Company: PTY
Filing Date: 2025-03-03
Form Type: POS EX
Source: 0001193125-25-042988
Chunk: 3

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-03-03
Form: POS EX
Chunk 3
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iled on July12, 2019).

(4) Incorporated by reference to the Registrant’s Registration Statement on Form N-2,Registration Nos. 333-250897and 811-21238(filed on November24, 2020).

(5) Incorporated by reference to the Registrant’s Registration Statement on Form N-2,Registration Nos. 333-274752and 811-21238(filed on September28, 2023).

(6) Incorporated by reference to PIMCO Dynamic Income Fund’s Registration Statement on Form N-2,File Nos. 333-265802and 811-22673(filed on June23, 2022).

(7) Incorporated by reference to Pre-EffectiveAmendment No.2 to the Registrant’s Registration Statement on Form N-2,Registration Nos. 333-10069and 811-21238 (filed on December 23, 2002).

(8) Incorporated by reference to PIMCO Access Income Fund’s Post-Effective Amendment No.6 to Registration Statement on Form N-2,File Nos. 333-272394and 811-23749(filed on December20, 2024).

* Filed herewith.

#### Item 26: Marketing Arrangements
**Reference is made to the sales agreement for the Registrant’s common shares and the section entitled “Plan of Distribution” contained in the Registrant’s Prospectus, filed as Part A of the Registrant’s Registration Statement and incorporated herein by reference.

Item 27: Other Expenses of Issuance and Distribution**

| Securities and Exchange Commission Fees            |     | $ |  69,525 |
| Financial Industry Regulatory Authority, Inc. Fees |     | $ | 113,150 |

| Printing and Engraving Expenses |     | $ |  15,000 |
| Legal Fees                      |     | $ | 250,000 |
| New York Stock Exchange Fees    |     | $ | 215,812 |
| Accounting Expenses             |     | $ |  51,000 |
| Transfer Agent Fees             |     | $ |       - |
| Trustee Fees                    |     | $ |       - |
| Marketing Expenses              |     | $ |       - |
| Miscellaneous Expenses          |     | $ |       - |
| Total                           |     | $ | 714,487 |

**Item 28: Persons Controlled by or under Common Control with Registrant

Not applicable.**