We recently published 10 Stocks Crashing Hard Despite Highly Optimistic Market. IonQ, Inc. (NYSE:IONQ)  is one of the worst-performing stocks on Tuesday. Shares of IonQ fell by 9 percent on Tuesday to close at $57.15 apiece, ending three straight days of rally, as investors began digesting the US government’s denial that it was in talks with quantum companies for a potential investment. IonQ, Inc. (NYSE:IONQ) dropped alongside its peer, D-Wave Quantum Inc. (NYSE:QBTS), after the Commerce Department debun ...