Company: WBS-PG
Filing Date: 2025-09-05
Form Type: 424B5
Source: 0001193125-25-197211
Chunk: 42

Company: WEBSTER FINANCIAL CORP
Filing Date: 2025-09-05
Form: 424B5
Chunk 42
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 formed by such consolidation or into which we are merged or the person which acquires by sale,                                                                                                                                                 
 conveyance or transfer or other disposition, or which leases, all or substantially all of our properties and assets shall be a corporation, partnership or trust, shall be organized and validly existing under the laws of the United States of America, 
 any State thereof or the District of Columbia and shall expressly assume, by an indenture supplemental hereto, executed and delivered to the Trustee, in form satisfactory to the Trustee, the due and punctual payment of the principal of and any       
 premium and interest on all the Notes and the performance or observance of every other covenant of the Indenture on our part to be performed or observed;                                                                                                 |

| • |     | immediately after giving effect to such transaction and treating any indebtedness which becomes an obligation of                                                                                                                                         
 Webster or a subsidiary as a result of such transaction as having been incurred by the Webster or such subsidiary at the time of such transaction, no event of default, and no event which, after notice or lapse of time or both, would become an event 
 of default, shall have happened and be continuing;                                                                                                                                                                                                       |

| • |     | if, as a result of any such consolidation or merger or such conveyance, transfer or lease, properties or assets                                                                                                                                      
 of Webster would become subject to a mortgage, pledge, lien, security interest or other encumbrance which would not be permitted by the Indenture, Webster or such successor person, as the case may be, shall take such steps as shall be necessary 
 effectively to secure the Notes equally and ratably with (or prior to) all indebtedness secured thereby; and                                                                                                                                         |

| • |     | pursuant to the Indenture, we have delivered to the Trustee an officer’s certificate and an opinion of                                                                                                                                              
 counsel, each stating that such consolidation, merger, conveyance, transfer or lease and such supplemental indenture comply with the covenant therein and that all conditions precedent therein provided for relating to such transaction have been 
 complied with.                                                                                                                                                                                                                                      |

Further Issues If no event of default has occurred and is continuing with respect to the Notes, we may, from time to time, without notice to or the consent of the holders of the Notes, create and issue additional notes ranking equally with the Notes and with identical terms in all respects (or in all respects except for the offering price, the payment of interest accruing prior to the issue date of such further notes and the first