How to Invest in Quantum Computing

Reviewed by Ed WilkinsonLast updated: June 5, 2026 12:27 pm

Image credit: Markus Winkler @Pexels

Quantum computing represents a step-change from traditional computing, harnessing quantum mechanics to tackle certain complex problems that classical approaches may struggle to solve as quickly. As the field develops, it may present investment opportunities alongside material risks. Understanding how to approach the area requires a grasp of the industry, the major players, and the avenues for gaining exposure.

Understanding Quantum Computing

At its core, quantum computing operates on quantum bits, or qubits. Unlike traditional bits, which are strictly binary and exist either as 0 or 1, qubits can exist in multiple states simultaneously due to superposition and can be correlated through entanglement. Quantum algorithms use interference to amplify correct answers. For particular algorithms, this can enable different, and sometimes more efficient, exploration of solution spaces than classical computers can; it does not make quantum computers universally faster for all tasks.

Potential Applications of Quantum Computing

The versatility of quantum computing makes it suitable for a variety of applications that require immense computational power:

• Drug discovery: Quantum computing could, in time, accelerate aspects of molecular simulation, potentially reducing the time required to identify promising compounds.
• Financial modelling: By handling certain complex calculations at high speed, quantum computers could enhance specific risk modelling and anomaly detection tasks.
• Optimisation problems: From logistics to supply chain management, quantum algorithms may offer new approaches to optimisation problems that are challenging for classical computers.

Enhancing Computational Speeds

Quantum algorithms can offer speedups for specific problem classes (for example, factoring and certain search or optimisation tasks). Experimental results have shown advantages on narrowly defined problems, but turning these into practical, error-corrected performance remains a major challenge. For the foreseeable future, most everyday workloads will continue to run on classical systems.

Current Limitations and Future Prospects

Despite their potential, quantum computers are not yet widely commercially available and remain primarily used in research facilities and specialised applications. As of 2026, leading technology firms and academic institutions are working to overcome noise, error rates and scaling challenges, including progress in quantum error correction, but broadly useful, fault-tolerant machines are not yet available.

As the technology matures, accessibility should improve, with implications for fields ranging from cybersecurity to artificial intelligence. In parallel, organisations are beginning to adopt post-quantum cryptography to protect data against future quantum threats, a separate but related development. Staying informed about these advancements is crucial for anyone interested in this technology’s potential.

In summary, the development of quantum computing could transform parts of industry by addressing problems once considered intractable. Nevertheless, substantial technological progress is still required before its full potential can be realised.

Key Players in the Quantum Computing Market

The quantum computing market is characterised by a mix of well-established technology companies and specialist start-ups. Each contributes differently to the sector’s progress, providing a range of potential ways to gain exposure:

• IBM
• Google
• Microsoft
• Intel
• Start-ups: like Rigetti Computing, IonQ, and D-Wave Systems

These companies are pushing the boundaries of what is possible in quantum computing, each bringing distinct technologies and approaches. Investing in such organisations can offer exposure to developments in quantum technology, but prospects can change quickly, and valuations can be volatile.

When considering investments, understand each company’s focus, roadmap and funding position, and how quantum fits within its broader business. Align any decision with your objectives and risk tolerance, and consider seeking independent, regulated financial advice from professionals familiar with technology investing and current UK rules.

Investment Vehicles and Strategies

Investing in quantum computing can be approached in several ways, each with its own considerations. This is a specialist, early-stage area and can be highly volatile; returns are uncertain, and time horizons may be long.

Direct Investment in Quantum Computing Stocks

Investing directly in companies developing quantum technologies may appeal to investors who understand the sector. Conduct thorough due diligence, noting that many large technology firms are diversified, so quantum may account for only a small share of their revenue. For pure-play companies, assess the path to commercialisation and the risks around funding and execution.

Assessing Company Performance

When selecting stocks, consider market position, research output and partnerships with academia or government. Review roadmaps, hiring and R&D intensity, the quality (not just quantity) of intellectual property, governance, cash runway (for start-ups) and disclosure quality. Avoid relying solely on headline qubit counts or patent totals.

Investing Through Exchange-Traded Funds (ETFs)

ETFs can provide diversified exposure and may mitigate some single-stock risk. As of 2026, pure-play quantum ETFs are limited; most thematic funds include quantum alongside areas such as artificial intelligence, semiconductors and high‑performance computing. Check the fund’s domicile and documentation: UK retail investors typically access UCITS funds, and many US‑listed ETFs without a Key Information Document (KID) may not be available on UK platforms.

Choosing the Right ETF

Review the fund’s mandate, holdings and index methodology, along with ongoing charges, replication method, liquidity, tracking difference, currency exposure and tax treatment. Ensure the ETF’s focus aligns with your intended exposure and that it is available to UK investors through a compliant structure.

Venture Capital and Start-ups

For those with access to private markets, early-stage investments offer high potential but entail high failure rates, illiquidity, and long timeframes. Minimum investment sizes can be substantial, and such opportunities are typically suitable only for sophisticated or high-net-worth investors. Some UK investments may fall within schemes such as EIS/SEIS if qualifying; eligibility is specific, and tax treatment depends on individual circumstances and may change.

Engaging with Venture Capital

Investing in start-ups entails sourcing deals, rigorous commercial and technical due diligence, and ongoing support. Consider partnering with specialist VC firms, understand expected milestones, dilution and exit routes, and document risks clearly. If relevant, seek advice on the availability and suitability of any tax reliefs.

Investment Considerations

Quantum computing, while promising, is a complex and evolving field that requires investors to be well-informed and strategic. Below are some key considerations to keep in mind:

1. Risk Tolerance: The quantum sector is characterised by rapid technological shifts and uncertainty. Be prepared for significant volatility, long timeframes and the possibility of losing some or all of your capital, particularly with early-stage companies.
2. Market Readiness: Despite ongoing progress, many commercial applications are still emerging. Revenue may be limited for some time, so expect a gradual maturation rather than immediate gains.
3. Technological Developments: Track credible, independently verified milestones (for example, peer‑reviewed results and reproducible benchmarks) and be cautious of hype. Understanding the direction of research can help you position more thoughtfully.
4. Regulatory Environment: Stay informed about rules affecting technology and investments, including export controls, standards (such as post‑quantum cryptography) and UK consumer‑protection requirements (for example, PRIIPs/KID and product appropriateness tests).

This material is for information only and does not constitute investment advice or a recommendation to buy or sell any investment. Capital is at risk, and the value of investments can go down as well as up; you may get back less than you invest. Past performance is not a reliable indicator of future results. If you are unsure about suitability, seek advice from an FCA‑authorised adviser.

A Financial Adviser Can Help

Given the complexities and nascent nature of quantum computing investments, consulting a financial adviser who understands the technology landscape can be valuable. They can provide guidance aligned to your goals and risk tolerance, help you assess suitable options, and support the construction of a diversified portfolio. Regulated advice can also help ensure you meet relevant UK requirements and understand the risks involved; no adviser can guarantee returns.

FinancialAdvisers.co.uk specialises in connecting individuals with FCA‑authorised and regulated financial advisers across the UK. Whether you wish to explore emerging technologies like quantum computing or you need broader financial planning, we can help you find an appropriate expert in your area.

Quantum investing is a specialist, fast-moving area. With the right research, a diversified approach, and, where appropriate, regulated advice, you can make more informed decisions about whether to invest in quantum computing.