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Quantum Computing News 14 October 2025 - 19 October 2025

Rigetti (RGTI) Stock Rockets 5,000% on Big Quantum Deals — Bubble Warning Looms

Rigetti (RGTI) Stock Rockets 5,000% on Big Quantum Deals — Bubble Warning Looms

Record Run and Sharp Reversal In 2025 Rigetti’s stock became one of the year’s wildest stories. As of Oct. 19, RGTI trades in the mid-$40s, having earlier hit an all-time high ~$56.34 on Oct. 15 ts2.tech. That marked roughly a 50‑fold gain over its price a year earlier – a staggering climb fueled by “quantum computing fever,” as TechStock² (TS2) reports ts2.tech. In one week RGTI rocketed from the mid-$40s to the mid-$50s, including a single-day surge of ~25% on Oct. 13 ts2.tech. This frenzy put Rigetti’s market cap at roughly $17B (again, on single-digit millions in revenue) ts2.tech. Investors piled in on
19 October 2025
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Quantum Stocks (IonQ, Rigetti, D-Wave, Quantum Computing Inc) Surge 700–6,000% – Bubble or Breakthrough? (Oct. 13, 2025)

Rigetti’s Quantum Stock Rollercoaster: RGTI Soars 5,000% Amid Quantum Computing Hype, Then Stumbles – What’s Next?

Stock Soars to Record High, Then Sees Wild Swings Rigetti’s stock price has been on a breathtaking run in 2025, riding a wave of enthusiasm for quantum computing. At the start of the year, RGTI shares traded for under $1. By mid-October, the stock had rocketed into the mid-$50s ts2.tech. It closed at a record $56.34 on October 15, 2025 ts2.tech – marking an almost 50-fold increase from a year ago. In just the past week, Rigetti exploded from the mid-$40s to new highs, including a ~25% surge in a single day (Oct. 13) ts2.tech. This frenetic rally has lifted
18 October 2025
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IBM Stock Rockets 28%: AI Boom, Quantum Breakthroughs & Big Deals Spark Rally

IBM Stock Rockets 28%: AI Boom, Quantum Breakthroughs & Big Deals Spark Rally

Recent Stock Rally Driven by AI and Quantum News IBM’s stock has rallied sharply in fall 2025. It closed around $279 on Oct 13 ts2.tech, just shy of its late-September peak near $296 ts2.tech. Investors point to IBM’s pivot to AI, cloud and quantum computing as catalysts. In late September, the company announced a first-of-its-kind quantum computing trial with HSBC, which used IBM’s quantum processor to improve bond-trading forecasts by 34% reuters.com. HSBC’s Philip Intallura said the trial is “a tangible example of how today’s quantum computers could solve a real-world business problem at scale” reuters.com. The news (Sept. 25)
18 October 2025
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IBM Stock Soars on Quantum Breakthrough and AI Revival – Key Updates (Sept 25, 2025)

IBM Stock Hits Multi-Year High on AI & Quantum Hype – Can the Rally Last?

IBM’s Big 2025 Rally Powered by AI Ambitions International Business Machines (NYSE: IBM) has staged a remarkable comeback in 2025. After languishing for much of the past decade, IBM’s stock has roared back to life, reaching levels not seen in years. It briefly hit an intraday high of ~$296 in late September when news of a quantum computing feat with HSBC sparked a 5% one-day jump ts2.tech ts2.tech. Even with a minor dip in mid-October, IBM trades only a few percent below that peak. Year-to-date, the shares are up roughly 28% (through mid-Oct) – a huge move for such a
17 October 2025
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Rigetti’s 5,500% Quantum Leap: Stock Skyrockets Then Slides as Hype Meets Reality

Rigetti’s 5,500% Quantum Leap: Stock Skyrockets Then Slides as Hype Meets Reality

RGTI Stock’s Roller-Coaster Week Rigetti’s stock enjoyed a meteoric rise early in the week, then suffered a sharp reversal. Shares of RGTI surged to fresh highs around $58 – the upper end of its 52-week range marketbeat.com – before tumbling roughly 15% in a single day on Thursday, Oct. 16 finviz.com. The sell-off dropped the stock to the high-$40s, trimming its weekly gains. Rigetti wasn’t alone: other quantum computing darlings like IonQ and D-Wave Quantum also sank ~9% on Thursday amid a broad pullback swingtradebot.com. Traders appear to have cashed in profits after a torrid run, as concerns mounted that
17 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’s Quantum Leap: Stock Skyrockets 5,000% Amid Deals & Hype – Bubble or Breakthrough?

Stock Price Skyrockets to Record High Rigetti Computing’s stock has exploded in 2025, reaching new highs as investors bet big on quantum computing. Rigetti’s share price has soared exponentially this year, reflecting frenzy around pure-play quantum computing stocks. At the start of 2025, RGTI traded under $1; by mid-October it rocketed into the mid-$50s, marking a +259% year-to-date gain and roughly 50-fold increase from a year ago markets.financialcontent.com. The stock closed at a record $56.34 on October 15, 2025 macrotrends.net – its highest ever – before settling just below that level. In the span of a few trading days, Rigetti
16 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 Stock Skyrockets Amid Quantum Computing Boom – Bubble or Breakthrough?

Rigetti Computing’s (RGTI) shares have surged into the mid-$50s in October 2025. In late Sept and early Oct, announcements of new contracts and technology milestones repeatedly sent the stock higher insidermonkey.com ts2.tech. Analysts note RGTI is trading on future promise more than current sales. Rigetti Stock Performance Rigetti’s stock has exploded higher in recent weeks. On Oct. 13, 2025, RGTI spiked about +25% intraday to a record ~$55.23 (closing $54.91) insidermonkey.com. This burst was largely in response to news that JPMorgan is investing $10 billion in “frontier” tech including quantum computing insidermonkey.com. As Insider Monkey reported, “Rigetti Computing surged to
15 October 2025
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Quantum-Powered Pop! SEALSQ Corp (LAES) Stock Rockets on Latest Breakthroughs and Deals

Quantum Security Frenzy: SEALSQ (LAES) Stock Skyrockets on Deals & Chip Breakthroughs

Post-Quantum Deals Ignite a Stock Rally SEALSQ Corp – a Swiss-based provider of post-quantum cryptography semiconductors – has seen its stock rocket in the first half of October 2025 on the back of breakthrough announcements. Shares of LAES have climbed from the mid-$4 range in late September to roughly $7–8 by mid-October, buoyed by a string of strategic deals in quantum-secure technology ts2.tech. The rally has been extreme even by small-cap tech standards: on October 9, SEALSQ’s stock price jumped nearly 40% in a single session after news of a U.S. defense-oriented partnership ts2.tech. And on October 14, the momentum
15 October 2025
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Sealsq (NASDAQ: LAES) Stock Soars 50% on Quantum Cybersecurity Partnerships and New Chip Launch

Sealsq (NASDAQ: LAES) Stock Soars 50% on Quantum Cybersecurity Partnerships and New Chip Launch

Stock Surges on Quantum Security Buzz SEALSQ’s share price has exploded higher in October, powered by news flow rather than broad markets. After spending months under $5, the stock spiked ~40% on Oct. 9 alone ts2.tech and continued its advance into mid-October. By Oct. 14 the shares briefly traded near $7.70 ts2.tech – about 20× higher than early-2024 levels. In one session Oct. 14, LAES jumped another ~22–25% (to close ~$7.65) when the Wecan partnership was revealed investing.com stockinvest.us. This manic rise came on huge volume (well over 100 million shares on Oct. 9 ts2.tech). Market data indicate LAES has
15 October 2025
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Quantum-Powered Pop! SEALSQ Corp (LAES) Stock Rockets on Latest Breakthroughs and Deals

Quantum Stock Frenzy: SEALSQ (LAES) Soars on Post-Quantum Deals – Analysts Sound Alarm

LAES Stock Skyrockets on Quantum Deal Frenzy SEALSQ’s stock has been on a tear in October, buoyed by a string of strategic announcements that tapped into investor excitement over post-quantum cybersecurity. The shares surged from the $4–5 range in late September to around $6–7 by mid-October, including a 39.7% spike on Oct. 9 alone ts2.tech. On Oct. 14, LAES jumped another ~10% intraday to about $6.70 benzinga.com, briefly testing the $7 level. This powerful momentum has driven LAES to its highest territory in months, far above its summer lows (the stock traded under $1 as recently as 2024) benzinga.com. Traders
14 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 Skyrockets on Breakthroughs, Partnerships & Hype

Stock Soars on Quantum Hype D-Wave’s stock has gone parabolic in 2025. After languishing near $1/share in late 2024, QBTS jumped to all-time highs above $39 (intraday) in early October ts2.tech. Heavy trading volume and momentum pushed it still higher: on Oct 13 alone the stock climbed almost 24% intraday to about $41 ts2.tech. This rally reflects a broader quantum stock frenzy, as pure-play quantum firms like IonQ and Rigetti also soared by hundreds or thousands of percent ts2.tech ts2.tech. Several catalysts combined to ignite the rally. The U.S. Federal Reserve’s interest-rate cut in mid-October sparked a broad tech upturn
14 October 2025
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Rigetti’s Quantum Boom: Stock Skyrockets as Hype Meets Reality

Rigetti’s Quantum Boom: Stock Skyrockets as Hype Meets Reality

Rigetti’s Stock Performance & Valuation Rigetti’s stock has been on a tear in late 2025. After trading near $1–3 for much of 2024 (post-SPAC trough ~$0.73), RGTI surged starting in September. It climbed from ~$16 on Sept 12 to ~$28 by Sept 19 (+70% in one week) ts2.tech. By Oct 2 it rallied another 18.6% to $35.40, and on Oct 3 touched an intraday high of ~$40.6 ts2.tech. By Oct 9 it closed at $47.11 ts2.tech – roughly 127% above its Jan 2025 level and about 4,000% above a year earlier ts2.tech. Trading volume has exploded (e.g. 144 million shares
14 October 2025
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