A look at the weighted underlying holdings of the iShares Expanded Tech-Software Sector ETF (IGV) shows an impressive 10.1% 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 » Zeta Global Holdings Corp (ZETA), which makes up 0.18% of the iShares Expanded Tech-Software Sector ETF (IGV), has seen 5 directors and officers purchase shares in the past six months, according to the recent Form 4 data.