iShares U.S. Oil & Gas Exploration & Production ETF -- Insider Buying Index Registering 11.9%

A look at the weighted underlying holdings of the iShares US Oil & Gas Exploration & Production ETF (IEO) shows an impressive 11.9% 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 Range Resources Corp (RRC), which makes up 1.83% of the iShares US.