First Trust AlphaDEX U.S. Materials Sector Index ETF Declares Cash Distribution for the Period Ending December 31, 2014, Payable on January 12, 2015Z

First Trust AlphaDEX U.S. Materials Sector Index ETF declared cash distribution of $0.0192 payable on January 12, 2015 to unitholders of record on January 5, 2015 with an ex-dividend date of December 31, 2014.