinga.com.
3 October 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Quantum Leap for Investors: D-Wave (QBTS) Stock Rockets Amid Breakthroughs, Big Cash & Booming Demand

On Oct 2, 2025, D-Wave’s share price climbed sharply. It opened around $26.20 and hit a high of $28.58 before closing at $28.57, up +11.47% from the prior day investing.com. The trading volume was well above recent daily averages, indicating robust investor interest. This move follows gains on Oct 1 from a $25.63 close investing.com, and a period of volatile up-and-down swings in late September. Notably, the stock’s 50-day moving average is now well below the current price marketbeat.com, signaling strong momentum. By Oct 2, QBTS was trading near its 12‑month high marketbeat.com, after having traded as low as $0.87 a year ago marketbeat.com. Key technicals reflect this strength: the 52-week range is $0.87–$29.18 and market cap is ~$8.75B marketbeat.com, underscoring how far the stock has come in a year.
2 October 2025
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Rigetti Computing’s Quantum Leap: Stock Soars on Breakthroughs and Bold Bets

Rigetti (RGTI) Stock Soars on New Quantum Wins — Breakthrough or Bubble?

Rigetti’s stock trajectory has been nothing short of dramatic. After languishing below $1 in 2023, RGTI took off in summer 2025. By mid-September it had “soared more than 80% in the past month and 160% in the last three months,”according to TipRanks tipranks.com. It reached an intraday 52-week high ~$34.40 in late Sept reuters.com. On Oct 2 it opened around $30.67 and climbed to trade near $35 early in the session stockanalysis.com; Reuters shows it at ~$31.95 later that morning reuters.com. In the days prior, the stock had run up on both good news and broader market enthusiasm for quantum tech. However, after hitting highs it pulled back slightly into Oct. Overall, RGTI’s volatility reflects heavy momentum trading: every new contract or tech milestone triggers sharp moves.
2 October 2025
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IBM Stock Soars on Quantum Breakthrough and AI Revival – Key Updates (Sept 25, 2025)

IBM Stock Soars on Quantum Breakthrough and AI Revival – Key Updates (Sept 25, 2025)

In recent days, IBM has grabbed headlines with breakthroughs and big projects. Notably, a quantum computing trial with HSBC showed real-world benefits: HSBC reported IBM’s quantum-assisted system improved bond trade fill-rate predictions by 34% reuters.com. This marked one of the first tangible wins for quantum computing in finance, giving HSBC a competitive edge. IBM’s stock jumped over 3% in reaction, as investors saw validation of IBM’s quantum investments tradingview.com. Another headline: IBM is one of two finalists bidding to manage the FAA’s multibillion-dollar air traffic control modernization. The U.S. FAA plans to choose a winner by end of October, and IBM’s inclusion in Parsons’ bid underscores its role in large national infrastructure projects reuters.com.
25 September 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

D-Wave’s stock has been on a tear in 2025, capped by a dramatic September rally. The share price exploded from the mid-teens in early September to over $26 by Sept 19, 2025, marking fresh record highs stockanalysis.com. In one week, QBTS rocketed 51.4% – a stunning move compared to the S&P 500’s ~1% gain that same week sharewise.com. On September 19 alone, the stock jumped nearly 12% to close at $26.88 nasdaq.com, and it briefly peaked intraday above $27 stockanalysis.com. Year-to-date, D-Wave shares were up roughly 170%, and an eye-popping +2000% versus a year ago investopedia.com – a 20-fold increase that turned heads even in 2025’s tech boom.
23 September 2025
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Rigetti Computing’s Quantum Leap: Stock Soars on Breakthroughs and Bold Bets

Rigetti Computing’s Quantum Leap: Stock Soars on Breakthroughs and Bold Bets

Rigetti’s stock has been on a tear in 2025, with its ascent accelerating dramatically in recent weeks. On September 22, shares reached an intraday high of $29.59, marking a fresh 52-week peak Marketbeat. This is a remarkable climb considering RGTI traded in the low-teens just a month prior. In fact, since late August, the stock has more than doubled, rising about 100% in under a month 247Wallst. Over a slightly longer span – mid-August to now – Rigetti is up roughly 85%, vaulting from around $12 to the high-$20s 247Wallst. Year-to-date, the gains are even more striking: TipRanks data showed RGTI up ~42% for 2025 before the latest spike Tipranks, and on a year-over-year basis the stock has skyrocketed by an almost unbelievable 3,300% 247Wallst. Such explosive growth hints that Rigetti may have been a heavily beaten-down name that caught fire as investor sentiment flipped to optimism on quantum computing.
23 September 2025
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Global Markets on Edge as Fed Rate Decision Nears: Asia Optimistic, West Cautious

Quantum Gold Rush: QUBT vs. D-Wave – Inside the High-Stakes 2025 Quantum Computing Showdown

Quantum Computing Inc. – Photonic Quantum Tech at Room Temperature: Quantum Computing Inc., branded as QCi, is a small-cap quantum technology company that has captured outsized attention due to its unconventional approach. Rather than using superconducting circuits or ion traps like many competitors, QCi focuses on photonic quantum computing – using particles of light passing through specialized optical chips to perform computations. The company’s core technology revolves around thin-film lithium niobate photonic integrated circuits nasdaq.com. This approach potentially offers a big advantage: QCi’s photonic qubits can operate at ambient room temperature, avoiding the need for the ultra-cold dilution refrigerators that systems from IBM, Google, D-Wave and others typically require nasdaq.com. By eliminating cryogenics, QCi aims to slash the cost and complexity of quantum hardware and allow easier scaling of quantum processors.
20 September 2025
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Global Markets on Edge as Fed Rate Decision Nears: Asia Optimistic, West Cautious

Quantum Leap: Why IonQ, Rigetti, and D-Wave Stocks Are Soaring in a Tech Breakout

Not long ago, quantum computing felt like science fiction. Today, it’s driving some of the stock market’s most explosive rallies. Over the past year, shares of the leading pure-play quantum computing companies have skyrocketed, far outpacing even other hot tech sectors. D-Wave Quantum surged +2,158%, Rigetti Computing jumped +2,448%, and IonQ climbed +705% in just 12 months fastcompany.com. By comparison, even the electric vehicle and AI stock frenzies didn’t produce such across-the-board gains. This “quantum boom” has pushed the trio – sometimes dubbed the “Quantum Four” along with smaller peer QUBT – firmly into the spotlight fastcompany.com fastcompany.com.
19 September 2025
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Massive $39B UK–US Tech Alliance Unites Microsoft, Google & NVIDIA in AI and Quantum Power Play

Massive $39B UK–US Tech Alliance Unites Microsoft, Google & NVIDIA in AI and Quantum Power Play

In September 2025, the United Kingdom and United States unveiled a sweeping new technology partnership during a U.S. presidential state visit. Billed as a “Tech Prosperity Deal,” the agreement links the two nations in developing cutting-edge tech industries – chiefly artificial intelligence and quantum computing – with support from major companies on both sides of the Atlantic Thequantuminsider. The announcement came with splashy investment pledges totaling £31 billion, primarily from U.S. tech giants looking to expand in the UK Thequantuminsider. British Prime Minister Keir Starmer praised the deal as a “generational step change” in the US–UK relationship that will “deliver growth, security and opportunity” for millions Thequantuminsider.
18 September 2025
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Quantum Breakthrough: UK Startup Unveils First Quantum Computer Built with Standard Silicon Chips

Quantum Breakthrough: UK Startup Unveils First Quantum Computer Built with Standard Silicon Chips

Quantum Motion’s announcement represents a significant first in quantum computing: a functioning quantum computer built entirely using conventional silicon chips instead of the esoteric hardware typical of quantum labs. The London-based startup – a 2017 spinout of University College London and Oxford University – was founded by professors John Morton and Simon Benjamin specifically to pursue CMOS-based quantum processors datacenterdynamics.com. After several years of research and prototyping, the company unveiled its breakthrough system on September 15, 2025, as part of a UK government-backed initiative to commercialize scalable quantum hardware tomshardware.com.
17 September 2025
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