shares of zions bancorp na zion inched 043 higher to 6271 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 024 to 435065 and dow jones industrial average djia falling 034 to 3437834 zions bancorp na closed 194 short of its 52week high 6465 which the company achieved on october 5th the stock outperformed some of its competitors tuesday as us bancorp usb fell 031 to 6166 western alliance bancorp wal rose 027 to 11168 and glacier bancorp inc gbci fell 046 to 5395 trading volume 11 m remained 104135 below its 50day average volume of 12 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