Fund Description: PIMCO Corporate & Income Opportunity Fund, formerly PIMCO Corporate Opportunity Fund, is an exchange-traded closed-end fund or a closed-end ETF which is officially described as a diversified, closed-end management investment company. INVESTMENT OBJECTIVE: The PIMCO Corporate & Income Opportunity Fund seeks total return through a combination of current income and capital appreciation. FUND STRATEGY: 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. FUND MANAGEMENT: Allianz Global Investors Fund Management LLC serves as the Fund's investment manager, and the sub-adviser is Pacific Investment Management Company LLC (PIMCO).