Company: WBS-PG
Filing Date: 2025-09-05
Form Type: 424B5
Source: 0001193125-25-197211
Chunk: 105

Company: WEBSTER FINANCIAL CORP
Filing Date: 2025-09-05
Form: 424B5
Chunk 105
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 rights, limitations or restrictions of the preferred stock being offered. |

Ranking Unless otherwise specified in the applicable prospectus supplement, the preferred stock will, with respect to distribution rights and rights upon liquidation, dissolution or winding up of Webster, rank:

| • |     | senior to all classes or series of our common stock and to all equity securities the terms of which specifically 
 provide that the equity securities rank junior to the preferred stock being offered;                             |

| • |     | equally with all equity securities issued by us other than those referred to in the first and last bullet points 
 of this subheading; and                                                                                          |

| • |     | junior to all equity securities issued by us the terms of which specifically provide that the equity securities 
 rank senior to the preferred stock being offered.                                                               |

For purposes of this subheading, the term “ equity securities” does not include convertible debt securities. Distributions Holders of the preferred stock of each series will be entitled to receive, when, as and if declared by our board of directors, out of our assets legally available for payment to stockholders, cash distributions, or distributions in kind or in other property if expressly permitted and described in the applicable prospectus supplement, at the rates and on the dates as we will set forth in the applicable prospectus supplement. We will pay each distribution to holders of record as they appear on our stock transfer books on the record dates determined by our board of directors. Distributions on any class or series of preferred stock, if cumulative, will be cumulative from and after the date set forth in the applicable prospectus supplement. If our board of directors fails to declare a distribution payable on a distribution payment date on any class or series of preferred stock for which distributions are 27

non-cumulative,then the holders of that class or series of preferred stock will have no right to receive a distribution in respect of the distribution period ending on that distribution payment date, and we will have no obligation to pay the distribution accumulated for that period, whether or not distributions on that series are declared payable on any future distribution payment date. If any shares of the preferred stock of any class or series are outstanding, no full dividends will be declared or paid or set apart for payment on our preferred stock of any other class or series ranking, as to dividends, equally with or junior to the preferred stock of the class or series for any period unless all required dividends are paid. The phrase “all required dividends are paid” when used in this prospectus with respect to class or series