Company: WBS-PG
Filing Date: 2025-09-05
Form Type: 424B5
Source: 0001193125-25-197211
Chunk: 63

Company: WEBSTER FINANCIAL CORP
Filing Date: 2025-09-05
Form: 424B5
Chunk 63
---
 |     |                  |  78,750,000 |
| Piper Sandler & Co.        |     |                  |  17,500,000 |
| Total                      |     | $                | 350,000,000 |

The Underwriting Agreement provides that the obligations of the underwriters to purchase the Notes offered hereby are subject to certain conditions precedent, including approval of legal matters by counsel, and that the underwriters have agreed to purchase, severally but not jointly, all of the Notes if any of the Notes are purchased. The Notes sold by the underwriters to the public will be offered at the public offering price set forth on the cover of this prospectus supplement. The underwriters may offer the Notes to selected dealers at the public offering price set forth on the cover of this prospectus supplement less a concession not in excess of 0.45% of the principal amount per note. After the initial offering, the underwriters may change the offering price and the other selling terms. The offering of the Notes by the underwriters is subject to receipt and acceptance and subject to the underwriters’ right to withdraw, cancel or modify offers to the public and to reject any order in whole or in part. Underwriting Discount and Expenses The following table shows the public offering price, the underwriting discount that we are to pay the underwriters and the proceeds, before expenses, to us in connection with this offering (expressed as a percentage of the principal amount of the Notes offered hereby).

|                                  |     | Per Note |         |   |     | Total |             |
|:---------------------------------|:----|:---------|--------:|:--|:----|:------|------------:|
| Public offering price(1)         |     |          | 100.000 | % |     | $     | 350,000,000 |
| Underwriting discount paid by us |     |          |   0.750 | % |     | $     |   2,625,000 |
| Proceeds to us, before expenses  |     |          |  99.250 | % |     | $     | 347,375,000 |

| (1) | Plus accrued interest from September 11, 2025, to the date of delivery. |

We estimate that our total expenses for this offering, excluding the underwriting discount, will be approximately $1.6 million. Indemnification We have agreed to indemnify the underwriters against certain liabilities,