shares of resmed inc rmd shed 045 to 21391 thursday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 138 to 409041 and dow jones industrial average djia falling 126 to 3369685 resmed inc closed 4847 below its 52week high 26238 which the company reached on march 18th trading volume 469813 remained 176328 below its 50day average volume of 646141 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