shares of transdigm group inc tdg slumped 039 to 64803 thursday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 083 to 439976 and the dow jones industrial average djia rising 098 to 3475494 the stocks fall snapped a twoday winning streak transdigm group inc closed 4000 below its 52week high 68803 which the company achieved on june 24th trading volume 163319 remained 74576 below its 50day average volume of 237895 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