Quantum computing is gradually moving from theory to real-world impact, and investors are well aware. As breakthroughs continue across industries like healthcare, cybersecurity, and finance, quantum computing stocks are becoming one of the most exciting options for long-term investment.
With tech giants and specialized startups racing to develop quantum hardware and software, 2026 could prove to be a pivotal year for this high-potential sector. This article highlights eight of the best quantum computing stocks to buy, their market performance, analyst forecasts, and growth potential.
Quantum computing is a long-term technological development with potential future impacts across multiple sectors, including cryptography, drug discovery, climate modeling, and financial analysis.
Investments in quantum computing companies are fundamentally different from typical tech investments. Keep in mind that this technology may take up to 10 years to reach commercial maturity. While there's potential for significant returns if the technology achieves its promised breakthroughs, investors should understand that this sector carries substantial technical, commercial, and timing risks. Most quantum computing investments are best viewed as a small, speculative portion of a diversified portfolio with a multi-year time horizon.
With the quantum computing industry on the rise, several major companies stand out due to their substantial contributions and impressive market presence. Leading the pack is IBM, which was the first to offer cloud-based quantum computing access, making it a pioneer in the field.
IBM continues to advance with its Quantum Experience project. In 2022, the tech giant released a 433-qubit processor named Osprey and introduced Condor, a 1,121-qubit processor, a year later. IBM expects this system to eventually achieve quantum advantage, solving problems more efficiently than a supercomputer.
Google’s Quantum AI is another force to reckon with in the quantum computing world. In 2023, the company unveiled Sycamore 2, and in early 2024, it released Willow, a new quantum processor that completed a complex calculation in under five minutes—one that would take a supercomputer significantly longer. With quantum supremacy already demonstrated, Google is now focused on scaling up qubits and improving error correction to bring practical quantum computing closer to reality.
D-Wave Quantum Inc., meanwhile, has doubled down on its hybrid quantum-classical approach, combining quantum annealing with AI-driven tools to address real-world optimization problems. In 2024, the company expanded its Leap platform, allowing more businesses to access quantum solutions via the cloud. As of 2025, D-Wave is also working on gate-model quantum computing, broadening its technological reach and investment appeal.
BlueQubit is similarly involved in the quantum computing industry. Known for its user-friendly platform and lightning-fast quantum emulators, the company democratizes access to quantum hardware by offering cloud-based tools for real-time experimentation. BlueQubit’s focus on accessibility and performance is attracting attention among startups, researchers, and developers looking to benefit from quantum technology.
The stock market is heating up, with many quantum computing businesses showcasing impressive prospects. To help you make an informed decision, we’ve compiled a quantum computing stocks list to keep an eye on. When considering quantum stocks like IonQ Inc. (IONQ), investors should understand that valuations in this emerging sector are highly speculative. Some analysts project potential growth based on the company's trapped-ion technology and commercial partnerships, but these investments come with significant volatility and uncertainty as the quantum computing market develops. Rather than focusing solely on price targets, investors might consider evaluating companies based on their technological approach, strategic partnerships, and progress toward practical applications.
IonQ Inc. is a top contender when it comes to the quantum stock market. With its unique trapped-ion technology, the Maryland-based company is steadily carving a niche for itself. IonQ claims this approach offers longer qubit lifetimes and more straightforward scalability, making their quantum computers more powerful and accurate.
As of December 2025, IonQ’s average price target is $70.83, with a forecasted upside of 42.44%. This positive shift points toward growing investor confidence in IonQ’s trapped-ion technology and its commercial potential. Despite the quantum computing sector being quite volatile, 9 out of 17 analysts are rating IonQ as a buy.
With a specialized approach to quantum technology, D-Wave Quantum Inc. is another one of the best quantum computing stocks to buy. The Canadian company uses quantum annealing, a process that involves solving complex optimization problems swiftly and efficiently. This technique has potential use cases in various fields, like machine learning and materials science, making D-Wave Quantum's stock an exciting investment option.
Analyst sentiment towards QBTS is bullish. The stock is currently trading 41.52% above the 200-day SMA. Meanwhile, its value grew by 408.4% over the past year.
Emerging from Berkeley, California, Rigetti Computing Inc. is making a name for itself in the world of quantum computing. The company specializes in developing quantum integrated circuits and is at the forefront of integrating AI and machine learning. Its latest 84-qubit Ankaa-3 system achieved 99.5% median 2-qubit gate fidelity—a major performance metric in quantum computing.
RGTI has a positive stock analysis, with six out of nine analysts rating it as a buy. Its average 12-month price target of $28.67 suggests an upside of 19.64% from the current stock price of $23.96.
Quantum Computing Inc. (QCI) aims to develop software tools and applications tailored for quantum machines. Its flagship product, Qatalyst, allows developers to design and implement quantum-ready applications on conventional computers using its cloud-based solution.
QUBT's stock price grew by 66% over the past year. Analysts predict that if you buy $1,000 worth of QUBT today, you would earn $2,981.71 by March 2026. The quantum stock’s value is forecasted to reach $31.70 in three months, indicating an upside of 184.19% offer the current price of $11.27.
Alphabet, the parent company of Google, continues to be a key player in quantum computing through its Quantum AI division. The company is involved in long-term research, including developing scalable error-corrected quantum systems that could solve real-world problems.
In terms of finance, Alphabet shows strong performance, reporting a 13.42% year-over-year revenue increase last year. The company reached $385.477 billion as of September 2025, up from $350.018 billion the year before. Analyst sentiment is bullish, with 45 out of 51 analysts rating the stock as a strong buy. Currently, GOOGL is trading at $306.57.
Recent developments in Alphabet’s cloud and infrastructure business also reinforce this financial foundation. Google’s long-term infrastructure and AI services agreement with Meta
highlights the growing demand for high-performance computing, data centers, and custom silicon. While this contract is not directly related to quantum computing, it strengthens Alphabet’s cash flow and capital base, indirectly supporting sustained investment in high-risk, long-horizon research like quantum technologies.
That being said, it’s also worth noting that quantum computing is only a part of Alphabet’s overall operations, which means that its impact on the company’s broader stock performance is limited for now.
One can't ignore Amazon.com Inc. when talking about the stock market. The e-commerce giant has now ventured into quantum technology. In February 2025, AWS announced 'Ocelot,' its first quantum computing chip, designed to reduce error correction by up to 90% and accelerate the development of practical quantum applications. Despite these advancements, quantum computing is a small segment of Amazon's business operations. The company's stock performance is influenced by various factors, including its e-commerce dominance and the growth of AWS.
Analyst sentiment for AMZN's stock is overwhelmingly bullish, with 44 out of 45 analysts rating it as a buy. The average price target is $296.85, indicating a potential increase of 33.38% from the current price.
Regarding Exchange-Traded Funds (ETFs), the Defiance Quantum ETF (QTUM) is a diversified and accessible investment option for those looking to capitalize on advancements in quantum computing and machine learning. It offers exposure to a range of global companies leading innovation in the space.
As of late 2025, QTUM has been trading at about $109.95. Analyst consensus data suggests a moderate buy, with recent average price targets around the $130 range, indicating upside potential from current levels. While shorter-term forecasts show mixed signals, longer-term models project potential growth as quantum technologies mature and market adoption expands.
A behemoth in the industrial sector, Honeywell International Inc. continues to make strategic moves in quantum computing through its ownership of Quantinuum, a leading company in trapped-ion quantum technology. Quantinuum has been expanding its capabilities with recent breakthroughs in quantum error correction and enterprise-ready quantum software, making Honeywell a rising force in the quantum industry.
As a diversified conglomerate, Honeywell offers a more stable investment path for those interested in quantum technology without the volatility of pure-play quantum stocks. Its strong footing in aerospace, automation, and advanced materials adds financial resilience.
That being said, the wide scope of Honeywell’s business means that quantum developments may not have short-term effects on its stock price. Still, analysts are optimistic, with the quantum computing stock’s price averaging at $241.92 and a high-end estimate reaching $260—a 22.02% increase from the current price of $198.26.
With growing investor interest in quantum computing stocks, the industry is expanding beyond academic labs. Major players like Google and Amazon are investing in quantum hardware and software development, while platforms like BlueQubit are helping democratize this technology for a wider audience.
BlueQubit offers access to real quantum computing hardware remotely, with seamless integration with popular open-source libraries like Cirq and Qiskit. Our user-friendly interface simplifies the quantum programming process, making this complex field more approachable for newcomers and experts alike.
The platform leverages high-speed quantum emulators powered by Nvidia GPUs for efficient circuit simulation alongside direct access to actual quantum processors (QPUs). This enables users to conduct sophisticated experiments without significant infrastructure investments.
This growing accessibility represents an important industry shift where quantum experimentation is no longer limited to elite institutions. By making quantum technology more accessible, BlueQubit is helping accelerate innovation across research, education, and commercial applications in this rapidly evolving field.
Quantum computing stocks are taking the global market by storm. Companies like IBM, Alphabet, and IonQ are pushing forward with technologies that could reshape sectors like cybersecurity and pharmaceuticals. That being said, the industry is young, and there’s a long road ahead. Investors will need to weigh the potential of long-term innovation against the risks of volatility, competition, and technical challenges. That’s why it’s important to have clear knowledge of the technology. For those looking to deepen their understanding, platforms like BlueQubit offer a practical way to explore quantum computing firsthand, combining theory and real-world experimentation.
Quantum computing stocks are shares of companies involved in quantum computing. These companies may focus on building quantum hardware, developing quantum software and algorithms, or offering cloud-based quantum computing services. Investors view these stocks as high-risk, high-reward assets with long-term growth potential in industries like AI, finance, and cybersecurity.
Yes, investors can gain exposure to quantum computing through individual stocks or diversified ETFs. Options include pure-play quantum companies, large technology firms with quantum research divisions, or thematic ETFs like QTUM. Because revenues from quantum are still limited, most investors treat it as a long-term, high-risk investment.
There is no single best quantum computing stock, as the sector is still early and highly volatile. Investors typically choose between pure-play quantum companies like IonQ or Rigetti and large tech firms such as IBM, Alphabet, or Microsoft that invest in quantum alongside profitable core businesses. The latter are often considered lower-risk ways to gain quantum exposure.
To buy stocks in quantum computing, you can use brokerage platforms that offer access to a wide range of markets. Platforms like TD Ameritrade and Robinhood are good options. If you’re considering quantum computing penny stocks, make sure your chosen broker supports OTC markets.
Investing in quantum computing stocks comes with potential rewards and risks. The quantum computing market is projected to grow significantly, with an estimated market size of up to $170 billion by 2040. On the other hand, the technology is still in its early stages, and widespread adoption may take years to materialize. Investors should account for volatility and consider a long-term perspective when looking to invest in this sector.
Quantum computing has major potential in fields like cryptography, optimization, and drug discovery. As companies develop and commercialize quantum technologies, their stock performance may be influenced by breakthroughs, partnerships, and market adoption. However, since the industry is still in the developmental phase, stock prices can be highly volatile.
