Company: PTY
Filing Date: 2025-06-06
Form Type: 424B5
Source: 0001193125-25-137029
Chunk: 5

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-06-06
Form: 424B5
Chunk 5
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 to foreign currencies) and mortgage-related and other asset-backed securities, and using leverage, an investment in the Fund should be considered speculative. The sale of Common Shares by the Fund (or the perception that such sales may occur), particularly if sold at a discount to the then-current market price of the Common Shares, may have an adverse effect on the market price of the Common Shares. Before investing in the Common Shares, you should read the discussion of the principal risks of investing in the Fund in “Principal Risks of the Fund” in the accompanying Prospectus. Certain of these risks are summarized in “Prospectus Summary—Principal Risks of the Fund” in the accompanying Prospectus. The Fund cannot assure you that it will achieve its investment objective, and you could lose all of your investment in the Fund. Investment Manager PIMCO serves as the investment manager of the Fund. Subject to the supervision of the Board of Trustees of the Fund, PIMCO is responsible for managing the investment activities of the Fund and the Fund’s business affairs and other administrative matters. As of the date of this Prospectus Supplement, Alfred T. Murata, Mohit Mittal and Giang Bui are jointly and primarily responsible for the day-to-day management of the Fund. The Investment Manager receives an annual fee from the Fund, payable monthly, in an amount equal to 0.65% of the Fund’s average daily net asset value (including daily net assets attributable to any preferred shares of the Fund that may be outstanding). Average daily net asset value includes total assets of the Fund (including daily net assets attributable to any preferred shares of the Fund that may be outstanding) minus accrued liabilities. PIMCO is located at 650 Newport Center Drive, Newport Beach, CA, 92660. Organized in 1971, PIMCO provides investment management and advisory services to private accounts of institutional and individual clients and to registered investment companies. PIMCO is a majority-owned indirect subsidiary of Allianz SE, a publicly traded European insurance and financial services company. As of March 31, 2025, PIMCO had approximately $2.03 trillion in assets under management and $1.64 trillion in third party assets under management. The Offering The Fund and the Investment Manager have entered into the Sales Agreement with JonesTrading relating to the Common Shares offered by this Prospectus Supplement and the accompanying Prospectus. In accordance with the terms of the Sales Agreement, the Fund may offer and sell its Common Shares having an aggregate offering price of up to