---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-234686"
form_type: "8-K"
ticker: "FITB"
cik: "0000035527"
company_name: "FIFTH THIRD BANCORP"
filed_at: "2025-10-08T23:59:59+00:00"
generated_at: "2026-05-17T04:22:21.268615+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Fifth Third to acquire Comerica in all-stock merger; CMA shareholders get 1.8663 FITB shares per share

## Summary
- Each Comerica common share converts into 1.8663 Fifth Third common shares; cash for fractional shares.
- Comerica preferred stock converts into new Fifth Third preferred stock with no less favorable terms.
- Boards unanimously approved; transaction expected to close in 2026 subject to regulatory and shareholder approvals.
- Termination fee of $500 million payable by either party under certain circumstances.
- Fifth Third board will increase by three; three Comerica directors appointed to FITB board.

## SEC filing metadata
- accession: 0001193125-25-234686
- form_type: 8-K
- ticker: FITB
- cik: 0000035527
- company_name: FIFTH THIRD BANCORP
- filed_at: 2025-10-08T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/35527/000119312525234686/0001193125-25-234686-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/35527/000119312525234686/d30938d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-234686
- JSON: https://secwatch.observer/filing/0001193125-25-234686.json
- Plain text: https://secwatch.observer/filing/0001193125-25-234686.txt

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