Company: PTY
Filing Date: 2025-09-25
Form Type: 40-17G
Source: 0001193125-25-217116
Chunk: 36

Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-09-25
Form: 40-17G
Chunk 36
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Strategy Portfolio PIMCO Dynamic Bond Portfolio PIMCO Emerging Markets Bond Portfolio PIMCO Global Bond Opportunities Portfolio (Unhedged) PIMCO Global Core Bond (Hedged) Portfolio PIMCO Global Diversified Allocation Portfolio PIMCO Global Managed Asset Allocation Portfolio PIMCO High Yield Portfolio PIMCO Income Portfolio PIMCO International Bond Portfolio (U.S. Dollar-Hedged) PIMCO International Bond Portfolio (Unhedged) PIMCO Long-Term U.S. Government Portfolio PIMCO Low Duration Portfolio PIMCO Real Return Portfolio PIMCO Short-Term Portfolio PIMCO Total Return Portfolio Closed-EndFunds PCM Fund, Inc. PIMCO Access Income Fund PIMCO California Municipal Income Fund PIMCO California Municipal Income Fund II PIMCO California Municipal Income Fund III PIMCO Corporate & Income Opportunity Fund PIMCO Corporate & Income Strategy Fund PIMCO Dynamic Income Fund PIMCO Dynamic Income Opportunities Fund PIMCO Dynamic Income Strategy Fund PIMCO Global StocksPLUS ®& Income Fund PIMCO High Income Fund PIMCO Income Strategy Fund PIMCO Income Strategy Fund II PIMCO Municipal Income Fund PIMCO Municipal Income Fund II PIMCO Municipal Income Fund III PIMCO New York Municipal Income Fund PIMCO New York Municipal Income Fund II PIMCO New York Municipal Income Fund III PIMCO Strategic Income Fund, Inc. Interval Funds PIMCO California Flexible Municipal Income Fund PIMCO Flexible Credit Income Fund PIMCO Flexible Emerging Markets Income Fund PIMCO Flexible Municipal Income Fund PIMCO Flexible Real Estate Income Fund Business Development Company PIMCO Capital Solutions BDC Corp. PIMCO Managed Accounts Trust Fixed Income SHares: Series C Fixed Income SHares: Series LD Fixed Income SHares: Series M Fixed Income SHares: Series R Fixed Income SHares: Series TE The title and any headings in this endorsement/rider are solely for convenience and form no part of the terms and conditions of coverage.

| PF-52916 (11/19) |     | Page 2 of 3 |

All other terms, conditions and limitations of this Bond shall remain unchanged.

| Authorized Representative |

| PF-52916 (11/19) |     | Page 3 of 3 |

STOP PAYMENT ORDER OR REFUSAL TO PAY CHECK ENDORSEMENT

| Named Assured             
 PIMCO FUNDS               |     |                              |     | Endorsement                   
 Number 7                      |
| Bond Number