Historical stock prices for Invesco California Muni Securities (IQC). Invesco California Quality Municipal Securities (the Trust), formerly Morgan Stanley California Quality Municipal Securities, is a non-diversified, closed-end management investment company. The Trust's investment objective is to provide current income exempt from federal and California income taxes. It seeks to primarily invest in a non-diversified portfolio of investment grade California municipal securities. The Trust seeks to achieve its investment objective by primarily investing in California municipal securities, which include include long-term obligations, (municipal bonds), short-term municipal notes, participation certificates, municipal leases and tax-exempt commercial paper. The Trust may 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.