Company: VMO
Filing Date: 2025-07-01
Form Type: DEFA14A
Source: 0001193125-25-153699
Chunk: 1

Company: Invesco Municipal Opportunity Trust
Filing Date: 2025-07-01
Form: DEFA14A
Chunk 1
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 individual signing the proxy card (for example, “trustee”) should be indicated, along with the individual’s signature and full title. If a corporation, limited liability company, or partnership, please sign the full entity name and indicate the signer’s position with the entity. WHAT IS THE DEADLINE FOR VOTING? All votes must be received before or at the shareholder meeting, which will be held on August 12, 2025 at 2:00 p.m. Central Daylight Time. WHERE CAN I FIND MORE INFORMATION CONCERNING THE PROPOSAL? Further details about the proposal can be found in the proxy statement.

QUESTIONS & ANSWERS: We encourage you to read the proxy statement in full; however, the following represent some typical questions that shareholders may have regarding the proxy statement. HOW DO I VOTE? Voting may take place in the following ways:

| • |     | You may vote your shares on the voting website listed on your proxy card. You will need the 14-digit control number from your proxy card to vote on the Internet. Because Internet voting is the most economical way to vote your proxy, we encourage all shareholders to use this method. |

| • |     | You may call in your vote to a 24-hour automated system or a live proxy                                                                                       
 representative by calling the phone number(s) listed on your proxy card. You will need the 14-digit control number from your proxy card to vote by telephone. |

| • |     | You may indicate your vote on the proxy card and return it in the postage-paid envelope mailed to you with your 
 proxy statement.                                                                                                |

| • |     | If you do attend the meeting, you may vote your shares in person. Please notify us by calling 1-800-952-3502 if you plan to attend the meeting. |

WHAT IS THE PROPOSAL BEING PRESENTED AT THE SHAREHOLDER MEETING AND WHAT AM I BEING ASKED TO VOTE ON?

| • |     | To elect Cynthia Hostetler, Eli Jones, Daniel S. Vandivort and James “Jim” Liddy as trustees of the                            
 Fund to be voted on by the holders of the Fund’s Common Shares and the holders of the Fund’s Preferred Shares voting together. |

| • |     | To elect Prema Mathai-Davis, as a trustee of the Fund to be voted on only by the holders of the Fund’s 
 Preferred Shares voting separately.                                                                    |

HOW DOES THE BOARD RECOMMEND THAT