shares of west pharmaceutical services inc wst dropped 038 to 34676 wednesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 024 to 3348272 and the sp 500 index spx falling 025 to 409038 the stocks fall snapped a fourday winning streak west pharmaceutical services inc closed 7724 below its 52week high 42400 which the company reached on april 7th the stock underperformed when compared to some of its competitors wednesday as abbott laboratories abt rose 137 to 10421 becton dickinson  co bdx rose 138 to 25167 and baxter international inc bax rose 435 to 4226 trading volume 343791 remained 243071 below its 50day average volume of 586862 editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use