Nuveen Senior Income Fund Stock

Nuveen Senior Income Fund is a diversified, closed-end management investment fund. The Fund's investment objective is to achieve a high level of current income, consistent with preservation of capital. The Fund invests at least 80% of its Assets in adjustable rate, United States dollar-denominated secured and unsecured senior loans (Senior Loans), which unsecured senior loans, at the time of investment, investment grade quality. The Fund may invest at least 65% of its managed assets in Senior Loans that are secured by specific collateral, such collateral consists of assets and/or stock of the borrower. The Fund may invest up to 20% of its managed assets in United States dollar-denominated Senior Loans of Borrowers that are organized or located in countries outside the United States. The Fund invests not more than 20% of its total assets in senior loans. The Fund's investment advisor is Nuveen Fund Advisors, LLC.