Guest Post on ETF.com: Sector ETFs Not Ideal Passive Tools
By Ellie Lan
Exchange-traded funds have seen enormous growth in assets under management over the past two decades. And trading frequency has kept pace.
From July 2014 to July 2015, $18 trillion of ETF shares exchanged hands (to put things into perspective, the U.S. GDP stands around $17 trillion). Considering that the total net assets of ETFs as of year-end 2014 was around $2 trillion, the average turnover of shares in ETFs was more than eightfold.