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Quantum Computing 23 October 2025 - 5 November 2025

IonQ’s Big Surge – Are Quantum Computing Stocks Just Another Bubble?

IonQ’s Big Surge – Are Quantum Computing Stocks Just Another Bubble?

IonQ shares have surged about 300% in the past year, outpacing other quantum computing stocks amid soaring sector valuations and bullish Wall Street targets. IonQ’s Q2 2025 revenue hit $20.7 million, up 15% over guidance, with full-year guidance raised to $82–100 million. The company now trades at roughly 300 times trailing sales. Analysts warn of bubble-like conditions as the sector’s market cap exceeds $40 billion.
5 November 2025
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Rigetti Stock’s Quantum Roller Coaster: 3,000% Surge, Government Backing & Big Risks

Rigetti Stock’s Quantum Roller Coaster: 3,000% Surge, Government Backing & Big Risks

Rigetti Computing shares surged over 3,000% in the past year, peaking near $50 before retreating to the high-$30s after volatility tied to government funding talks. The company booked its first commercial quantum computer sales in September, worth $5.7 million. Q2 revenue fell 42% to $1.8 million, but Rigetti holds $572 million in cash. Analyst price targets vary widely, with recent downgrades citing valuation concerns.
3 November 2025
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AI & Quantum Frenzy Propels IBM Stock to New Heights – Will the Rally Last?

AI & Quantum Frenzy Propels IBM Stock to New Heights – Will the Rally Last?

IBM shares closed near $308 on Oct. 29, 2025, up about 30% year-to-date after AI and quantum computing breakthroughs and a Q3 earnings beat. Revenue jumped 9% to $16.33 billion, but growth in its Hybrid Cloud unit slowed, triggering a 5% after-hours drop. IBM now trades at 24–25× forward earnings, with a 2.3% dividend yield. Analyst sentiment remains mixed.
2 November 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 (NASDAQ: QUBT) Stock Skyrockets on Massive Financing & AI Hype – Bubble or Breakthrough?

QUBT shares surged over 2,500% year-to-date, reaching $16.79 intraday on Oct. 31, 2025, after a $750 million at-market stock offering earlier in the month. The company, still pre-revenue, reported a $36 million Q2 loss on $61,000 in sales. Recent government contracts include NASA and NIST deals. Analyst targets range from $15 to $40, with warnings of a possible “hype bubble.”
31 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

Rigetti (RGTI) Quantum Stock Skyrockets 5,000% – October 2025 News, Price & Analyst Report

Rigetti Computing shares surged nearly 50-fold in 2025, closing at $42.52 on Oct. 30, up 7.9% for the day after peaking at $56.34 mid-month. The rally followed a $5.8 million U.S. Air Force contract and $5.7 million in hardware orders. Market cap now stands at $15–18 billion on annual revenue of about $8–10 million. Most analysts rate the stock a “Buy,” but average targets remain far below current prices.
31 October 2025
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IBM Stock Soars on AI, Quantum, and Cloud Hype – Is the Rally Sustainable?

AI & Quantum Sparks a Big Blue Comeback – IBM Stock Rallies (But Will it Last?)

IBM shares closed near $308 on Oct. 29, 2025, up about 30% year-to-date, after multi-year highs driven by AI and quantum advances. Q3 earnings beat estimates, with revenue at $16.33 billion and adjusted EPS of $2.65; IBM raised full-year guidance. Cloud and Red Hat growth slowed, prompting a 5% after-hours drop on Oct. 22. IBM trades at a forward P/E in the mid-20s and yields a 2.3% dividend.
30 October 2025
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Quantum Breakthrough or Bubble? Rigetti Stock Rockets 5,000% in 2025

Quantum Breakthrough or Bubble? Rigetti Stock Rockets 5,000% in 2025

Rigetti Computing shares soared nearly 5,000% in 2025, peaking at $56 in mid-October before dropping to the high $30s. The company won a $5.8 million U.S. Air Force contract and launched a 36-qubit processor, but Q2 revenue was just $1.8 million against a $39.7 million net loss. Market cap reached $12–17 billion, drawing analyst warnings of overvaluation. U.S. policy speculation fueled further volatility.
30 October 2025
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Quantum Gold Rush: D-Wave (QBTS) Stock Rockets on Government Funding Hopes and Breakthrough Deals

Quantum Gold Rush: D-Wave (QBTS) Stock Skyrockets 3000% on Breakthroughs and Government Buzz – Can the Rally Last?

D-Wave Quantum (NYSE: QBTS) soared from $1 to $46.75 per share in under a year before retreating to the mid-$30s, with intra-day swings of up to 20%. The stock surged up to 16% after reports of possible U.S. government investment, though officials denied active talks. D-Wave announced redemption of 5 million public warrants and secured an €10 million deal to deploy its quantum computer in Italy.
27 October 2025
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Rigetti’s Quantum Leap: Stock Jumps 5,000% and Then Grinds Back – Bubble or Breakthrough?

Rigetti’s Quantum Stock Explosion: 5,000% Surge, Sudden Slump, and What’s Next for RGTI

Rigetti Computing shares soared nearly 5,000% in 2025, peaking at $56 in mid-October before dropping to around $40 by late month. The stock jumped again after reports the Trump administration may take stakes in quantum firms, though officials denied talks. Rigetti’s valuation neared $17 billion despite annual revenue under $10 million. Analysts rate it a “Buy” but set price targets far below recent highs.
27 October 2025
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Rigetti’s (RGTI) Quantum Stock Skyrockets 5,000% – Bubble or Breakthrough Ahead?

Rigetti’s (RGTI) Quantum Stock Skyrockets 5,000% – Bubble or Breakthrough Ahead?

Rigetti Computing shares surged from under $1 to nearly $56 in October, closing at $39 on Oct. 24 after heavy volatility. The rally followed $11.5 million in new government and hardware contracts, and a new 36-qubit processor launch. The company’s market cap now stands near $18 billion on annual revenue of about $10 million. Analysts warn the stock is overextended, despite almost universal “Buy” ratings.
27 October 2025
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IonQ (INBX) Stock Soars on Quantum Breakthrough and $2B Deal – Bubble or Next Big Thing?

Quantum Boom: IonQ Stock’s Wild 2025 Ride – Record Highs, $2B Boost & Government Buzz Fuel Frenzy

IonQ shares hit a record $82 in early October 2025, up 700% year-over-year, before dropping 25% to the low $60s by late month. The company announced a world record 99.99% two-qubit gate fidelity and secured $2 billion in new funding. Reports of possible U.S. government stakes briefly lifted the stock. Analyst targets remain mixed, with valuation concerns persisting.
26 October 2025
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IBM Stock Soars on AI, Quantum, and Cloud Hype – Is the Rally Sustainable?

IBM Stock Soars on AI, Quantum, and Cloud Hype – Is the Rally Sustainable?

IBM shares closed at $307.46 on Oct. 24, 2025, up 7.9% after news of a quantum computing breakthrough and strong Q3 earnings. Revenue reached $16.33 billion, beating estimates, and management raised full-year guidance. The stock has gained nearly 30% in 2025, outpacing the market. Red Hat cloud growth slowed to 14% year-over-year, causing a brief dip after earnings.
25 October 2025
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IBM Stock Soars on Quantum Breakthrough and AI Revival – Key Updates (Sept 25, 2025)

IBM Stock Skyrockets on AI & Quantum News – How High Can It Go?

IBM shares traded near $307 on Oct. 25 after jumping 8% the previous day on news of a quantum computing breakthrough. The stock is up about 30% year-to-date, outpacing the S&P 500. Q3 earnings beat estimates, and management raised its full-year outlook. Analysts remain cautious due to IBM’s high valuation and cloud competition.
25 October 2025
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IBM Stock Soars 28%: AI & Cloud Breakthroughs Fuel Historic Rally

Quantum Breakthrough Sends IBM Stock Soaring — Can the Rally Last?

IBM reported Q3 revenue of $16.3 billion, up 9% year-over-year, and raised its full-year outlook to over 5% revenue growth and about $14 billion free cash flow. Shares jumped 8.2% to a three-year high after quantum computing news, despite concerns over slowing Red Hat cloud growth. Analyst targets diverged following earnings. IBM stock is up roughly 40% in 2025.
25 October 2025
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IBM Stock Soars on Quantum Breakthrough and AI Revival – Key Updates (Sept 25, 2025)

Quantum Surprise: IBM Runs 10× Faster Error‐Correction on AMD Chips, Stocks Skyrocket

IBM said Oct. 24 it ran a quantum error-correction algorithm on a standard AMD FPGA chip, achieving speeds ten times faster than required. The work, completed a year ahead of schedule for IBM’s Starling quantum computer, sent IBM shares up 8.2% and AMD to a record high. IBM and AMD began their quantum supercomputing partnership in August. IBM is competing with Microsoft and Google in quantum advances.
24 October 2025
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IonQ (INBX) Stock Soars on Quantum Breakthrough and $2B Deal – Bubble or Next Big Thing?

IonQ (INBX) Stock Soars on Quantum Breakthrough and $2B Deal – Bubble or Next Big Thing?

IonQ stock surged to a record near $82 in mid-October 2025, then dropped about 25% to close at $59.40 on Oct. 23 after heavy trading and news of possible U.S. government investment. A $2 billion equity deal and a quantum computing milestone fueled volatility. Wall Street targets range from $32 to $100, with consensus in the mid-$50s. IonQ will report Q3 results on Nov. 5.
24 October 2025
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Quantum Gold Rush: D-Wave (QBTS) Stock Rockets on Government Funding Hopes and Breakthrough Deals

Quantum Gold Rush: D-Wave (QBTS) Stock Rockets on Government Funding Hopes and Breakthrough Deals

D-Wave’s share price surged nearly 3,000% in the past year, peaking at $46.75 on Oct. 15 before dropping to $27.30 and rebounding to $31.06 after reports of possible U.S. government equity deals with quantum firms. The company announced a €10 million sale of its Advantage2 system in Europe and posted first-half 2025 revenue of $18 million against a Q2 GAAP loss of $167 million. Trading volumes remain extremely high.
24 October 2025
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Rigetti’s Quantum Leap: Stock Jumps 5,000% and Then Grinds Back – Bubble or Breakthrough?

Rigetti’s Quantum Leap: Stock Jumps 5,000% and Then Grinds Back – Bubble or Breakthrough?

Rigetti Computing stock surged nearly 5,000% in 2025, peaking at $56 before dropping 25% in late October to close at $39.60 on Oct. 23. The rally followed a $5.8M Air Force contract, new product launches, and reports of possible U.S. government equity stakes. Despite a $17–18B market cap, Q2 revenue was $1.8M with a $39.7M net loss. Analyst targets remain far below current trading levels.
24 October 2025
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IonQ vs Rigetti Computing vs D-Wave Quantum Stocks on October 23, 2025

IonQ vs Rigetti Computing vs D-Wave Quantum Stocks on October 23, 2025

Shares of IonQ, Rigetti, and D-Wave jumped up to 16% in early trading Oct. 22 after reports the U.S. Commerce Department may take equity stakes in the firms. Prices eased after officials denied any current negotiations. At Thursday’s close, IonQ rose 7% to $59.40, Rigetti 9.8% to $39.60, and D-Wave 13.8% to $31.06, all sharply higher year-over-year.
23 October 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Quantum Gold Rush: D-Wave (QBTS) Stock Rockets 3000% This Year – Government Funding News Fuels Wild Swings

D-Wave Quantum (NYSE: QBTS) soared nearly 3000% over the past year, peaking at $46.75 on Oct. 15, 2025, before plunging 35% in a tech selloff. The stock rebounded 16% pre-market Oct. 23 after reports of possible U.S. government equity-for-funding deals. D-Wave remains unprofitable, with H1 2025 revenue of $18 million and a Q2 GAAP loss of $167 million. Analyst targets range widely, with consensus in the mid-$20s.
23 October 2025
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Stock Market Today

  • Under Armour (UAA) Shares Slide Amid Valuation Debate
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