About First Trust AAA CMBS ETF

First Trust AAA CMBS ETF (the "Fund") seeks to maximize long-term total return. Under normal market conditions, the Fund will invest at least 80% of its net assets (plus any borrowings for investment purposes) in commercial mortgage-backed securities ("CMBS") with a ‘AAA' rating (or equivalent) at the time of purchase, as determined by at least one nationally recognized statistical rating...