Quantum computing has already rapidly shifted from research papers and laboratories into early commercial deployments. Investors can now purchase shares of several publicly traded quantum computing stocks, allowing them to gain exposure to this budding market in their portfolios.

The California-based firm said it has achieved a major milestone and teased more news to come. Here's what to know.

Rigetti Computing stock saw fell in the first half of 2025 after surging 1,449% last year. Comments from Nvidia CEO Jensen Huang played a significant role in shaping Rigetti's stock moves across the first half of the year.