Company: HBAN
Filing Date: 2025-08-15
Form Type: 424B3
Source: 0001140361-25-031511
Chunk: 2

Company: HUNTINGTON BANCSHARES INC /MD/
Filing Date: 2025-08-15
Form: 424B3
Chunk 2
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 are represented at the Veritex special meeting. The Veritex board of directors unanimously recommends that holders of Veritex common stock vote “FOR” each of the proposals to be considered at the Veritex special meeting. We strongly support this combination of our companies and join the Veritex board of directors in their recommendation.

| Sincerely,                           |     | Sincerely,                                     |
| Stephen D. Steinour                  
 Chairman of the Board, President and 
 Chief Executive Officer              
 Huntington Bancshares Incorporated   |     | C. Malcolm Holland, III                        
 Chairman of the Board, Chief Executive Officer 
 and President                                  
 Veritex Holdings, Inc.                         |

Neither the SEC nor any state securities regulator has approved or disapproved the merger, including the issuance of Huntington common stock to be issued in connection with the merger, or the other transactions described in this proxy statement/prospectus, or determined if the accompanying proxy statement/prospectus is truthful or complete. Any representation to the contrary is a criminal offense. The shares of Huntington common stock are not savings accounts, deposits or other obligations of any bank or savings association and are not insured by the Federal Deposit Insurance Corporation or by any other U.S. federal or state governmental agency. The accompanying proxy statement/prospectus is dated August 15, 2025, and is first being mailed to Veritex shareholders on or about August 18, 2025.

#### TABLE OF CONTENTS

### ADDITIONAL INFORMATION
This proxy statement/prospectus incorporates important business and financial information about Huntington and Veritex from other documents that are not included in or delivered with this proxy statement/prospectus. This information is available to you without charge upon your written or oral request. You can obtain the documents incorporated by reference in this document through the SEC website at http://www.sec.gov or by requesting them in writing or by telephone at the appropriate address below:

For Huntington documents incorporated by reference:

<div align='center'>Huntington Bancshares Incorporated

Huntington Center

41 South High Street

Columbus, Ohio 43287

(614) 480-2265

Attn: Investor Relations</div>

For Veritex documents incorporated by reference:

<div align='center'>Veritex Holdings, Inc.

8214 Westchester Drive, Suite 800

Dallas, TX 75225

(972) 349-6200

Attn: Investor Relations</div>

**You will not be charged for any of these documents that you request. To