Company: WBS-PG
Filing Date: 2025-09-05
Form Type: 424B5
Source: 0001193125-25-197211
Chunk: 81

Company: WEBSTER FINANCIAL CORP
Filing Date: 2025-09-05
Form: 424B5
Chunk 81
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 the other terms and conditions upon which 
 the debt securities may be redeemed, in whole or in part, at our option, if we are to have such an option;     |

| • |     | our obligation, if any, to redeem, repay or purchase the debt securities pursuant to any sinking fund or                                                                                                                                                
 analogous provision or at the option of a holder of the debt securities, and the period or periods within which, or the date and dates on which, the price or prices at which and the other terms and conditions upon which the debt securities will be 
 redeemed, repaid or purchased, in whole or in part, pursuant to that obligation;                                                                                                                                                                        |

| • |     | the currency or currencies in which the debt securities may be purchased, are denominated and are payable, which                                                                                                                                   
 may be a foreign currency or units of two or more foreign currencies or a composite currency or currencies, and the related terms and conditions, including whether we or the holders of any such debt securities may elect to receive payments in 
 respect of such debt securities in a currency or currency unit other than that in which such debt securities are stated to be payable;                                                                                                             |

9

| • |     | whether the amount of payments of principal of and premium, if any, or interest, if any, on the debt securities                                                                                                                                         
 may be determined with reference to an index, formula or other method, which index, formula or method may, but need not be, based on a currency, currencies, currency unit or units or composite currency or currencies or with reference to changes in 
 prices of particular securities or commodities, and the manner in which the amounts are to be determined;                                                                                                                                               |

| • |     | any additions to, modifications of or deletions from the terms of the debt securities with respect to events of 
 default, amendments, merger, consolidation and sale or covenants set forth in the applicable indenture;         |

| • |     | whether the debt securities will be issued in certificated or book-entry form; |

| • |     | whether the debt securities will be in registered or bearer form or both and, if in registered form, their                                                                      
 denominations, if other than $1,000 and any integral multiple thereof, and, if in bearer form, their denominations, if other than $5,000, and the related terms and conditions; |

| • |     | if the debt securities will be issuable only in global form, the depository or its nominee with respect to