Company: WBS-PG
Filing Date: 2025-09-05
Form Type: 424B5
Source: 0001193125-25-197211
Chunk: 41

Company: WEBSTER FINANCIAL CORP
Filing Date: 2025-09-05
Form: 424B5
Chunk 41
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 of deposit. The discharge may not cause the Trustee to have a conflicting interest for
purposes of the Trust Indenture Act and may not result in our becoming an investment company in violation of the Investment Company Act of 1940. The discharge may not violate any of our agreements to which we are a party or by which we are bound.

Any defeasance of the Notes pursuant to the Indenture shall be subject to our obtaining the prior approval of the Federal Reserve and any
additional requirements that the Federal Reserve may impose with respect to defeasance of the Notes. Notwithstanding the foregoing, if, due to a change in law, regulation or policy subsequent to the original issue date of the Notes, the Federal
Reserve does not require that defeasance of instruments be subject to Federal Reserve approval in order for the instrument to be accorded Tier 2 capital treatment, then no such approval of the Federal Reserve will be required for such defeasance.

Satisfaction and Discharge

We may
discharge our obligations under the Indenture and the Notes (except for certain surviving rights of the Trustee and our obligations in connection therewith) if: (a) all outstanding Notes and all other outstanding notes issued under the
Indenture (i) have been delivered for cancellation or (ii) (1) have become due and payable, (2) will become due and payable at their stated maturity within one year or (3) are to be called for redemption within one year under
arrangements satisfactory to the Trustee for the giving of notice and redemption by the Trustee (and each case, we have irrevocably deposited with the Trustee an amount sufficient to pay and discharge

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the principal of (and premium, if any) and interest on all outstanding Notes and any other sums due on the stated maturity date or redemption date, as the case may be); (b) we have paid all other sums payable by us under the Indenture; and (c) we have delivered an officer’s certificate and opinion of counsel confirming that all conditions precedent with respect to the satisfaction and discharge of the Indenture have been satisfied. Consolidation, Merger and Sale of Assets The Indenture provides that we may not, in a single transaction or a series of related transactions, consolidate with or merge into any other person or sell, convey, transfer, lease or otherwise dispose of all or substantially all of our assets to any person unless:

| • |     | the person