Key Points D-Wave is taking a dual approach to quantum computing led by its annealing technology. IonQ is using a trapped-ion gate-based system. Both stocks remain speculative at this point. 10 stocks we like better than D-Wave Quantum › Two of the leading pure-play quantum computing stocks are IonQ (NYSE: IONQ) and D-Wave Quantum (NYSE: QBTS). While both stocks have enjoyed solid returns thus far this year, D-Wave has been the much stronger performer, with the stock up around 200% as of this wri ...