First Trust Exchange-Traded AlphaDEX Fund - First Trust Multi Cap Growth AlphaDEX Fund Declares Quarterly Distribution, Payable on March 31, 2017

First Trust Exchange-Traded AlphaDEX Fund - First Trust Multi Cap Growth AlphaDEX Fund declared a quarterly distribution of $0.0103 per share. The dividend will be payable on March 31, 2017 to the holders of record on March 27, 2017. The expected ex-dividend date is March 23, 2017.