A look at the weighted underlying holdings of the Invesco S&P SmallCap 600 Revenue ETF (RWJ) shows an impressive 14.5% 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 » Children's Place Inc (PLCE), which makes up 0.38% of the Invesco S&P SmallCap 600 Revenue ETF (RWJ), has seen 2 directors and officers purchase shares in the past six months, according to the recent Form 4 data.