Amundi US Announces Annual Shareholder Meeting Date for Pioneer Closed-End Funds

Amundi US today announced that the annual shareholder meeting for each of the six Pioneer closed-end funds listed below will be held at the offices of Morgan, Lewis & Bockius LLP, One Federal Street, Boston, Massachusetts 02110, on Thursday, September 15, 2022 at 2:00 p.m. Eastern time.

• Pioneer Diversified High Income Fund, Inc. (NYSEAMER: HNW)
• Pioneer Floating Rate Fund, Inc. (NYSE: PHD)
• Pioneer High Income Fund, Inc. (NYSE: PHT)
• Pioneer Municipal High Income Fund, Inc. (NYSE: MHI)
• Pioneer Municipal High Income Advantage Fund, Inc. (NYSE: MAV)
• Pioneer Municipal High Income Opportunities Fund, Inc. (NYSE: MIO)

At the annual meetings, shareholders of the funds will be asked to elect Directors of the funds. Further information regarding the proposals will be included in the funds’ proxy materials for the 2022 annual shareholder meetings.

About Amundi US

Amundi US is the US business of Amundi, Europe’s largest asset manager by assets under management and ranked among the ten largest globally[1]. Boston is one of Amundi’s six main global investment hubs[2] and offers a broad range of fixed-income, equity, and multi-asset investment solutions in close partnership with wealth management firms, distribution platforms, and institutional investors across the Americas, Europe, and Asia-Pacific.

With our financial and extra-financial research capabilities and long-standing commitment to responsible investment, Amundi is a key player in the asset management landscape. Amundi clients benefit from the expertise and advice of close to 5,300[3] employees in 35 countries. A subsidiary of the Crédit Agricole group and listed on the Paris stock exchange, Amundi currently manages approximately $2.24 trillion of assets[4].

Amundi, a Trusted Partner, working every day in the interest of our clients and society

www.amundi.com/us

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1. Source: IPE “Top 500 Asset Managers” published in June 2021, based on assets under management as of 12/31/2020 2. Boston, Dublin, London, Milan, Paris, and Tokyo 3. Consolidated internal Amundi and Lyxor workforce as of 3/31/2022 4. Amundi data as of 3/31/22

Amundi Distributor US, Inc., Member SIPC 60 State Street, Boston, MA 02109 ©2022 Amundi Asset Management US

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Shareholder Inquiries: Please contact your financial advisor or visit www.amundi.com/us.

Broker/Advisor Inquiries Please Contact: 800-622-9876 Media Inquiries Please Contact: Geoff Smith, 617-504-8520