First Trust Exchange-Traded AlphaDEX Fund - First Trust Energy AlphaDEX Fund Declares Quarterly Distribution, Payable on September 30, 2016

First Trust Exchange-Traded AlphaDEX Fund - First Trust Energy AlphaDEX Fund declared quarterly distribution of $0.0472 per share payable on September 30, 2016 for the holders of recorded on September 23, 2016. Expected ex-dividend date is September 21, 2016.