shares of fiserv inc fisv slid 338 to 8838 thursday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 325 to 366677 and dow jones industrial average djia falling 242 to 2992707 the stocks fall snapped a twoday winning streak fiserv inc closed 3148 below its 52week high 11986 which the company achieved on august 19th despite its losses the stock outperformed some of its competitors thursday as visa inc cl a v fell 362 to 18905 mastercard inc ma fell 510 to 30878 and fidelity national information services inc fis fell 500 to 9070true trading volume 42 m eclipsed its 50day average volume of 30 m 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