Pimco Corporate & Income Strategy Fund (the Fund) is a diversified, closed-end management investment company. The Fund's investment objective is to seek high current income, with a secondary objective of capital preservation and appreciation. Under normal market conditions, the Fund invests at least 80% of its total assets in a combination of corporate debt obligations of varying maturities, other corporate income-producing securities, and income-producing securities of non-corporate issuers, such as the United States government securities, municipal securities, and mortgage-backed and other asset-backed securities issued on a public or private basis. The Fund will typically invest at least 25% of its total assets in corporate debt obligations and other corporate income-producing securities. The Fund may invest a maximum of 25% of its total assets in the non-United States dollar-denominated securities. Pacific Investment Management Company LLC is the Fund's investment manager.