shares of ihs markit ltd info were unchanged wednesday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 085 to 448070 and the dow jones industrial average djia rising 068 to 3481439 ihs markit ltd closed 124 short of its 52week high 12463 which the company achieved on september 14th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as international business machines corp ibm rose 072 to 13720