Company: WSBC
Filing Date: 2025-09-11
Form Type: 424B5
Source: 0001193125-25-201360
Chunk: 90

Company: WESBANCO INC
Filing Date: 2025-09-11
Form: 424B5
Chunk 90
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 of the holder of each affected debt security. The trustee is under no obligation to exercise any of the rights or powers under the indentures at the request, order or direction of any of the holders of debt securities, unless such holders shall have offered to the trustee security or indemnity satisfactory to the trustee. Subject to such provisions for the indemnification of the trustee 10

and certain limitations contained in the indentures, the holders of a majority in aggregate principal amount of the debt securities of each series at the time outstanding shall have the right to direct the time, method and place of conducting any proceeding for any remedy available to the trustee, or exercising any trust or power conferred on the trustee, with respect to the debt securities of such series. No holder of debt securities of any series will have any right to institute any proceeding, judicial or otherwise, with respect to the applicable indenture, for the appointment of a receiver or trustee or for any other remedy under any of the indentures, unless:

| • |     | The holder has previously given written notice to the trustee of a continuing event of default with respect to 
 the debt securities of that series; and                                                                        |

| • |     | The holders of at least 25% in principal amount of the outstanding debt securities of that series have made a                                                                                                                                            
 written request to the trustee, and offered indemnity to the trustee, to institute proceedings as trustee, the trustee has failed to institute the proceedings within 60 days after its receipt of such notice and the trustee has not received from the 
 holders of a majority in principal amount of the debt securities of that series a direction inconsistent with that request.                                                                                                                              |

Notwithstanding the foregoing, the holder of any debt security issued under any of the indentures will have an absolute and unconditional right to receive payment of the principal of and any premium and, subject to the provisions of the applicable indenture regarding the payment of default interest, interest on that debt security on the due dates expressed in that security and to institute suit for the enforcement of payment. Modification of the Indentures The existing indenture contains, and any other indenture will contain, provisions permitting us and the trustee to modify that indenture or enter into or modify any supplemental indenture without the consent of the holders of the debt securities for any of the following purposes:

| • |     | To evidence the succession of another corporation to us in accordance with “— Merger, Consolidation 
 or Sale of Assets”;                                                                                 |

| • |     | To add to our covenants