8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 10, 2009 (December 9, 2009)

Union Pacific Corporation

(Exact name of registrant as specified in its charter)

Utah	1-6075	13-2626465
(State or other jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

1400 Douglas Street, Omaha, Nebraska	68179
(Address of principal executive offices)	(Zip Code)

(Registrant’s telephone number, including area code): (402) 544-5000

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01. Regulation FD Disclosure.

On December 9, 2009, Union Pacific Corporation (the Company) issued a press release announcing organizational changes involving several officers of Union Pacific Railroad Company, the principal operating subsidiary of the Company. A copy of the press release is furnished herewith as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

(c) Exhibits.

99.1     Press Release of Union Pacific Corporation, dated December 9, 2009.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: December 10, 2009

UNION PACIFIC CORPORATION
By:	/S/    J. MICHAEL HEMMER
	J. Michael Hemmer
	Senior Vice President – Law and General Counsel

Exhibit Index

99.1 Press Release of Union Pacific Corporation, dated December 9, 2009

EX-99.1

Exhibit 99.1

Union Pacific Names Several to New Assignments

Dennis Duffy, Lance Fritz, Rick Turner, Bob Grimaila Assume New Positions

January 1, 2010

FOR IMMEDIATE RELEASE

Omaha, NE, December 9, 2009 – Union Pacific today announced several executive assignments effective January 1, 2010:

• Dennis J. Duffy, currently executive vice president – Operations, will become vice chairman – operations of the Union Pacific Railroad, remaining as the senior operations executive of the company.

• Lance M. Fritz, currently vice president – Labor Relations, will become vice president – Operations of the railroad, reporting to Duffy.

• William R. (Rick) Turner, currently assistant vice president – Labor Relations, will succeed Fritz as vice president – Labor Relations.

• Robert M. Grimaila, currently senior assistant vice president – Safety, Security, and Environment, will be named vice president – Safety, Security and Environment for Union Pacific.

“I am pleased to announce the promotions of this group of key employees,” said Jim Young, Union Pacific chairman and chief executive officer. “Our company is providing record levels of service to our customers, making continuous improvement in our safety performance, and providing consistent financial returns to our shareholders due to the capability and commitment of our employees. I am confident that our team is up to challenges that face us in a difficult economy.”

In addition to Fritz, Barry J. Kanuch, chief mechanical officer, David A. Connell, vice president – Engineering, Dennis Jacobson, vice president – Premium Operations, and Robert D. Naro, vice president – Mexico Operations will report to Duffy.

Joseph M. Santamaria, vice president – Transportation, Stephen R. Barkley, vice president – Harriman Dispatching Center and Network Operations, John H. Rebensdorf, vice president – Network Planning and Operations, James A. Bell, general manager – Operating Services, and Grimaila, will report to Fritz.

Duffy joined Union Pacific in 1973. He has held a number of positions in the Finance, Marketing & Sales, and Operating departments during his career. He was named executive vice president – Operations in 1998 and is a graduate of the University of Nebraska-Omaha.

Fritz joined the company’s Marketing & Sales organization as vice president – Energy in 2000. Prior to being named to his position in the Labor Relations department, he served as regional vice president – Operations in two of the company’s three operating regions. He is a graduate of Bucknell University and holds a master’s degree from the Kellogg School of Management at Northwestern.

Turner started as a management trainee at Missouri Pacific Railroad, now a part of Union Pacific, in 1981 and has worked in the Operating and Marketing & Sales organizations before joining Labor Relations in 2008. He is a graduate of the University of Tennessee and holds an MBA from Creighton University.

Grimaila joined Missouri Pacific in 1976. He held a number of positions in the Operating department before being named to head the Safety group in 2001. He is a graduate of Texas A&M University.

About Union Pacific

Union Pacific Corporation owns one of America’s leading transportation companies. Its principal operating company, Union Pacific Railroad, links 23 states in the western two-thirds of the country. Union Pacific serves many of the fastest-growing U.S. population centers and provides Americans with a fuel-efficient, environmentally responsible and safe mode of freight transportation. Union Pacific’s diversified business mix includes Agricultural Products, Automotive, Chemicals, Energy, Industrial Products and Intermodal. The railroad emphasizes excellent customer service and offers competitive routes from all major West Coast and Gulf Coast ports to eastern gateways. Union Pacific connects with Canada’s rail systems and is the only railroad serving all six major gateways to Mexico, making it North America’s premier rail franchise.

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Media Contact: Donna Kush, 402-544-3753 or dmkush@up.com