Quantum computing stocks are having a tumultuous week, but one fund manager says investors should focus on the long game when it comes to the sector. Earlier this week, quantum computing stocks broadly slid after Nvidia CEO Jensen Huang said “very useful quantum computers” were decades away.

Quantum computing stocks took a dive Wednesday after investors' perceptions about the outlook for the sector were dramatically corrected. Valuations in the nascent space had been

Quantum computing stocks are tumbling after Nvidia CEO Jensen Huang warned that the technology is a long way off.