---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-022126"
form_type: "8-K"
ticker: "UNP"
cik: "0000100885"
company_name: "UNION PACIFIC CORP"
filed_at: "2022-09-09T23:59:59+00:00"
generated_at: "2026-06-23T11:42:27.771447+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Union Pacific prices $1.9B debt offering across three tranches with maturities 2033-2063

## Summary
- Issued $900M of 4.500% Notes due 2033, $600M of 4.950% Notes due 2052, and $400M of 5.150% Notes due 2063.
- Underwriters led by BofA Securities, Barclays, U.S. Bancorp Investments, and Wells Fargo Securities.
- Notes issued under existing shelf registration (File No. 333-252947) and indenture dated April 1, 1999.
- Proceeds used for general corporate purposes; interest payable semi-annually.

## SEC filing metadata
- accession: 0001437749-22-022126
- form_type: 8-K
- ticker: UNP
- cik: 0000100885
- company_name: UNION PACIFIC CORP
- filed_at: 2022-09-09T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/100885/000143774922022126/0001437749-22-022126-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/100885/000143774922022126/unp20220908_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-022126
- JSON: https://secwatch.observer/filing/0001437749-22-022126.json
- Plain text: https://secwatch.observer/filing/0001437749-22-022126.txt

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