---
schema_version: "secwatch.filing_event.v1"
accession: "0000100885-25-000252"
form_type: "8-K"
ticker: "UNP"
cik: "0000100885"
company_name: "UNION PACIFIC CORP"
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T01:51:13.880467+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Union Pacific and Norfolk Southern confirm advanced merger discussions

## Summary
- Union Pacific (UNP) and Norfolk Southern (NSC) disclosed advanced talks for a potential business combination on July 24, 2025.
- No assurance a transaction will be reached; terms and conditions not disclosed.
- Companies will not provide further updates unless disclosure becomes required or appropriate.

## SEC filing metadata
- accession: 0000100885-25-000252
- form_type: 8-K
- ticker: UNP
- cik: 0000100885
- company_name: UNION PACIFIC CORP
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/100885/000010088525000252/0000100885-25-000252-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/100885/000010088525000252/unp-20250724.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000100885-25-000252
- JSON: https://secwatch.observer/filing/0000100885-25-000252.json
- Plain text: https://secwatch.observer/filing/0000100885-25-000252.txt

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