Company: RFMZ
Filing Date: 2025-08-26
Form Type: DEF 14A
Source: 0001398344-25-016671
Chunk: 3

Company: RiverNorth Flexible Municipal Income Fund II, Inc.
Filing Date: 2025-08-26
Form: DEF 14A
Chunk 3
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 the Funds reduce the need to conduct telephone solicitation and/or follow-up mailings by voting today.

<div align='center'>RIVERNORTH/DOUBLELINE STRATEGIC OPPORTUNITY FUND, INC.

RIVERNORTH CAPITAL AND INCOME FUND, INC.

RIVERNORTH OPPORTUNITIES FUND, INC.

RIVERNORTH OPPORTUNISTIC MUNICIPAL INCOME FUND, INC.

RIVERNORTH MANAGED DURATION MUNICIPAL INCOME FUND, INC.

RIVERNORTH MANAGED DURATION MUNICIPAL INCOME FUND II, INC.

RIVERNORTH FLEXIBLE MUNICIPAL INCOME FUND, INC.

RIVERNORTH FLEXIBLE MUNICIPAL INCOME FUND II, INC.</div>

August 26, 2025

To the Stockholders of the Above Funds,

Thank you for your investment in the Funds. You are invited to attend a joint annual meeting of stockholders (the “Annual Meeting” or “Meeting”) of RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (“OPP”), RiverNorth Opportunities Fund, Inc. (“RIV”), RiverNorth Capital and Income Fund, Inc. (“RSF”), RiverNorth Opportunistic Municipal Income Fund, Inc. (“RMI”), RiverNorth Managed Duration Municipal Income Fund, Inc. (“RMM”), RiverNorth Managed Duration Municipal Income Fund II, Inc. (“RMMZ”), RiverNorth Flexible Municipal Income Fund, Inc. (“RFM”) and RiverNorth Flexible Municipal Income Fund II, Inc. (“RFMZ” and, together with OPP, RIV, RSF, RMI, RMM, RMMZ and RFM, the “Funds”). The Meeting will occur on September 22, 2025 at the offices of the Funds’ investment adviser, RiverNorth Capital Management, LLC (“RiverNorth” or the “Adviser”), 360 South Rosemary Avenue, Suite 1420, West Palm Beach, Florida 33401. The Annual Meeting will be held at 10:00 a.m. (Eastern Time). Formal notice of the Meeting and the Joint Proxy Statement for the Meeting follows this letter.

At the Meeting, you are being asked to vote on the following matters and to transact such other business, if any, as may properly come before the meeting:

| 1. | To                                                                         
 elect Directors to the Board of Directors (each a “Board”) of