shares of flowserve corp fls rose 135 to 3442 tuesday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 146 to 407660 and the dow jones industrial average djia rising 109 to 3408604 this was the stocks third consecutive day of gains flowserve corp closed 317 below its 52week high 3759 which the company achieved on april 20th the stock underperformed when compared to some of its competitors tuesday as idex corp iex rose 287 to 23968