Nvidia slumped nearly 4%. Palantir dropped 3.5%, while quantum computing winner Rigetti Computing plunged 10%. Last year's Nasdaq winner AppLovin also sold off about 3%. The sell-

Quantum stocks like Rigetti, IonQ and D-Wave Quantum saw steep losses after Nvidia CEO Jensen Huang said quantum computers are decades away.

Quantum computing stocks sank on Wednesday, pausing a year-long rally, after Nvidia CEO Jensen Huang said the technology's practical use was likely two decades away.