Shares of West Pharmaceutical Services (WST) have gained 7.3% over the past four weeks to close the last trading session at 216.64,buttherecouldstillbeasolidupsideleftinthestockifshort−termpricetargetsofWallStreetanalystsareanyindication.Goingbythepricetargets,themeanestimateof284 indicates a potential upside of 31.1%.The average comprises 10 short-term price targets ranging from a low of 245toahighof355, with a standard deviation of $34.94. While the lowest estimat ...