A look at the weighted underlying holdings of the First Trust Utilities AlphaDEX Fund (FXU) shows an impressive 14.3% 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 » Alliant Energy Corp (LNT), which makes up 2.45% of the First Trust Utilities AlphaDEX Fund (FXU), has seen 2 directors and officers purchase shares in the past six months, according to the recent Form 4 data.

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