Company: PTY
Filing Date: 2025-06-06
Form Type: 424B5
Source: 0001193125-25-137029
Chunk: 219

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-06-06
Form: 424B5
Chunk 219
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 its use of hedging strategies imposed by guidelines of one or more ratings agencies that may issue ratings on any preferred shares issued by the Fund. 84 Base Prospectus | PIMCO Corporate & Income Opportunity Fund

Base Prospectus

Management of the Fund Trustees and Officers The business of the Fund is managed under the direction of the Fund’s Board, including supervision of the duties performed by the Investment Manager. The Board is currently composed of eight Trustees of the Fund (“Trustees”), two of whom are treated as “interested persons” of the Fund (as defined in section 2(a)(19) of the 1940 Act). The names and business addresses of the Trustees and officers of the Fund and their principal occupations and other affiliations during the past five years are set forth under “Management of the Fund” in the Statement of Additional Information. Investment Manager PIMCO serves as the investment manager of the Fund. Subject to the supervision of the Board. PIMCO is responsible for managing the investment activities of the Fund and the Fund’s business affairs and other administrative matters. 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 June 30, 2023, PIMCO had approximately $1.80 trillion in assets under management. The following individuals are jointly and primarily responsible for the day-to-day portfolio management of the Fund:

| Portfolio Manager |         Since | Title                                         | Recent Professional Experience                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| Alfred T. Murata  |          2014 | Portfolio Manager and Managing Director       | Mr. Murata is a managing director and portfolio manager in the Newport Beach office,managing income-oriented, multisector credit, opportunistic and securitized strategies.Morningstar named him Fixed- Income Fund Manager of the Year (U.S.) for 2013. Priorto joining PIMCO in 2001, he researched and implemented exotic equity and interestrate derivatives at Nikko Financial Technologies. He has 21 years of investmentexperience and holds a Ph.D. in engineering-economic systems and operations researchfrom Stanford University. He also earned a J.D. from Stanford Law School and is amember of the State Bar of California.                                                                 |
| Mohit Mitt