First Trust Senior Floating Rate Income Fund II is a close ended fixed income mutual fund launched and managed by First Trust Advisors L.P. The fund invests in the fixed income markets of the United States. It seeks to invest in a portfolio of senior secured floating rate corporate loans. The fund benchmarks the performance of its portfolio against the S&P/LSTA Leveraged Loan Index. The fund was formerly known as First Trust/Four Corners Senior Floating Rate Income Fund II. First Trust Senior Floating Rate Income Fund II was formed on May 25, 2004 and is domiciled in the United States.