7 quantum computing stocks to watch

Ready to invest in the technology industry? Compare potential investments and learn how to buy quantum computing stocks in just a few steps.

Considering investing in quantum computing stocks? While the best quantum computing stocks depend on your portfolio and investment goals, we've identified some quantum computing stocks that are worth keeping an eye on in the technology sector. Keep reading to learn more about quantum computing stocks and how to start investing.

We round up a selection of stocks in or related to the technology industry, weighting the list more heavily towards popular mid- and large-cap stocks.

Best stock 1-year return Market cap Exchange Volume Buy on Questrade
Microsoft Corporation (MSFT.US) (data unavailable) $3.6 trillion (USD) NASDAQ 30,476,807 Buy now
International Business Machines (IBM.US) -5.85% $208.9 billion (USD) NYSE 5,689,668 Buy now
IONQ (IONQ.US) -3.15% $13.4 billion (USD) NYSE 19,999,855 Buy now
Rigetti Computing (RGTI.US) 4.94% $5.3 billion (USD) NASDAQ 19,129,300 Buy now
Quantum Computing Inc (QUBT.US) -45.08% $2 billion (USD) NASDAQ 5,974,398 Buy now
Xanadu Quantum Technologies (XNDU.TO) (data unavailable) $4.6 billion (CAD) Toronto Stock Exchange 297,619 Buy now
D-Wave Quantum IncCommon Stock (QBTS.US) 21.67% $6 billion (USD) NYSE 16,824,756 Buy now
The values in this table are accurate as of the market close on August 4, 2026, or the most recent data available. Volume refers to the number of shares traded during the day.

What to look for when investing in quantum computing stock

The technology industry is affected by a range of complex factors such as trade policies, regulations, and fluctuating supply and demand. So when considering quantum computing stocks to buy, it's important that you have access to vital information about a company's financial health, leadership team, and market positioning.

Also keep in mind that, while volatility can be ideal for day traders, long-term investors will want to look for stocks to offer steadier gains over time.

How to invest in quantum computing stock

  1. Research the technology industry. Before investing, learn about the quantum computing stock sector, its trends and the companies within it. Look at each company's financial health, potential for growth and past performance to identify stocks that fit your investment goals.
  2. Choose a stock trading platform. Compare trading fees, access to trading tools and user interface options. We've identified reliable trading platforms to help narrow down your options below or check out the best stock trading apps in Canada to find one that suits your needs.
  3. Open and fund your account. Sign up with your personal details and link a bank account or funding method to deposit money before you start trading.
  4. Select the quantum computing stock(s) to buy. Search by company name or ticker symbol, like MSFT or IONQ. Compare key metrics such as market cap, price history and earnings per share to pick the best stock for your strategy.
  5. Buy the stock and monitor performance. Place your order to buy the stock and track its performance over time. Consider setting alerts, signing up for industry newsletters or using platform research tools to stay up to date on market changes.

Our top picks for where to buy quantum computing stocks

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Are quantum computing stocks a good investment?

While it's possible to turn a profit investing in quantum computing stocks, keep in mind that—like any investment—quantum computing stocks are not immune to risk. These stocks are subject to fluctuating conditions both in the market and in the technology industry, so carefully vet your picks before you invest.

What are the best quantum computing stocks?

A lot of factors go into picking the best quantum computing stocks. Stock performance can be impacted by factors like market conditions, company decisions and global events. Plus, what may be a strong quantum computing stock investment for one person might not be suitable for another.

That said, we rounded up this list of popular quantum computing stocks in or related to the technology industry to help narrow down your options:

Keep in mind that this is not a "best" list or a recommendation. It highlights some quantum computing stocks for informational purposes only and does not indicate past or future performance or investment advice. We do not guarantee any investment performance.

We've outlined detailed company and stock performance details for each quantum computing stock below. Keep reading to decide if any of these companies are the right investment for you.


Microsoft Corporation (MSFT)

Microsoft Corporation, a technology company, develops and supports a portfolio of technology solutions for individuals and businesses worldwide. It operates through three segments: Productivity and Business Processes, Intelligent Cloud, and More Personal Computing.

The Productivity and Business Processes segment offers Microsoft 365 Commercial, Enterprise Mobility + Security, Power BI, Exchange, SharePoint, Microsoft Teams, Microsoft 365 Security and Compliance, Microsoft 365 Copilot, and Windows Commercial on-premises and Office licensed on-premises.

Closing stock price $487.46
Market Capitalization $3.6 trillion
Gross profit (TTM) $225.5 billion
Profit margin 40.31%
Revenue (TTM) $331.8 billion
Earnings per share (TTM) $17.74
52-week stock price range $349.20 – $550.24
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

International Business Machines (IBM)

International Business Machines Corporation, together with its subsidiaries, provides integrated solutions and services in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. It operates through Software, Consulting, Infrastructure, and Financing segments.

The Software segment offers hybrid cloud and AI platforms that allow clients to realize their digital and AI transformations across the applications, data, and environments in which they operate.

Closing stock price $235.92
Market Capitalization $208.9 billion
Gross profit (TTM) $40.1 billion
Profit margin 15.52%
Revenue (TTM) $69.1 billion
Earnings per share (TTM) $11.02
52-week stock price range $199.19 – $332.46
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

IONQ (IONQ)

IonQ, Inc. develops quantum computing systems in the United States, Switzerland, and Internationally. It sells access to quantum computers of various qubit capacities.

The company also makes access to its quantum computers through cloud platforms, such as Amazon Web Services (AWS), Braket, Microsoft's Azure Quantum, and Google's Cloud Marketplace, as well as through its cloud service.

Closing stock price $39.93
Market Capitalization $13.4 billion
Gross profit (TTM) $67.6 million
Profit margin 174.88%
Revenue (TTM) $187.1 million
Earnings per share (TTM) $0.44
52-week stock price range $25.89 – $84.64
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

Rigetti Computing (RGTI)

Rigetti Computing, Inc., through its subsidiaries, builds and operates quantum computers and the superconducting quantum processors the United States, the United Kingdom, rest of Europe, Asia, and internationally. The company offers quantum processing units (QPUs) and quantum computing systems to provide access to quantum computing systems through the cloud in the form of quantum computing as a service (QCaaS).

It provides Novera, a 9-qubit chip QPU that features tunable couplers for fast two-qubit operations and a 5-qubit chip for testing single-qubit operations; Novera QPU that is based in fourth generation Ankaa-class architecture; 36-qubit Cepheus-1-36Q system, a multi-chip quantum computer; and 84-qubit Ankaa-3 quantum computer.

Closing stock price $16.78
Market Capitalization $5.3 billion
Gross profit (TTM) $3 million
Revenue (TTM) $10 million
Earnings per share (TTM) -$0.89
52-week stock price range $12.53 – $58.15
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

Quantum Computing Inc (QUBT)

Quantum Computing Inc., an integrated photonics company, provides quantum machines to commercial and government markets in the United States. The company develops thin-film lithium niobate chips for optical devices, such as electro-optical modulators, periodically poled devices for frequency conversion, and micro-ring resonator cavities markets.

It is also developing the entropy quantum computer (EQC), a quantum application of Core Photonics Technology, designed to solve complex optimization problems.

Closing stock price $8.88
Market Capitalization $2 billion
Gross profit (TTM) $-667,000
Revenue (TTM) $4.3 million
Earnings per share (TTM) -$0.25
52-week stock price range $6.18 – $25.84
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

Xanadu Quantum Technologies (XNDU)

Xanadu Quantum Technologies Limited develops and provides photonic quantum computing technology and related software solutions and applications, including cloud-based access to quantum computers and tools for quantum programming and simulation. The company provides access to photonic quantum computers through x-series devices available via the cloud, supporting programmable quantum gates and photon-number resolving detectors.

It offers Pennylane, a cross-platform python library that enables a paradigm and quantum differentiable programming that enables integration with machine learning tools; and Catalyst for just-in-time compilation and optimization of quantum algorithms.

Closing stock price C$16.06
Market Capitalization C$4.6 billion
Gross profit (TTM) C$6.3 million
Revenue (TTM) C$6.8 million
Earnings per share (TTM) -C$0.26
52-week stock price range C$9.75 – C$57.00
All dollar amounts in this table are in CAD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

D-Wave Quantum IncCommon Stock (QBTS)

D-Wave Quantum Inc. engages in the development and delivery of quantum computing systems, software, and services worldwide. It provides Advantage and Advantage 2 quantum computers; Ocean, a suite of open-source tools; and Leap quantum cloud service, a cloud-based service that provides real-time access to quantum computers and quantum hybrid solvers; and secure access and data protection services, as well as Ocean software development kit (SDK), a Python-based SDK for developers to learn and build applications on company's server.

The company also provides Leap hybrid solver service that offers a combination of quantum and classical computation resources and advanced algorithms to solve problems of enterprise scale; and D-Wave Launch, a phased approach to identify and build in-production quantum hybrid applications, including training sessions and quantum computing access.

Closing stock price $21.39
Market Capitalization $6 billion
Gross profit (TTM) $8.2 million
Revenue (TTM) $12.4 million
Earnings per share (TTM) -$1.14
52-week stock price range $12.75 – $46.75
All dollar amounts in this table are in USD. TTM refers to the "trailing 12 months." All values are accurate as of the market close on August 4, 2026.

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Bottom line

If you're considering adding quantum computing stocks to your portfolio, make sure you thoroughly look into any companies before investing to help mitigate risk. We've compiled a list of quantum computing stocks to help narrow down your options. Then choose a legitimate stock trading platform to start investing. After that it comes down to monitoring the technology industry to know when to buy, sell or hold. How to buy stocks in Canada

Frequently asked questions about quantum computing stocks

Sources

Check these other commodities and investment sectors

If you're thinking about diversifying your portfolio and investing in sectors beyond quantum computing stocks, here are some others you can consider:
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