The elite funds run by legendary investors such as David Tepper and Dan Loeb make hundreds of millions of dollars for themselves and their investors by spending enormous resources doing research on small cap stocks that big investment banks don't follow. Because of their pay structures, they have strong incentives to do the research necessary to beat the market. That's why we pay close attention to what they think in small cap stocks. In this article, we take a closer look at TransDigm Group Incorporated (NYSE: TDG ) from the perspective of those elite funds.