Key Points Quantum computing stocks are among the hottest plays in the artificial intelligence (AI) industry. Pure-play developers such as Rigetti Computing are among the most popular quantum AI stocks. While Rigetti's momentum looks unstoppable, history suggests the company's valuation is unsustainable. 10 stocks we like better than Rigetti Computing › While artificial intelligence (AI) stocks performed strongly throughout 2025, one particular pocket of the AI realm sticks out from the pack: qu ...

Core Insights - Both IonQ and Rigetti Computing are significant players in the quantum computing sector, developing advanced technologies but facing substantial cash burn [1] Company Overview - IonQ utilizes a trapped-ion system for its quantum computing technology, while Rigetti employs superconducting qubits, with both targeting industries such as AI, finance, defense, cybersecurity, and manufacturing [2] - IonQ has a market capitalization of $16 billion, while Rigetti's market cap is approximately $7.4 billion [2][6] Financial Performance - IonQ's latest quarterly report showed positive results, exceeding revenue expectations and raising its full-year revenue guidance to $110 million, despite operating costs of $473 million for the first nine months of the year [4] - Rigetti reported revenue of $5.2 million for the first nine months of 2025, with operating losses of $63.4 million during the same period [7] Capital and Valuation - IonQ completed a $2 billion capital raise through new share sales, which diluted existing shareholders but was necessary for continued progress [5] - Rigetti's technology shows scalability potential, but IonQ's current valuation is considered more attractive than Rigetti's [8] Competitive Landscape - It remains uncertain which company will emerge as the leader in the quantum computing space, with IonQ being more established and having significant partnerships, while Rigetti presents a higher-risk, higher-reward investment opportunity [10]

Rigetti Computing Inc. (NASDAQ:RGTI) is one of the most active US stocks to buy according to analysts. On December 17, Wedbush initiated coverage of Rigetti Computing with an Outperform rating and $35 price target. The firm views Rigetti as a prime beneficiary of the growing quantum sector, citing its decade of expertise and focus on superconducting qubits. This specific technology leads the field in versatility and use cases, backed by heavy funding from major global players and government entities, there ...

Core Viewpoint - High valuations and uncertain business conditions are expected to negatively impact certain AI stocks over the next year, despite significant returns since the end of the 2022 bear market [1] Group 1: Palantir Technologies - Palantir Technologies has seen its stock rise nearly 33-fold from its 2022 low, driven by its Artificial Intelligence Platform (AIP) which has delivered substantial productivity gains for clients [4] - The stock is currently trading at a market cap of $450 billion, with a trailing P/E ratio just above 450 and a forward P/E of around 270, indicating potential bubble territory [5][7] - Revenue for the first nine months of 2025 increased by 51% year over year, but the stock is priced beyond perfection, raising questions about its near-term upside [8] Group 2: C3.ai - C3.ai has developed over 130 software applications for AI adoption, but has faced significant challenges, including the departure of its founder and CEO due to health issues [9][10] - The company reduced its fiscal 2026 revenue guidance from $448 million-$485 million to $290 million-$310 million, with a 20% year-over-year revenue decline in the first half of fiscal 2026 [11][12] - The stock has fallen over 60% from a year ago, trading at a P/S ratio of 5, but deteriorating financials and uncertain management direction raise concerns about its investment viability [14] Group 3: Rigetti Computing - Rigetti Computing operates in the quantum computing sector, which is crucial for next-generation AI, but faces competition from larger companies like Alphabet and IBM [15][16] - The company reported a revenue of just $5.2 million in the first nine months of 2025, a 39% decline from the previous year, and incurred a net loss of $198 million [18][19] - The stock has decreased nearly 60% from its October 2025 high, and with a price-to-book ratio of 22, it presents more risk than reward for investors [19]

Core Insights - Rigetti Computing is making significant advancements in quantum computing through new chiplet-based architectures and improved hardware fidelity, which may present a substantial investment opportunity if execution and competition are managed effectively [1] Company Developments - The company is enhancing its hardware capabilities and forming partnerships with both government and industry, indicating a strategic approach to expand its market presence [1] Market Potential - As quantum computing progresses towards practical applications, Rigetti could potentially unlock considerable upside for investors, contingent on its ability to navigate competitive challenges [1]

Should you add it to your own portfolio?Quantum computing could be the next major technological breakthrough. While many tech giants are developing quantum systems, there are also a few pure-play quantum computing companies -- and one has been getting significant attention recently.That would be Rigetti Computing (RGTI 8.55%), which develops superconducting quantum computers. Rigetti's up 61% year-to-date as of Dec. 24, and recent SEC filings show that it has been a popular investment. Asset managers have b ...

Group 1: Company Achievements - Rigetti Computing achieved significant hardware milestones in 2025, including the demonstration of the industry's largest multichip quantum computer and the introduction of a 100+-qubit chiplet system with 99.5% fidelity [1] - The company secured commercial success with two orders totaling $5.7 million for its Novera quantum computing systems, to be delivered in the first half of 2026, and a three-year $5.8 million contract from the Air Force Research Laboratory for developing a superconducting quantum network [2] - Rigetti became one of the first companies to join Nvidia's NVQLink platform, which integrates quantum computers with artificial intelligence supercomputers [2] Group 2: Challenges and Limitations - Rigetti was not selected as one of the first 11 companies by the U.S. government's Defense Advanced Research Projects Agency for the second phase of its Quantum Benchmarking Initiative, which aims to assess the progress towards building a fault-tolerant quantum computer [3] - Despite having fast superconducting qubits, Rigetti's 99.5% fidelity is considered error-prone, with data scientists recommending that error-reducing techniques should not be introduced until hardware reaches 99.9% fidelity [4] - The company is experiencing cash burn and has minimal revenue, making it a highly speculative stock with significant risks [5][6] Group 3: Industry Comparison - IBM is transforming into a quantum-computing-first company, supported by its legacy business, and is not treating quantum computing as a side project like some competitors [8]

Core Insights - Quantum computing stocks, particularly Rigetti Computing, have seen significant interest in 2025, driven by the potential of quantum technology to solve complex problems in various fields [1][3] - Despite the excitement, many quantum computers, including those from Rigetti, still face high error rates, hindering their practical application [2] - Rigetti's stock has more than doubled in the past year, reaching a market capitalization of $8.5 billion, but concerns about its revenue and valuation suggest a potential decline in 2026 [3][14] Company Overview - Rigetti Computing, founded in 2013, has developed a vertically integrated supply chain, including its own fabrication facility for quantum chips and a proprietary quantum programming language called Quil [5] - The company has created a cloud computing platform for businesses to access quantum computing resources, which enhances its competitive edge [5] - Rigetti's Cepheus-1-36Q multichip quantum computer boasts a high fidelity of 99.5%, indicating its potential for practical applications [6][8] Financial Performance - In the first three quarters of 2025, Rigetti generated only $5.2 million in revenue, a 39% decrease from the same period in 2024, raising concerns about its financial sustainability [9] - The company reported a net loss of $198 million during the same period, with ongoing increases in operating expenses despite declining revenues [11] - Rigetti has secured purchase orders that could generate $5.7 million in revenue in the first half of 2026, providing a potential for growth [10] Valuation Concerns - Rigetti's stock is currently trading at a price-to-sales (P/S) ratio of 1,010, which is deemed unsustainable compared to industry peers like Nvidia and Palantir Technologies [14][16] - The significant premium on Rigetti's valuation, combined with its minimal revenue and substantial losses, raises red flags for investors [16] - The stock has already decreased by 53% from its peak in October, and further declines are anticipated if the company fails to scale its quantum systems [16]

Core Viewpoint - Rigetti Computing has experienced significant volatility in 2025, with a notable decline of around 60% from its October high, despite being up approximately 50% year-to-date [1][2]. Company Performance - Rigetti Computing's stock price is currently at $24.50, with a market capitalization of $8.1 billion [6]. - The stock has a 52-week range of $5.95 to $58.15, indicating substantial fluctuations in value [6]. - The company has a gross margin of -6849.48%, highlighting financial challenges [6]. Industry Context - The quantum computing industry is still in its early stages, with significant potential for growth, projected to exceed $100 billion by 2035 according to McKinsey & Company [7]. - The market is crowded with various players, including private companies and established tech giants like Alphabet and Microsoft [4]. Funding and Contracts - Rigetti relies heavily on external funding and must secure research contracts to maintain operations, as it lacks a legacy business to support its financial needs [8]. - A critical contract opportunity is with DARPA, which Rigetti did not advance in, unlike competitors such as IonQ and IBM [9][10]. Future Outlook - The potential for Rigetti's stock to rebound in 2026 is contingent on the broader market's risk appetite and the company's ability to secure significant contracts [12]. - Investors are advised to focus on the best-performing quantum computing startups, as the complexities of the industry make it challenging to identify winners without expert guidance [11].

Industry Overview - Quantum computing is attracting investor interest due to its potential for significant commercial disruption and long-term technological ambition [1] - The industry is in early stages, but progress in optimization, simulation, and advanced analytics is becoming clearer [1] Company Strategies - Rigetti Computing focuses on superconducting, gate-based quantum processors and aims for fault-tolerant systems through a modular "chiplet" approach [5][10] - IonQ utilizes trapped-ion technology, emphasizing qubit quality and customer traction, with a clearer commercialization narrative [6][12] Price Performance - Rigetti's stock has increased by 118.3% over the past six months, while IonQ's stock has risen by 25.7% during the same period [3] Business Models - Rigetti's revenue model is heavily reliant on research-driven customers, including government agencies and early enterprise pilots, which may not stabilize revenue [8] - IonQ is focusing on commercialization by making its systems accessible through cloud platforms, allowing for a monetization strategy based on customer usage [9] Growth Expectations - The Zacks Consensus Estimate for Rigetti's 2025 sales indicates a year-over-year decline of 26.88%, with a projected loss per share of 68 cents [14] - In contrast, IonQ's 2025 sales are expected to grow by 151.78%, with a projected loss per share of $5.08 [17] Investment Considerations - Rigetti is seen as a longer-term investment focused on hardware scalability, while IonQ offers a more immediate path to usability and customer adoption [13][22] - Both companies currently hold a Zacks Rank of 3 (Hold) and a Value Score of F, indicating that their stocks are priced based on future potential rather than current fundamentals [20]