Key Points D-Wave Quantum stock fell 11.5% on Thursday despite no negative news from the company. The stock had gained 4,390% over the previous 52 weeks and closed Wednesday at an all-time high. Profit-taking after such massive gains is natural, especially at these unsustainable valuation levels. 10 stocks we like better than D-Wave Quantum › Shares of D-Wave Quantum (NYSE: QBTS) took a tumble on Thursday, falling as much as 11.5% by 12:50 p.m. ET. The company didn't do anything wrong today -- in ...