Key Takeaways IonQ and pure-plays advanced revenue and technical milestones as quantum investment momentum grew.IBM's Nighthawk processor and Loon design advance its push toward quantum advantage and fault tolerance.NVDA expanded its quantum-classical stack with CUDA-Q and cuQuantum adoption across labs and startups.In 2025, the quantum-computing industry gained serious momentum. Private and public players accelerated both hardware development and policy support. Companies like IonQ (IONQ) , D-Wave Quantum ...