First Trust AlphaDEX U.S. Technology Sector Index ETF Announces Estimated Annual Capital Gains Distributions for the 2017 Tax Year, Payable on January 8, 2018

First Trust AlphaDEX U.S. Technology Sector Index ETF announced the estimated annual capital gains distributions of $0.2289 per share and $0.0150 per share on class F shares for the 2017 tax year. The record date for the 2017 annual distributions will be December 29, 2017, payable on January 8, 2018.