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Quantum computing stocks have posted triple-digit gains in 2025, fueled by government funding and lab breakthroughs. But here's the uncomfortable truth: the technology still can't make money. Commercial applications that generate sustainable revenue are years away, and the companies leading today's rally aren't profitable yet.

The market is pricing in a future that hasn't arrived yet, and that makes for a bumpy ride.

The tech behind the hype

Quantum computers process information in a fundamentally different way than the laptop or phone you're reading this on. Traditional computers use bits—ones and zeroes—to crunch data. Quantum computers use qubits, which can exist as one, zero, or both at the same time thanks to a property called superposition. That lets them tackle certain problems—like simulating molecules for drug discovery or cracking encryption—exponentially faster than classical machines.

The reason 2026 marks a shift is that the technology is moving out of university labs and into early commercial pilots. Companies are no longer just proving quantum computers can work—they're starting to test them on real problems, even if those problems are narrow and the machines are still error-prone. It's the difference between a prototype and a product that's almost ready for customers.

Government cash and wild rallies

The U.S. government announced over $2 billion in quantum computing grants in 2025, and that funding wave has lit a fire under the sector. Pure-play quantum stocks have soared—IonQ, Rigetti, and D-Wave have all posted massive gains as investors bet on a future where quantum goes mainstream. The $1.9 billion in 2025 revenue is still tiny compared to the broader tech industry, but it's growing fast.

The flip side? Volatility. These stocks swing hard in both directions. A breakthrough announcement can send shares up 30 percent in a day. A delay or technical setback can wipe out weeks of gains just as quickly.

The case for waiting

For young investors, the question isn't whether quantum computing will eventually matter—it almost certainly will. The question is whether it makes sense to own quantum stocks now, when the technology is still pre-commercial and the path to profitability is unclear.

Pure-play quantum companies offer high exposure to the upside, but they also carry significant risk. None of them are profitable yet, and there's no guarantee that today's leaders will be the ones who dominate in five or ten years. If you want exposure without the volatility, big tech companies like IBM, Google, and Microsoft are all investing heavily in quantum research—and they have diversified revenue streams that cushion the risk.

One approach some beginners use is to track the sector without investing directly, waiting until commercial use cases—and stable revenue—become clearer.

This article is for educational purposes only and does not constitute financial advice. Always do your own research before making any investment decisions.

Curious about how to evaluate speculative tech stocks? Our article on understanding risk and volatility in growth investing breaks down what to watch for.