A look at the weighted underlying holdings of the ProShares ProShares Global Listed Private Equity ETF (PEX) shows an impressive 16.2% of holdings on a weighted basis have experienced insider buying within the past six months. Start slideshow:10 ETFs With Stocks That Insiders Are Buying » Tcg BDC Inc (CGBD), which makes up 1.24% of the ProShares ProShares Global Listed Private Equity ETF (PEX), has seen 3 directors and officers purchase shares in the past six months, according to the recent Form 4 data.