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5 Undiscovered Quantum Computing Stocks You Should Buy Now

2025-04-038minsHuman written

Written byFrederick A Bravey

Financial Researcher

Edited byFei Chen

Financial Researcher

Content

Key Takeaways

Quantum computing is an emerging technology that could transform industries, making it a hot area for investment.
You can gain early exposure to this field by investing in lesser-known quantum computing stocks with high growth potential.
These companies stand out due to their innovation, partnerships, and unique approaches to quantum technology.
While risks are present, these stocks could offer substantial rewards if you’re willing to take a long-term perspective.

Introduction

Quantum computing has become a big buzzword across today's markets, especially the hype surrounding quantum stocks. With the promise of lucrative future returns, where do you begin searching for these stocks?

After diving into the industry myself, on the search for which quantum stocks could produce the highest future returns, I stumbled upon these 5, somewhat, undiscovered stocks that could be your ticket to riding this wave.

In this article, I’ll break down these hidden opportunities and show you why they’re worth your attention right now.

What is quantum computing?

Quantum computing is not a technology that's currently designed for mainstream use, but it's certainly a game-changer. Unlike traditional computers, which use 0s & 1s to communicate, quantum uses something called Qubits,

These Qubits can exist in multiple states at once thanks to quantum mechanics principles like superposition and entanglement. But, I won't go down that rabbit hole.

What does this mean to you? It’s a system that can tackle problems, such as cracking codes or designing drugs, way faster than any computer on Earth. Imagine solving puzzles that would take billions of years reduced to mere minutes.

That’s the promise of quantum technology, and it’s why quantum computing stocks are catching investors’ eyes, and should be capturing yours too.

List of the best quantum computing stocks

Here’s the lineup of five undiscovered quantum computing stocks you should be paying close attention to:

IonQ (IONQ)
Rigetti Computing (RGTI)
D-Wave Quantum (QBTS)
Quantum Computing Inc. (QUBT)
Arqit Quantum (ARQQ)

Why these quantum computing stocks?

How did I pick these quantum computing stocks for you? I looked at what makes a company stand out in this cutting-edge field and so I based these findings on certain criteria listed below:

Innovation in quantum technology: Are they pushing boundaries with unique solutions?
Strategic partnerships: Do they have ties with big players or government agencies for credibility and resources?
Financial stability: Can they weather the early-stage storm with solid cash reserves?
Undiscovered status: Are they flying under the radar, giving you a chance to get in early?

If a quantum stock company is able to fulfill these criteria, I have added it to this list. There are, of course, numerous other facets that we must take into consideration, but at this early stage in technology's lifecycle, it's hard to pinpoint specifics.

Quantum computing stocks you should buy

Let’s dive into each of these quantum computing stocks so you can see why they’re worth your investment.

IonQ (IONQ)

IonQ is a pure-play quantum computing company using trapped-ion tech to build scalable quantum systems. Since going public in 2021 via a Special Purpose Acquisition Company SPAC, it’s been turning heads with its technological advancements.

Key features:

Trapped-ion qubits for high accuracy and stability, leading to more reliability combined with enterprise-grade security.
Cloud access through platforms like Amazon Braket and Microsoft Azure, creating a globally accessible quantum computer for businesses.
A $54.5 million U.S. Air Force contract boosted its credibility and provided investors with a level of confidence in the company's future development.

Pros	Cons
Revenue jumped 95% in 2024 compared to 2023, growth you can’t ignore. Analysts love it, with multiple "strong buy" ratings. Tech that has the potential to scale into the consumer markets.	The company has high R&D costs and not yet turning a profit. Stock is very volatile at this point in time and could deter short term traders.

What makes IonQ special? It’s not just experimenting, it’s making quantum computing usable now. If you want a front-runner in this space, IonQ’s a solid bet.

Rigetti Computing (RGTI)

Rigetti Computing, a company that is at the forefront of developing quantum processors and offering cloud services.

The comapny's solution dives into the practicallities of quantum and integrating it into everyday consumer lives, although it still has a long way to go, but in general Regetti is blending quantum and classical computing for real-world solutions.

A highly overlooked quantum stock, that found some popularity, briefly becoming a meme stock, during Trump's presidential election, but soon falling after Nvidia's CEO implied quantum technology was 30 years away.

Key features:

Hybrid quantum-classical systems for practical applications.
Quantum Cloud Services for remote algorithm testing.
Partnerships with Amazon and Microsoft.

Pros	Cons
Revenue surpasses $10.79 million, and profit of $5.7 million. Forefront of consumer-ready quantum processors. New Ankaa 2 processor shows tech progress.	Losses persist as R&D eats into profits, seeing poor fundamentals. Big tech rivals could crowd the market, especially after the announcement of Google's own quantum chip.

Rigetti’s hybrid approach sets it apart, it’s bridging today’s tech with tomorrow’s quantum leaps. For you, it’s a chance to invest in accessibility and innovation.

D-Wave Quantum (QBTS)

D-Wave provides customers with access to its quantum computing systems via the cloud, offering quantum computing as a service and making its technology accessible today.

Additionally, the company offers professional services to assist customers in identifying and implementing quantum computing applications into their businesses.

Recently, D-Wave announced its new Leap Quantum LaunchPad program, designed to accelerate the adoption of quantum computing applications.

Key features:

Quantum technology is being implemented to solve real-world challenges.
Massive scale with commercial-ready systems and a current user base of 135 businesses.
As of 2025, QBTS stock has a market cap valued at $2.14 billion.

Pros	Cons
Client adoption is increasing year over year, with large companies utilizing QBTS's technology. Yearly revenue of more than $8 million and gross profit increase of 20% compared to 2023. QBTS's stock has grown 296% in 12 months, signalling investor interest & momentum.	Limited to optimization and unable to complete all types of quantum tasks, yet. Numerous competition on the market that could pull market share from D-Wave. Fundamentals are not yet able to support the billion dollar market cap.

D-Wave’s niche focus makes it unique. If you’re eyeing industries needing optimization, this stock could deliver potentially highly profitable future returns.

Quantum Computing Inc. (QUBT)

Quantum Computing Inc. aims to make quantum tech affordable and portable with products like the Dirac system, plus extras like quantum authentication for future encryption security.

The company specializes in the production and deployment of quantum machines, designed to operate at room temperature at affordable prices, something very unique, as it makes quantum machines more practical.

Key features:

Portable quantum machines that work at room temperature and are designed using existing technology.
Diverse offerings, from computing to security.
Recent demos show 12% faster performance than classical systems.

Pros	Cons
Accessibility could open new markets and enhance user adoption worldwide. Broad product range diversifies risk through their innovative approach to using existing fabrication technology. The comapny's Diraq system is already set to be a gamechanger and leader in quantum chips.	The company's financials currently unable to support a marketcap of $1 billion. Early stage development, making the company unable to generate a profit.

QCi’s push for affordability is its edge. If you’re betting on quantum going mainstream, then adding QUBT stock to your portfolio could generate substantial future returns.

Arqit Quantum (ARQQ)

Arqit is a cybersecurity company harnessing quantum technology to deliver quantum-safe encryption solutions.

Its goal? To shield data from future threats, including those posed by quantum computers capable of cracking traditional encryption.

While it’s not a pure-play quantum computing company, ARQQ is an industry leader in ensuring that the future of online security is secure.

Key features:

ARQQ’s flagship products use symmetric key agreement to provide quantum-safe encryption, protecting communications from quantum threats.
Collaborations with big names like Intel (via the Intel Partner Alliance) and Sparkle (for quantum-safe Network-as-a-Service) boost its credibility and market reach.
Named a 2024 IDC Innovator for post-quantum cryptography, ARQQ is carving a niche in next-gen encryption.

Pros	Cons
The quantum-safe encryption market is primed for massive expansion as quantum computing advances. Insiders own 50-54% of the company, signaling strong belief in its long-term prospects. Secured a multi-year enterprise license contract expected to generate seven-figure annual recurring revenue.	Extreme Volatility: The stock’s wild swings e.g., +56.93% in a single day, yet down 55.64% YTD in 2025. As a young company, ARQQ faces execution hurdles in scaling its tech and winning more contracts.

I’d peg ARQQ as a Speculative Buy. It’s a compelling play if you’re sold on the quantum encryption story and can handle the risks. The potential rewards are substantial, but so are the pitfalls.

Keep your stake modest, and track key catalysts like revenue growth, new contracts, and financial stability.

Conclusion

The future is pointing toward quantum technology, and above are my 5 top quantum stocks to consider at this point in time. As market adoption becomes more mainstream for quantum technology, these stocks should see strong future returns.

Each brings something unique, from groundbreaking tech to stable foundations. Sure, the risks are real, early-stage tech always is, but the rewards could be massive if you’re patient.

Do your homework, weigh your risk tolerance, and consider adding these to your portfolio. The future’s quantum, and you could be part of it.

Frequently Asked Questions

What is the best quantum computing stock to buy?

There's no direct answer to this question, as quantum technology has not gone mainstream just yet. However, top quantum stocks you want to pay close attention to are D-wave and Regetti, as these companies are at the forefront of bringing quantum to consumers.

Why should I invest in quantum computing stocks?

They offer exposure to tech that could revolutionize industries, potentially delivering big returns if it takes off. Quantum can be considered similar to the early stages of Nvidia's growth, as the technology is new, but will become substantially more important in the future.

Are quantum computing stocks risky?

Yes, think tech hurdles, slow adoption, and shaky finances. Early-stage investments always carry uncertainty. In addition, the technology has not yet been tested in a consumer environement, and will likely take years to validate.