3 Quantum Computing Stocks to Watch in the Second Half of 2026

Quantum computing stocks are emerging as compelling opportunities within the AI ecosystem, with McKinsey projecting $1.3-2.7 trillion in economic value by 2035. The article highlights three key players: Nvidia, which provides classical computing infrastructure for quantum systems; IonQ, a pure-play quantum computing company with aggressive expansion; and Quantinuum, a newly public company backed by major institutional investors like JPMorgan Chase and Nvidia.