First Trust Announces Shareholder Approval of the New Sub-Advisory Agreement for First Trust Horizon Managed Volatility Domestic ETF and Adjournment of Special Shareholder Meeting for First Trust Horizon Managed Volatility Developed International ETF

First Trust Advisors L.P. ("FTA") announced today that shareholders of First Trust Horizon Managed Volatility Domestic ETF (NYSE:HUSV), a series of First Trust Exchange-Traded Fund III (the "Trust"), voted to approve a new investment sub-advisory agreem