Company: PTY
Filing Date: 2025-06-06
Form Type: 424B5
Source: 0001193125-25-137029
Chunk: 432

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-06-06
Form: 424B5
Chunk 432
---
 | Common | 20.82%              |
| TD AMERITRADE INCPO BOX 2226OMAHA NE 68103-2226                                             | Common | 8.90%               |
| MERRILL LYNCHPROFESSIONALCLEARING CORP.222 BROADWAYNEW YORK, NY 10038                       | Common | 6.15%               |
| MORGAN STANLEYSMITH BARNEYHARBORSIDEFINANCIALCENTER,PLAZA 2JERSEY CITY, NJ 07311            | Common | 5.39%               |
| PERSHING LLC1 PERSHING PLZJERSEY CITY, NJ07399-000                                          | Common | 5.11%               |

89

| Record Owner                                                 | Class     | Percentage of Class |
| UBS SECURITIES LLC677 WASHINGTONBOULEVARD,STAMFORD, CT 6912  | Preferred | 70.31%*             |
| BANK OF NEW YORKMELLONONE WALL STREETNEW YORK, NEW YORK10286 | Preferred | 25.48%*             |

* Entity owned 25% or more of the outstanding shares of beneficial interest of the Fund, and therefore may be presumed to “control” the Fund, as that term is defined in the 1940 Act. Trustees’ Compensation Each of the Independent Trustees serves as a trustee of PIMCO Municipal Income Fund, PIMCO California Municipal Income Fund, PIMCO New York Municipal Income Fund, PIMCO Municipal Income Fund II, PIMCO California Municipal Income Fund II, PIMCO New York Municipal Income Fund II, PIMCO Municipal Income Fund III, PIMCO California Municipal Income Fund III, PIMCO New York Municipal Income Fund III, PIMCO High Income Fund, PIMCO Access Income Fund, PIMCO Corporate & Income Strategy Fund, PIMCO Dynamic Income Fund, PIMCO Dynamic Income Opportunity Fund, PIMCO Income Strategy Fund, PIMCO Income Strategy Fund II, PIMCO Global StocksPLUS® & Income Fund, PCM Fund, Inc., PIMCO Strategic Income Fund, Inc. and PIMCO Energy and Tactical Credit Opportunities Fund, each a closed-end fund for which the Investment Manager serves as investment manager (together, the “PIMCO Closed-End Funds”), as well as PIMCO Flexible Emerging Markets Income Fund, PIMCO California Flexible Municipal Income Fund