# EDGAR Filing Document

**Accession Number:** 0000100885
**File Stem:** 0001193125-25-224743
**Filing Date:** 2025-9
**Character Count:** 2383
**Document Hash:** 49a21f049ab2ef92595e9c0da6a663f7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-224743.hdr.sgml**: 20260204

**ACCESSION NUMBER**: 0001193125-25-224743

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250930

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** UNION PACIFIC CORP
- **CENTRAL INDEX KEY:** 0000100885
- **STANDARD INDUSTRIAL CLASSIFICATION:** RAILROADS, LINE-HAUL OPERATING [4011]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 132626465
- **STATE OF INCORPORATION:** UT
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 1400 DOUGLAS STREET
- **STREET 2:** STOP 0310
- **CITY:** OMAHA
- **STATE:** NE
- **ZIP:** 68179
- **BUSINESS PHONE:** 402 544 6763

**MAIL ADDRESS:**
- **STREET 1:** 1400 DOUGLAS STREET
- **STREET 2:** STOP 0310
- **CITY:** OMAHA
- **STATE:** NE
- **ZIP:** 68179

**Union Pacific Corporation** 

1400 Douglas Street

Omaha, Nebraska 68179

**<u>VIA EDGAR</u>** 

U.S. Securities and Exchange Commission

Division of Corporation Finance

Office of Energy & Transportation

100 F Street, N.E.

Washington, D.C. 20549

Attention: Irene Barberena-Meissner

September 30, 2025

---

| | |
|:---|:---|
| **Re:** | **Union Pacific Corporation**  |

---

**Registration Statement on Form S-4**

**File No. 333-290282** 

**Request for Effectiveness** 

Dear Ms. Barberena-Meissner:

Pursuant to Rule 461(a) under the Securities Act of 1933, as amended, Union Pacific Corporation (the "Company") respectfully requests that the effective date of the above referenced Registration Statement on Form S-4 (File No. 333-290282), as amended (the "Registration Statement"), be accelerated by the U.S. Securities and Exchange Commission to 5:00 p.m., Eastern time, on September 30, 2025, or as soon as practicable thereafter.

The Company respectfully requests to be notified of such effectiveness by a telephone call to the Company's counsel, Skadden, Arps, Slate, Meagher & Flom LLP, to Brandon Van Dyke at (212) 735-3743, with such effectiveness to also be confirmed in writing to Brandon.VanDyke@skadden.com.

\* \* \*

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Sincerely,

Union Pacific Corporation

<u>/s/</u> <u>Christina B.</u> <u>Conlin</u>

Christina B. Conlin

Executive Vice President, Chief Legal Officer and Corporate Secretary

cc: Brandon Van Dyke, Skadden, Arps, Slate, Meagher & Flom LLP