shares of west pharmaceutical services inc wst advanced 109 to 30000 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 045 to 380178 and dow jones industrial average djia falling 067 to 3077279 the stocks rise snapped a threeday losing streak west pharmaceutical services inc closed 17535 below its 52week high 47535 which the company achieved on september 9th the stock outperformed some of its competitors wednesday as johnson