Shares of quantum computing company Rigetti Computing (NASDAQ: RGTI) were up a mind-blowing 400.3% during December, according to data provided by S&P Global Market Intelligence. The company updated its roadmap in November,

Rigetti stock is up 1,756% in the last year — but 74% overvalued. Investors who did not buy Nvidia stock before GenAI wave, fear missing out on quantum computing.

Rigetti Computing, IonQ, and other quantum stocks plunged after Nvidia CEO Jensen Huang told Wall Street analysts that “very useful quantum computers” are likely 20 years away.

Quantum computing stocks dropped Wednesday after Nvidia CEO Jensen Huang declared that useful quantum computers are likely decades in the future.

Rigetti Computing’s shares have surged by over 1,860% in the past six months, thanks to a marketwide uptick in all things quantum. Even so, the company’s quarterly revenue remains modest at $2.4 million in the most recent quarter,

Rigetti Computing's quantum computing potential is distant. Find out why RGTI stock faces significant dilution and speculative risks in the near term.

Valuations in the nascent space had been riding high for about a month -- ever since Alphabet (NASDAQ: GOOG)(NASDAQ: GOOGL) unveiled its new Willow quantum computing chip, which achieved benchmarks never reached before, including performing calculations in minutes that would have taken standard supercomputers billions of years.

Rigetti offers full-stack quantum-classical computing. RGTI's advancements promise significant growth and reduced error rates. Find out why the stock is a hold.

Quantum computing stocks are very hot right now. Could some exposure turbocharge Edward Sheldon’s Stocks and Shares ISA in 2025? The post Quantum computing stocks like Rigetti and IonQ are on fire. Should I buy some for my Stocks and Shares ISA?