Company: FOF
Filing Date: 2025-09-05
Form Type: N-CSRS
Source: 0001193125-25-196847
Chunk: 30

Company: Cohen & Steers Closed-End Opportunity Fund, Inc.
Filing Date: 2025-09-05
Form: N-CSRS
Chunk 30
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     | Designed for investors seeking total return, investing primarily in securities of traditional and alternative energy companies |

| • |     | Symbols: MLOAX, MLOCX, MLOIX, MLORX, MLOZX |

COHEN & STEERS GLOBAL INFRASTRUCTURE FUND

| • |     | Designed for investors seeking total return, investing primarily in global infrastructure securities |

| • |     | Symbols: CSUAX, CSUCX, CSUIX, CSURX, CSUZX |

Distributed by Cohen & Steers Securities, LLC. Please consider the investment objectives, risks, charges and expenses of any Cohen & Steers U.S. registered open-endfund carefully before investing. A summary prospectus and prospectus containing this and other information can be obtained by calling 800-330-7348or by visiting cohenandsteers.com. Please read the summary prospectus and prospectus carefully before investing. 39

Cohen & Steers Closed-End Opportunity Fund, Inc. OFFICERS AND DIRECTORS Joseph M. Harvey Director and Chair Adam M. Derechin Director Michael G. Clark Director George Grossman Director Dean A. Junkans Director Gerald J. Maginnis Director Jane F. Magpiong Director Daphne L. Richards Director Ramona Rogers-Windsor Director James Giallanza President and Chief Executive Officer Albert Laskaj Treasurer and Chief Financial Officer Dana A. DeVivo Secretary and Chief Legal Officer Stephen Murphy Chief Compliance Officer and Vice President Douglas R. Bond Vice President Yigal D. Jhirad Vice President

KEY INFORMATION Investment Manager and Administrator Cohen & Steers Capital Management, Inc. 1166 Avenue of the Americas, 30 thFloor New York, NY 10036 (212) 832-3232 Co-administratorand Custodian State Street Bank and Trust Company One Congress Street, Suite 1 Boston, MA 02114-2016 Transfer Agent Computershare 150 Royall Street Canton, MA 02021 (866) 227-0757 Legal Counsel Ropes & Gray LLP 1211 Avenue of the Americas New York, NY 10036

| New York Stock Exchange Symbol: |     | FOF |

Website: cohenandsteers.com This report is for shareholder information. This is not a prospectus intended for use in the purchase or sale of Fund shares. Performance data quoted represent past performance. Past performance is no guarantee of future results and your investment may be worth more or less at