Historical stock prices for Invesco Insured Muni Trust (IMT). Invesco Value Municipal Trust (the Trust), formerly Invesco Insured Municipal Trust, is a diversified, closed-end management investment company. The Trust's investment objective is to provide current income exempt from federal income tax. It primarily invests in a diversified portfolio of municipal securities that are covered by insurance with respect to timely payment of principal and interest. The Trust seeks to achieve its investment objective by investing primarily in insured municipal obligations, which include municipal bonds, municipal notes, municipal commercial paper and lease obligations. The Trust may also invest in taxable or tax-exempt investment grade securities. The Trust may also invest in inverse floating rate securities, such as residual interest bonds (RIBs) or tender option bonds (TOBs) for investment purposes, and may enter into futures contracts. Invesco Advisers, Inc. (Invesco) acts as the investment adviser of the Trust.