Rigetti Computing, Inc. - Common stock (RGTI)

As the final trading days of 2025 come to a close, the financial world is looking back at a year defined by the "Quantum Summer," a period of explosive growth and speculative fervor that saw D-Wave Quantum Inc. (NYSE: QBTS) transform from a speculative penny stock into a high-stakes battleground

This rising star in quantum computing is a high-risk but potentially high-reward play.

Rigetti, IonQ, and QCi are excellent long-term investments in this emerging market.

Shares of Rigetti Computing have gained nearly 3,000% during the artificial intelligence (AI) revolution.

Both companies are developing promising technology, but are burning significant cash.

High valuations or uncertain business conditions will likely weigh on these stocks over the next year.

Discover whether Rigetti's quantum breakthroughs signal a major upside opportunity or if the risks still overshadow the potential.

Should you add it to your own portfolio?

IBM is an overlooked quantum computing stock with a better risk-reward profile.

The quantum computing company's share price has outpaced revenue.

Quantum computing stocks were volatile in 2025.

Quantum computing stocks were on a tear in 2025, but many of them still lack concrete fundamentals.

Rigetti Computing is down around 60% from its all-time high.

Investors are weighing fresh CES 2026 plans against rising quantum sector momentum and commercialization hopes, today, Dec. 22, 2025.

Wall Street analysts are bullish on the entire industry, but this one stands out among the competition.

Shares of Quantum Computing Inc. (NASDAQ: QUBT) jumped more than 11% today, December 22, 2025, as the company continues to solidify its position as a frontrunner in the race to commercialize quantum-enhanced technologies. The rally comes on the heels of a series of strategic maneuvers, including the finalization of its

Quantum computing stocks made a lot of headlines in 2025.

The "Oracle of Omaha" normally doesn't invest in technologies he doesn't understand. But he has done so in these two cases.

Three savvy hedge fund billionaires bought small positions in Rigetti Computing in the third quarter.

Both companies have a long way to go if they are going to bring their technology to commercial viability.

D-Wave's rapid rise could be a dramatic fall over the next year if investors move away from speculative investments.

IonQ is taking a different approach to quantum computing than its peers.

Which of these emerging quantum computing companies has a brighter future?