Quantum Computing Stocks Today (November 17, 2025): IonQ’s Skyloom Deal, QUBT Earnings Surge, D‑Wave Insider Selling
Quantum computing stocks spent Monday, November 17, 2025 in classic high‑volatility mode. IonQ announced a new acquisition to deepen its quantum‑networking stack, Quantum Computing Inc. (QUBT) jumped after a surprise profit and new product reveal, Rigetti digested a big analyst upgrade, and D‑Wave slipped on heavy insider selling. At the same time, NVIDIA and Japan’s RIKEN unveiled new supercomputers built for AI and quantum workloads, underscoring how fast the broader ecosystem is maturing. NVIDIA Investor Relations+4BusinessWire+4Fast Company+4 Below is a news‑driven rundown of what moved the main quantum computing names today—and what it could mean for investors watching this still‑early