shares of oneok inc oke slid 025 to 5557 thursday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 016 to 447375 and dow jones industrial average djia falling 018 to 3475132 oneok inc closed 198 below its 52week high 5755 which the company achieved on july 9th the stock demonstrated a mixed performance when compared to some of its competitors thursday as sempra sre fell 120 to 13512 atmos energy corp ato rose 022 to 8976