BlackRock Floating Rate Income Strategies Fund, Inc. (the Fund) is a diversified closed-end management investment company. The Fund seeks high current income and preservation of capital by investing in a diversified, leveraged portfolio consisting primarily of floating-rate debt securities and instruments. The Fund invests 25% to 30% of its portfolio in investment-grade bonds. It invests about 30% to 40% of its portfolio in bank loans. It invests in industrial sectors, such as communications, consumer non-cyclical, consumer cyclical, capital goods and basic industry. The Fund may invest in floating rate loans, which are generally non-investment grade, made by banks, other financial institutions, and privately and publicly offered companies. BlackRock Advisors, LLC. is the manager of the Fund.