Company: PTY
Filing Date: 2025-06-06
Form Type: 424B5
Source: 0001193125-25-137029
Chunk: 14

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-06-06
Form: 424B5
Chunk 14
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 that the Fund can disclose important information to you by referring you to those documents. In addition, all documents subsequently filed by the Fund pursuant to Sections 13(a), 13(c), 14 or 15(d) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) (excluding any information furnished rather than filed) prior to the termination of the offering shall be deemed to be incorporated by reference into this Prospectus Supplement. The information incorporated by reference is an important part of this Prospectus Supplement. Any statement in a document incorporated by reference into this Prospectus Supplement will be deemed to be automatically modified or superseded to the extent a statement contained in (1) this Prospectus Supplement or (2) any other subsequently filed document that is incorporated by reference into this Prospectus Supplement modifies or supersedes such statement. The documents incorporated by reference herein include: ■ the Fund’s Statement of Additional Information, dated September 28, 2023, filed with the accompanying Prospectus; ■ the Fund’s Semiannual Report on Form N-CSR, filed on March 6, 2025; ■ the Fund’s Annual Report on Form N-CSR, as amended, filed on September 23, 2024; ■ the Fund's Proxy Statement on Schedule 14A, filed on March 12, 2025; and ■ the Fund’s description of Common Shares on Form 8-A , filed on November 25, 2002. You may obtain copies of any information incorporated by reference into this Prospectus Supplement, at no charge, by calling toll-free (844)-33-PIMCO (844-337-4626) or by writing to the Fund at c/o Pacific Investment Management Company LLC, 1633 Broadway, New York, New York 10019. The Fund’s periodic reports filed pursuant to Section 30(b)(2) of the 1940 Act and Sections 13 and 15(d) of the Exchange Act, as well as this Prospectus Supplement, accompanying Prospectus and the Statement of Additional Information, are available on the Fund’s website http://www.pimco.com/prospectuses. In addition, the SEC maintains a website at www.sec.gov, free of charge, that contains these reports, the Fund’s proxy and information statements, and other information relating to the Fund. Additional Information This Prospectus Supplement and the accompanying Prospectus constitute part of a Registration Statement filed by the Fund with the SEC under the Securities Act and the 1940 Act. This