Company: PTY
Filing Date: 2025-03-12
Form Type: DEF 14A
Source: 0001193125-25-052894
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Company: PIMCO CORPORATE & INCOME OPPORTUNITY FUND
Filing Date: 2025-03-12
Form: DEF 14A
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SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box:

| ☐ | Preliminary Proxy Statement |

| ☐ | Confidential, for Use of the Commission Only (as permitted byRule 14a-6(e)(2)) |

| ☑ | Definitive Joint Proxy Statement |

| ☐ | Definitive Additional Materials |

| ☐ | Soliciting Material Under Rule14a-12 |

PCM Fund, Inc.(“PCM”) PIMCO Access Income Fund(“PAXS”) PIMCO Corporate & Income Strategy Fund(“PCN”) PIMCO Dynamic Income Opportunities Fund(“PDO”) PIMCO Corporate & Income Opportunity Fund(“PTY”) (Name of Registrant as Specified in its Charter) (Name of Person(s) Filing Proxy Statement, if other than the Registrant) Payment of Filing Fee (Check the appropriate box):

| ☑ | No fee required. |

| ☐ | Fee paid previously with preliminary materials: |

| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange ActRules 14a-6(i)(1)and0-11 |

NOTICE OF JOINT ANNUAL MEETING OF SHAREHOLDERS TO BE HELD ON APRIL 25, 2025 PCM FUND, INC. (“PCM”) PIMCO ACCESS INCOME FUND (“PAXS”) PIMCO CORPORATE & INCOME STRATEGY FUND (“PCN”) PIMCO DYNAMIC INCOME OPPORTUNITIES FUND (“PDO”) PIMCO CORPORATE & INCOME OPPORTUNITY FUND (“PTY”) 650 Newport Center Drive, Newport Beach, California 92660 To the Shareholders of PCM, PAXS, PCN, PDO and PTY (each, a “Fund” and, collectively, the “Funds”): Notice is hereby given that a Joint Annual Meeting of Shareholders of each Fund (the “Meeting”) will be held at the offices of Pacific Investment Management Company LLC (“PIMCO” or the “Manager”), at 650 Newport Center Drive, Newport Beach, California 92660, on Friday, April 25, 2025,