Core Insights - Quantum computing stocks, including IonQ, Rigetti Computing, D-Wave Quantum, and Quantum Computing Inc., are experiencing significant hype and price increases, but historical trends suggest a potential bubble burst in the near future [3][6][22] Group 1: Market Dynamics - The quantum computing sector is projected to contribute up to $850 billion to global GDP by 2040, creating a substantial addressable market that has driven stock prices up dramatically [4][6] - Since October 1, 2024, the stock prices of IonQ, Rigetti, D-Wave, and Quantum Computing Inc. have surged by 521%, 3,270%, 3,290%, and 1,790% respectively, indicating extreme investor enthusiasm [5][6] Group 2: Financial Considerations - Early-stage quantum computing companies are expected to face operating losses and cash burn, leading to share-based dilution as a common practice for raising capital [7][9] - IonQ raised $2 billion through a stock offering, selling shares at $93, which has since decreased to $50.76, highlighting the risks of dilution for existing investors [8] Group 3: Valuation Challenges - Traditional valuation metrics are difficult to apply to early-stage companies with no earnings, but the price-to-sales (P/S) ratio can provide insights; historical data shows that P/S ratios above 30 are unsustainable [11][12] - Current P/S ratios for leading quantum computing stocks indicate they remain in bubble territory, suggesting potential for significant price corrections [13] Group 4: Market Environment - The overall stock market is currently at a high valuation, with the S&P 500's Shiller P/E Ratio nearing 41, which historically signals potential downturns for high-priced stocks [15][16] - Volatility in the market tends to disproportionately affect the most expensive stocks, which could include quantum computing companies that have not yet proven their business models [17] Group 5: Competitive Landscape - The barrier to entry in the quantum computing industry is lower than perceived, with established tech giants like Alphabet and Microsoft developing their own quantum technologies, posing a threat to current players [18][21] - The first-mover advantage held by current quantum computing companies may be eroded as larger firms with more capital and resources enter the market [20][21]

Core Insights - Rigetti Computing is revising its roadmap and adjusting the general availability date for its 108-qubit quantum computing system, Cepheus™-1-108Q, now expected by the end of Q1 2026 [1] Group 1: System Development and Performance - The company is making strong progress with Cepheus-1-108Q but is taking additional time to test and optimize the system to meet performance standards [2] - Rigetti aims to achieve a median two-qubit gate fidelity of 99.5% and has reported current fidelities of 99% for the 108-qubit system, 99.7% for the 9-qubit system, and 99.6% for the 36-qubit system [2] - Cepheus-1-108Q is based on twelve 9-qubit chiplets and utilizes Rigetti's proprietary modular chip architecture, making it the highest qubit count system to date and the largest modular quantum computing system in the industry [2] Group 2: Technology and Infrastructure - Rigetti's quantum computers are based on superconducting qubits, which are considered the leading qubit modality due to their maturity, scalability, and fast gate speeds [3] - The current gate speeds for Rigetti's quantum computing systems range from 50-70 nanoseconds, which is approximately 1,000 times faster than other modalities like ion traps and neutral atoms [3] - The company operates quantum computers via its Rigetti Quantum Cloud Services (QCS) platform, providing high-performance integration with public and private clouds for practical quantum computing [4] Group 3: Product Offerings - Rigetti sells on-premises quantum computing systems ranging from 9 to 108 qubits, supporting national laboratories and quantum computing centers [5] - The 9-qubit Novera QPU is designed for high-performance, on-premises use, allowing integration with existing cryogenic and control systems [5] - Rigetti developed the industry's first multi-chip quantum processor for scalable systems and deployed the largest multi-chip quantum computer in 2025 with Cepheus-1-36Q [6]

The little quantum computing company still has a lot to prove.Rigetti Computing's (RGTI 0.67%) stock closed at a record high of $56.34 per share on Oct. 15, 2025. That marked a 6,850% gain over its previous 12 months, and was fueled by new contracts, analysts' upgrades, and a growing enthusiasm for quantum computing stocks.Yet over the following three months, Rigetti's stock was cut in half and now trades at about $26. Let's see why its stock fizzled out, and if that dip is a buying opportunity for patient ...

Core Insights - Rigetti Computing (RGTI) stock has seen a remarkable 151% increase over the past year, but recent performance indicates a reassessment of future upside potential due to a weaker third-quarter performance marked by declining revenues and lower gross margins [1][6] - The company has secured new contracts and partnerships, including a multi-year agreement with the Air Force Research Laboratory, while reaffirming its technological roadmap towards larger qubit systems by 2026 and 2027 [2][8][10] Financial Performance - RGTI's revenues for the third quarter fell to $1.9 million, an 18% year-over-year decline, primarily due to a funding gap related to the National Quantum Initiative and inconsistent government contract awards [13] - Gross margins have compressed to 21%, driven by a higher proportion of lower-margin contracts, while operating expenses rose to $21 million due to increased R&D investments and compensation costs [14] Competitive Landscape - Rigetti faces competition from companies like IonQ, which is gaining traction with trapped-ion technology, and D-Wave Quantum, which focuses on enterprise use cases [3] - Quantum Computing Inc. is positioning itself around software and government solutions, presenting a different risk-reward profile compared to Rigetti's hardware-focused strategy [3] Strategic Developments - The company is expanding its ecosystem through partnerships, including a memorandum of understanding with India's C-DAC and the deployment of a 9-qubit Novera system at Montana State University, which may enhance future research collaborations [9] - Rigetti's roadmap includes plans for a 100-plus qubit system with high fidelity metrics, which will be crucial for maintaining investor confidence as the company approaches its 2026 milestones [10] Valuation Concerns - RGTI's stock is considered overvalued, with a price-to-book (P/B) ratio of 22.38X, significantly higher than the industry average of 6.1X, indicating potential concerns regarding its current valuation [15] Investment Outlook - The company is viewed as a speculative investment in the quantum computing sector, with tangible progress on its technology roadmap but an unsettled financial profile [18] - The period leading up to 2026-2027 will be critical for Rigetti, as its ability to convert technological advancements into sustainable revenue growth will be essential for maintaining investor confidence [19]

Quantum computing stocks Rigetti, D-Wave, and IonQ generated monster returns in the last three years, but the bubble could burst in 2026.Artificial intelligence has undoubtedly been the most popular investment theme of the past three years, but quantum computing has been a close second. Consider the returns posted by these pure-play quantum stocks since January 2023:Shares of Rigetti Computing (RGTI 0.67%) have advanced 3,210%.Shares of D-Wave Quantum (QBTS 3.44%) have advanced 1,970%.Shares of IonQ (IONQ 1 ...

Group 1 - Quantum computing is a leading investment theme alongside artificial intelligence, attracting significant investor interest due to its potential to revolutionize the tech sector and the global economy [1] - Rigetti Computing (NASDAQ: RGTI) has experienced a remarkable increase of 2,500% since January 2024, with a current market cap of approximately $8 billion, indicating substantial growth potential if quantum computing gains traction [2] - The potential for Rigetti to transform a $10,000 investment into $1 million suggests a market cap increase to around $837 billion, highlighting the long-term investment horizon required for such returns [3][8] Group 2 - Rigetti's business model presents significant opportunities due to the ability of quantum computing to solve complex problems more efficiently, positioning the company at the forefront of the quantum computing revolution [5] - The quantum computing market is projected to reach $20 billion by 2030, a significant increase from nearly $3 billion in 2024, indicating growth potential despite the market still being relatively small [6] - Achieving a 100x return on investment for Rigetti may take decades, emphasizing the long-term nature of investments in this sector [7]

Core Insights - Investor optimism towards quantum computing is at a new high as of 2026, driven by technological advancements and strong stock performance in 2025 [1][5] - D-Wave Quantum (QBTS) saw a remarkable 211% increase in share price in 2025, while Rigetti Computing (RGTI) experienced a 45% gain, both outperforming NVIDIA's 38.8% increase [1][2][9] - The global quantum computing market is expected to grow from approximately $0.8 billion in 2025 to around $1.08 billion in 2026, indicating a robust CAGR of about 35% over the next decade [6][7] Company Performance - D-Wave Quantum reported a 100% year-over-year revenue growth and a 156% increase in gross profit, ending Q3 2025 with over $836 million in cash [9][12] - Rigetti Computing achieved 99.5% median two-qubit gate fidelity and increased cash resources to approximately $575 million, supporting its R&D and commercialization efforts [9][15] - Both companies are expected to see significant earnings and revenue growth in 2026, with D-Wave projected to grow earnings by 7% and revenue by 61.1%, while Rigetti is expected to see earnings growth of 74.3% and revenue growth of 197.6% [13][16] Market Trends - The quantum computing market is anticipated to witness a CAGR approaching 41.8% through 2030, driven by hardware deployments and expanding software ecosystems [7] - Major technology platforms like IBM and Google are making significant advancements in quantum hardware, which is crucial for the sector's growth [8][10] - The involvement of quantum enablers such as Intel and NVIDIA is increasing, providing essential infrastructure for the integration of quantum systems into practical applications [10][11]

Core Viewpoint - Quantum computing is an emerging technology with significant potential, but current companies in the sector are facing high valuations and substantial cash burn, making them speculative investments [1][7][17]. Company Summaries - IonQ has a market cap of approximately $16 billion, with projected revenues of $106 million to $110 million in 2025, resulting in a price-to-sales ratio of 145. The company expects a loss of $206 million to $216 million for the year [1][3]. - Rigetti Computing and D-Wave Quantum are valued at less than $10 billion each, generating only a few million dollars in revenue per quarter, indicating speculative valuations [1][3]. - IonQ reported a net loss of $1.05 billion in Q3 with revenues just under $40 million, highlighting the cash burn issue faced by these companies [8]. Industry Insights - The quantum computing sector is compared to the AI industry, which has seen companies with market caps exceeding $1 trillion. If quantum computing stocks achieve similar success, they could potentially generate significant returns for investors [2][6]. - Current conditions in the quantum computing sector are reminiscent of the space exploration industry in 2021, where initial optimism led to significant crashes [14][15]. - The commercialization of quantum computing technology is expected to take several years, with optimistic forecasts suggesting viability by 2030 [10][11]. Investment Considerations - Investors are advised to monitor quantum computing stocks carefully, as the current high valuations may not reflect future performance. Many years of optimistic results are already factored into share prices [12][13]. - Investing in a quantum computing ETF could provide exposure to the sector while mitigating risks associated with individual stocks [9]. - The potential for major returns exists, but the speculative nature of these stocks means that investors should be cautious and consider other opportunities in the meantime [17][18].

Core Insights - Rigetti Computing (RGTI) recognizes the need for advanced chip manufacturing capabilities to enhance quantum performance, particularly for achieving fidelities above 99.9% [1][10] - The company is exploring various strategic options, including partnerships with experienced foundries, participation in U.S. government-backed programs, and the potential development of a modern 200-300mm facility [2][10] - The need for a new fabrication facility is viewed as a strategic opportunity rather than a risk, as it could strengthen Rigetti's competitive position and improve manufacturing processes [3][4] Company Updates - Quantum Computing Inc. (QUBT) has successfully shipped its first commercial entangled-photon source to a research institution in South Korea, marking a significant step in its telecom C-band photonic platform rollout [5] - QCi is increasing manufacturing at its Tempe, AZ, foundry and expanding into quantum sensing and cybersecurity, transitioning from research to commercial execution [6] - D-Wave Quantum (QBTS) has launched its Advantage2 annealing system commercially, offering over 4,400 qubits and improved performance metrics, available to users in over 40 countries [7][8] Financial Performance - RGTI shares have increased by 71.6% over the past six months, contrasting with an 8.3% decline in the industry [9] - The company has a price-to-book ratio of 20.95, which is above the industry average, and carries a Value Score of F [11] - The Zacks Consensus Estimate indicates a projected 88.9% decline in RGTI's earnings for 2025 compared to the previous year [12]

Company Overview - Rigetti Computing, Inc. is a pioneer in full-stack quantum computing, operating quantum computers over the cloud since 2017 [2] - The company serves global enterprise, government, and research clients through its Rigetti Quantum Cloud Services platform [2] - In 2021, Rigetti began selling on-premises quantum computing systems with qubit counts ranging from 24 to 84 [2] - The company's 9-qubit Novera QPU was introduced in 2023, designed for high-performance, on-premises use [2] - Rigetti has developed the industry's first multi-chip quantum processor for scalable quantum computing systems [2] - The company designs and manufactures its chips in-house at Fab-1, the first dedicated and integrated quantum device manufacturing facility [2] Upcoming Events - CEO Dr. Subodh Kulkarni and CFO Jeff Bertelsen will host one-on-one meetings at the 28th Annual Needham Growth Conference on January 13, 2026 [1] - Dr. Kulkarni will participate in a fireside chat during the same event [1] - Investors can view a live webcast of the event and a replay will be available for 90 days following the conclusion [1]