A look at the weighted underlying holdings of the iShares FTSE NAREIT Retail Capped Index Fund (RTL) 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 Inland Real Estate Corp (IRC), which makes up 0.93% of the iShares FTSE NAREIT Retail Capped Index Fund (RTL), has seen 10 directors and officers purchase shares in the past six months, according to the recent Form 4 data.