IonQ, D-Wave Quantum, and Quantum Computing are the three Quantum Computing stocks to watch today, according to MarketBeat’s stock screener tool. Quantum computing stocks are shares of publicly traded companies that develop quantum computers, quantum software, related hardware, or supporting technologies. These companies had the highest dollar trading volume of any Quantum Computing stocks within the last several days. Get alerts:IonQ (IONQ)IonQ, Inc. engages in the development of general-purpose quantum computing systems in the United States. D-Wave Quantum (QBTS)D-Wave Quantum Inc. develops and delivers quantum computing systems, software, and services worldwide.