The quantum computing complex is taking a sharp hit Friday afternoon, with all four major U.S.-listed pure-play names selling off in unison. IonQ (NYSE:IONQ) is down 9% intraday to roughly $52.50, while Quantum Computing Inc. (NASDAQ:QUBT) is the worst performer of the group as it’s down 9% to $10.71. D-Wave Quantum (NYSE:QBTS) is off 7% ... Quantum Computing Stock Shock: IonQ, Rigetti, D-Wave, and Quantum Computing Inc. Fall 6% to 9%