---
schema_version: "secwatch.filing_event.v1"
accession: "0000100885-25-000345"
form_type: "8-K"
ticker: "UNP"
cik: "0000100885"
company_name: "UNION PACIFIC CORP"
filed_at: "2025-12-12T23:59:59+00:00"
generated_at: "2026-05-16T13:19:32.008845+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Union Pacific appoints W. Anthony Will to board effective Jan. 5, 2026

## Summary
- Will is retiring as CEO and President of CF Industries on Jan. 4, 2026, then serving as senior advisor through March 15.
- Will will serve on Union Pacific's Audit and Finance Committees.
- He has served as CF Industries' CEO since 2014 and previously held leadership roles at Accenture and Sears.
- Will also serves on the board of Olin Corporation (NYSE: OLN) since 2021.

## SEC filing metadata
- accession: 0000100885-25-000345
- form_type: 8-K
- ticker: UNP
- cik: 0000100885
- company_name: UNION PACIFIC CORP
- filed_at: 2025-12-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/100885/000010088525000345/0000100885-25-000345-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/100885/000010088525000345/unp-20251212.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000100885-25-000345
- JSON: https://secwatch.observer/filing/0000100885-25-000345.json
- Plain text: https://secwatch.observer/filing/0000100885-25-000345.txt

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