shares of centerpoint energy inc cnp advanced 236 to 2821 monday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 015 to 385576 and dow jones industrial average djia falling 028 to 3181914 the stocks rise snapped a twoday losing streak centerpoint energy inc closed 529 below its 52week high 3350 which the company reached on september 23rd the stock demonstrated a mixed performance when compared to some of its competitors monday