Company: MYI
Filing Date: 2025-09-08
Form Type: DEF 14A
Source: 0001193125-25-198172
Chunk: 345

Company: BLACKROCK MUNIYIELD QUALITY FUND III, INC.
Filing Date: 2025-09-08
Form: DEF 14A
Chunk 345
---
igned hereby acknowledges receipt of the Joint Proxy Statement/Prospectus, the terms of which are incorporated herein by reference, and revokes any proxy heretofore given with respect to the Joint Special Meeting. THIS PROXY, IF PROPERLY EXECUTED, WILL BE VOTED IN THE MANNER DIRECTED HEREIN BY THE UNDERSIGNED SHAREHOLDER. IF NO DIRECTION IS MADE, THIS PROXY WILL BE VOTED “FOR” THE PROPOSALS. IN THEIR DISCRETION, THE PROXIES ARE AUTHORIZED TO VOTE UPON SUCH OTHER BUSINESS AS MAY PROPERLY BE PRESENTED AT THE JOINT SPECIAL MEETING AND ANY ADJOURNMENTS OR POSTPONEMENTS THEREOF.

MIY_34668_071425_Pref PLEASE MARK, SIGN AND DATE THIS PROXY CARD ON THE REVERSE SIDE AND RETURN IT PROMPTLY USING THE ENCLOSED ENVELOPE.

| xxxxxxxxxxxxxx |     | code |

THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD. THE BOARD RECOMMENDS VOTING “FOR” THE PROPOSALS.

| TO VOTE MARK BLOCKS BELOW IN BLUE OR BLACK INK AS SHOWN IN THIS EXAMPLE: |     | ☒ |

| Proposals |

|     |     |                                                                                                                                                                                                                                                        |     | FOR |     | AGAINST |     | ABSTAIN |
| 1c. |     | The common shareholders and holders of Variable Rate                                                                                                                                                                                                   
 Demand Preferred Shares (“VRDP Shares” and the holders thereof, “VRDP Holders”) 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 BlackRock                            
 MuniYield Quality Fund III, Inc. (the “Acquiring Fund”) and the transactions contemplated therein, including (i) the acquisition by the Acquiring Fund of substantially all of MIY’s assets and the assumption by the Acquiring Fund of                
 substantially all of MIY’s liabilities in exchange solely for newly issued common shares and VRDP Shares of the Acquiring Fund, which will be distributed to the common shareholders (although cash may be distributed in lieu of fractional common    
 shares) and VRDP Holders, respectively, of MIY, and which shall constitute the sole consideration to be distributed or paid to the common shareholders (although cash may be distributed in lieu of fractional common shares) and the VRDP Holders in  
 respect of their common shares and VR