美股周五早间标普500指数成份股、美国临床诊断测试服务提供商奎斯特(Quest Diagnostics,DGX)一度上涨

智通财经08-23

美股周五早间标普500指数成份股、美国临床诊断测试服务提供商奎斯特(Quest Diagnostics,DGX)一度上涨至185.62美元创1996年从康宁公司(Corning)拆分独立上市以来新高。但该股尾盘转跌目前下跌1.94%。

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