Company: MYI
Filing Date: 2025-08-08
Form Type: PRE 14A
Source: 0001193125-25-176952
Chunk: 1

Company: BLACKROCK MUNIYIELD QUALITY FUND III, INC.
Filing Date: 2025-08-08
Form: PRE 14A
Chunk 1
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, Inc. (“MYI” or the
“Acquiring Fund” and collectively with MVT, MIY and MVF, the “Funds,” and each, a “Fund”), to be held on October 15, 2025 at [●] (Eastern Time). The Special Meeting will be held in a virtual meeting format
only. Shareholders will not have to travel to attend the Special Meeting, but will be able to view the Special Meeting live, have a meaningful opportunity to participate, including the ability to ask questions of management, and cast their votes by
accessing a web link. Before the Special Meeting, I would like to provide you with additional background information and ask for your vote on important proposals affecting the Funds.

Preferred Shareholders of MVT: You and the common shareholders of MVT are being asked to vote as a single class on a proposal to
approve an Agreement and Plan of Reorganization between MVT and the Acquiring Fund (the “MVT Reorganization Agreement”) and the transactions contemplated therein, including the termination of MVT’s registration under the Investment
Company Act of 1940, as amended (the “1940 Act”), and the dissolution of MVT under Maryland law (the “MVT Reorganization”). The Acquiring Fund has a similar investment objective and similar investment strategies, policies and
restrictions as MVT, although there are some differences. You are also being asked to vote as a separate class on a proposal to approve the MVT Reorganization Agreement and the MVT Reorganization.

Preferred Shareholders of MIY: You and the common shareholders of MIY are being asked to vote as a single class on a proposal to
approve an Agreement and Plan of Reorganization between MIY and the Acquiring Fund (the “MIY Reorganization Agreement”) and the transactions contemplated therein, including the termination of MIY’s registration under the 1940 Act and
the dissolution of MIY under Maryland law (the “MIY Reorganization”). The Acquiring Fund has a similar investment objective and similar investment strategies, policies and restrictions as MIY, although there are some differences. You are
also being asked to vote as a separate class on a proposal to approve the MIY Reorganization Agreement and the MIY Reorganization.

Preferred Shareholders of MVF: You and the common shareholders of MVF are being asked to vote as a single class on a proposal to
approve an Agreement and Plan of Reorganization between MVF and the Acquiring Fund (the “M