A look at the weighted underlying holdings of the Dynamic Banking Portfolio (PJB) shows an impressive 13.0% 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 Green Dot Corp (GDOT), which makes up 2.88% of the Dynamic Banking Portfolio (PJB), has seen 3 directors and officers purchase shares in the past six months, according to the recent Form 4 data.