shares of progressive corp pgr slid 218 to 13497 thursday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 147 to 417976 and the dow jones industrial average djia falling 011 to 3405394 the stocks fall snapped a fourday winning streak progressive corp closed 421 short of its 52week high 13918 which the company achieved on february 1st the stock demonstrated a mixed performance when compared to some of its competitors thursday as chubb ltd cb fell 153 to 21017 american international group inc aig fell 359 to 5903 and arthur j gallagher  co ajg fell 082 to 19468 trading volume 38 m eclipsed its 50day average volume of 22 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