---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-035891"
form_type: "8-K"
ticker: "WBS"
cik: "0000801337"
company_name: "WEBSTER FINANCIAL CORP"
filed_at: "2026-02-03T23:59:59+00:00"
generated_at: "2026-05-16T05:30:21.949607+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Santander acquires Webster Financial for $12.3B in cash-and-stock; per-share value ~$75.59

## Summary
- Webster stockholders receive $48.75 cash + 2.0548 Santander ADSs per share; total consideration ~$75.59/share.
- Transaction represents a 16% premium to Webster's 10-day VWAP and >2x Q4 2025 tangible book value.
- John Ciulla to become CEO of Santander Bank NA; Christiana Riley remains SHUSA country head; Luis Massiani becomes COO.
- Deal expected to close in H2 2026, subject to regulatory and stockholder approvals.
- Combined entity to become top-10 retail/commercial bank by assets in US, top-5 by deposits in Northeast.

## SEC filing metadata
- accession: 0001193125-26-035891
- form_type: 8-K
- ticker: WBS
- cik: 0000801337
- company_name: WEBSTER FINANCIAL CORP
- filed_at: 2026-02-03T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/801337/000119312526035891/0001193125-26-035891-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/801337/000119312526035891/d101831d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-035891
- JSON: https://secwatch.observer/filing/0001193125-26-035891.json
- Plain text: https://secwatch.observer/filing/0001193125-26-035891.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.