---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-280479"
form_type: "8-K"
ticker: "MTB"
cik: "0000036270"
company_name: "M&T BANK CORP"
filed_at: "2024-12-17T23:59:59+00:00"
generated_at: "2026-05-29T02:37:31.504334+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# M&T Bank closes $1.5B senior notes offering in two tranches

## Summary
- Issued $500M 4.833% Fixed/Floating Senior Notes due Jan 16, 2029.
- Issued $1.0B 5.385% Fixed/Floating Senior Notes due Jan 16, 2036.
- Total offering of $1.5B closed on December 17, 2024.
- Notes registered under Form S-3; legal opinion from Squire Patton Boggs filed.

## SEC filing metadata
- accession: 0001193125-24-280479
- form_type: 8-K
- ticker: MTB
- cik: 0000036270
- company_name: M&T BANK CORP
- filed_at: 2024-12-17T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/36270/000119312524280479/0001193125-24-280479-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/36270/000119312524280479/d903248d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-280479
- JSON: https://secwatch.observer/filing/0001193125-24-280479.json
- Plain text: https://secwatch.observer/filing/0001193125-24-280479.txt

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