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Quantum Computing 13 October 2025 - 21 October 2025

Quantum Computing Stocks Are Booming: Top 5 to Buy Now (October 2025)

Quantum Computing Stocks Are Booming: Top 5 to Buy Now (October 2025)

IonQ is widely regarded as the frontrunner among pure-play quantum computing companies. Founded in 2015, the Maryland-based firm uses trapped-ion technology for its quantum processors – a method praised for high qubit fidelity and easy networking. IonQ was the first quantum hardware startup to go public, and it has rapidly scaled up both its technology and its valuation in 2025.
21 October 2025
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Rigetti Computing’s Quantum Leap: Stock Soars on Breakthroughs and Bold Bets

Quantum Boom or Bubble? Rigetti Stock Soars 5,000% Then Slides – Experts Weigh In

Rigetti’s share price went on a breathtaking tear in 2025, riding a speculative wave in quantum computing stocks. At the start of the year RGTI traded below $1; by mid-October it had rocketed into the $50sts2.tech. The stock peaked at $56.34 on October 15 – an almost 50-fold increase in one year. In a single session on Oct. 13, Rigetti spiked 25% to around $54.91ts2.tech, catapulting its market capitalization into the mid-teens of billions. Such frenzied gains eclipsed even other “Quantum Four” peers. For instance, IonQ’s stock is up about 700% year-over-year, and D-Wave Quantum has surged roughly 2,000–4,000% over the same period – huge climbs, yet still overshadowed by Rigetti’s 5,000% moonshotts2.techmarkets.financialcontent.com.
21 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 Quantum Breakthroughs & Hype – What’s Next?

D-Wave’s stock has been on a rollercoaster ride in recent weeks. After trading in the mid-$20s at the start of October, QBTS shares went parabolic – rocketing to a record intraday high of $46.75 on October 15. In a single session on Oct. 13, the stock jumped over 23% intraday amid a frenzy of trading volumets2.tech. By mid-October D-Wave was up nearly 300% year-to-date and an astonishing ~3,000% from one year ago, making it one of 2025’s top-performing stocks.
20 October 2025
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IonQ’s 2025 Quantum Leap: Surging Stock, Bold Ambitions & How It Compares to Rigetti and D-Wave

IonQ Stock’s Quantum Leap: Soaring 700% in a Year, $2 B Cash Boost & Bold Plans – Bubble or Breakthrough?

IonQ’s stock seesawed on Monday amid continued volatility. After opening near $65, IONQ shares briefly spiked to about $65.50 before reversing and dipping as low as $58.80 intradaystockanalysis.com. By afternoon, the stock stabilized around $62.5, essentially flat versus last week’s closestockanalysis.com. This breather comes on the heels of a breathtaking rally: on October 13, IonQ closed at $82.59, capping a single-day +16.9% jumpts2.techts2.tech. That peak marked roughly a +75% gain year-to-date and an astonishing ~700% rise from a year agots2.tech. In fact, IONQ’s 52-week range spans from about $9 to the $80s, reflecting extreme volatility and the stock’s speculative naturets2.techts2.tech. Daily swings of 5–10% have become routine.
20 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 Stock’s 5,000% Quantum Leap: RGTI Soars on Hype & Deals – Will the Rally Last?

Rigetti’s stock price has been on a breathtaking tear in 2025, riding an investor frenzy around quantum computing. At the start of the year, RGTI traded below $1 per share; by mid-October it had rocketed into the mid-$50sts2.tech. The stock closed at a record $56.34 on October 15, 2025ts2.tech – roughly a 50-fold increase from a year ago. In the span of a single week, Rigetti shares surged from the mid-$40s to new highs, including a 25% leap on Oct. 13 alonestockanalysis.com. This frenetic rally catapulted Rigetti’s market value into the $16–18 billion rangets2.tech – an astounding figure given the company’s minimal revenues.
20 October 2025
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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

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 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 ts2.tech.
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?

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-$50sts2.tech. It closed at a record $56.34 on October 15, 2025ts2.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 dayts2.tech. This frenetic rally has lifted Rigetti’s market capitalization into the $16–18 billion rangets2.tech, an astounding figure given the company’s minimal revenues.
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

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 helped fuel IBM’s stock jump into October.
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?

International Business Machines 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 jumpts2.techts2.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% – a huge move for such a mature tech giant – compared to about +13% for the broader marketts2.tech. In fact, IBM’s stock price touched record highs above $300 this yearts2.tech, a milestone that seemed far-fetched not long ago.
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

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 these stocks had run “far ahead of fundamentals” swingtradebot.com.
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?

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 agomarkets.financialcontent.com. The stock closed at a record $56.34 on October 15, 2025macrotrends.net – its highest ever – before settling just below that level. In the span of a few trading days, Rigetti jumped from the mid-$40s to mid-$50s: on Oct. 13 alone, it surged ~25% to $54.91 at closestockinvest.us, and it notched another all-time closing high the following day. This rally has propelled Rigetti’s market capitalization to an eye-popping $16–18 billion rangestockinvest.us, astounding for a company with only single-digit millions in revenue. For context, other quantum computing stocks have also skyrocketed in 2025 – IonQ is up ~700% year-over-year and D-Wave >2,000%ts2.tech – as investors pile into the sector’s promise.
16 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

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 technologyts2.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 partnershipts2.tech. And on October 14, the momentum continued – LAES leapt another ~25% to close at $7.65ts2.tech, a new multi-month high. This pushed the company’s market capitalization to around $1 billion, a stunning rise for a firm that traded under $1 per share as recently as last yearts2.tech.
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

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% when the Wecan partnership was revealed investing.com stockinvest.us. This manic rise came on huge volume. Market data indicate LAES has repeatedly broken out above its key moving averages, and technical scores are extremely high ts2.tech – classic signs of a runaway rally. Investors note, however, that the stock is potentially overbought, so a pullback or consolidation can’t be ruled out. Still, traders are betting on more upside as long as the newsflow remains positive.
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

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 alonets2.tech. On Oct. 14, LAES jumped another ~10% intraday to about $6.70benzinga.com, briefly testing the $7 level. This powerful momentum has driven LAES to its highest territory in months, far above its summer lowsbenzinga.com. Traders note massive volume accompanying the rally – for instance, ~117 million shares changed hands on Oct. 9ts2.techtipranks.com. Such frenzied trading activity signals surging interest but also highlights volatility. In fact, LAES shares have a history of wild swings – they peaked as high as $11 earlier this year and dipped below $0.50 at one point, reflecting the profile of a speculative micro-cap stockbenzinga.com.
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

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 in early Octoberts2.tech. Heavy trading volume and momentum pushed it still higher: on Oct 13 alone the stock climbed almost 24% intraday to about $41ts2.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 percentts2.techts2.tech.
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 has been on a tear in late 2025. After trading near $1–3 for much of 2024, RGTI surged starting in September. It climbed from ~$16 on Sept 12 to ~$28 by Sept 19 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.
14 October 2025
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Quantum-Si (QSI) Stock: Is a Breakout Imminent with New Tech and Funding?

Quantum-Si (QSI) Stock: Is a Breakout Imminent with New Tech and Funding?

As of mid-October 2025, QSI stock is relatively low compared to its prior highs. After peaking above $4.00 in 2024, shares fell back to sub-$2 levels. In early October, after the company filed a shelf registration to raise up to $300M, shares dipped on dilution concernssimplywall.stfinviz.com. By Oct 13, 2025, the stock had settled near $1.7directorstalkinterviews.com. Technical momentum is neutral-positive: QSI trades above its 50-day and 200-day moving averagesdirectorstalkinterviews.com, which traders view as modest support. The RSI is neutraldirectorstalkinterviews.com. TradingView even flags a “Strong Buy” technical rating for QSItradingview.com.
14 October 2025
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Quantum Leap: D-Wave (QBTS) Stock Skyrockets 2000% Amid Fed Rate Cuts and AI-Fueled Quantum Breakthroughs

Explosive 3000% Rally: What’s Driving D-Wave Quantum (QBTS) Stock and Where It’s Headed?

D-Wave’s stock has exploded in 2025. After trading near $1 a year ago, QBTS hit a record intraday high around $39.55 on October 8, 2025investing.com. By Oct 13 it closed around $40.995investing.com. The Nasdaq/TradingView data show QBTS surging roughly +325% year-to-date and nearly +4,000% over the past 12 monthsts2.techfxleaders.com. Incredibly, a $1,000 investment in QBTS last October would have been worth ~$30,000 by Oct 2025ts2.tech.
13 October 2025
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Quantum Stocks Rip Higher: IonQ Up 700% – Bubble or Breakthrough?

IonQ Stock Skyrockets on Quantum Breakthrough – Bubble or Boon?

Key Facts: IonQ is a pure-play quantum computing company whose stock has surged in 2025. As of October 13, 2025, IONQ closed around $82.59investing.com. This marks roughly +75% YTD and a staggering ~700% gain over the past yearts2.techinvesting.com. The market capitalization is about $20–22 billionmarketbeat.com, reflecting sky-high valuation multiples. IonQ’s Q2 2025 revenue was $20.7Mmarketbeat.com, but it reported a net loss of $0.70 per sharemarketbeat.com. The company has raised enormous capital – roughly $3+ billion this year, including a $1B stock sale in mid-2025 and a $2.0B equity offering in Octoberionq.comts2.tech – giving it a very strong cash position to fund R&D and expansion. Recent news includes a new quantum chemistry simulation breakthroughbenzinga.com, inclusion on Fortune’s Future 50 listionq.com, and strategic acquisitions like Vector Atomicionq.com. Analysts are deeply divided: some have raised 12-month price targets to $80–$100marketbeat.commlq.ai, while others caution of a 60%+ downsidemarkets.chroniclejournal.com. Industry forecasts are huge, but many experts warn the current “quantum frenzy” may be a speculative bubblemarkets.chroniclejournal.comts2.tech. In short, IonQ is at the center of the quantum revolution – with a potent mix of exciting technical advances and high financial risk.
13 October 2025
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