shares of zions bancorp na zion advanced 440 to 5057 thursday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 260 to 366991 and the dow jones industrial average djia rising 283 to 3003872 the stocks rise snapped a sixday losing streak zions bancorp na closed 2487 short of its 52week high 7544 which the company achieved on february 10th the stock demonstrated a mixed performance when compared to some of its competitors thursday as us bancorp usb rose 578 to 4137 and western alliance bancorp wal rose 424 to 6517 trading volume 21 m eclipsed 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