Quantum Computing Stocks Today (November 17, 2025): IonQ’s Skyloom Deal, QUBT Earnings Surge, D‑Wave Insider Selling
IonQ announced it will acquire Skyloom Global, aiming to expand its quantum-networking capabilities. Quantum Computing Inc. shares surged 8.5% after posting a surprise profit and unveiling a new product. Rigetti fell 3.1% despite an analyst upgrade, while D-Wave dropped 3.4% on insider selling. NVIDIA and RIKEN introduced new supercomputers for AI and quantum workloads.