Union Pacific News Release:

Union Pacific Corporation CFO Rob Knight to Address Raymond James 34th Annual Institutional Investors Conference

Omaha, Neb., February 26, 2013 – Rob Knight, chief financial officer of Union Pacific Corporation (NYSE: UNP), will address the Raymond James 34th Annual Institutional Investors Conference at 9:15 a.m. ET on Tuesday, March 5, 2013 in Orlando, FL.

Interested investors may view the presentation and listen to a live Internet webcast through our website at www.up.com/investors.  A replay of the audio webcast will be available shortly thereafter on Union Pacific's Investor website.

About Union Pacific

Union Pacific Railroad is the principal operating company of Union Pacific Corporation (NYSE: UNP). One of America's most recognized companies, Union Pacific Railroad links 23 states in the western two-thirds of the country by rail, providing a critical link in the global supply chain. From 2007-2012, Union Pacific invested $18 billion in its network and operations to support America's transportation infrastructure, including a record $3.7 billion in 2012. The railroad's diversified business mix includes Agricultural Products, Automotive, Chemicals, Coal, Industrial Products and Intermodal. Union Pacific  serves many of the fastest-growing U.S. population centers, operates from all major West Coast and Gulf Coast ports to eastern gateways, connects with Canada's rail systems and is the only railroad serving all six major Mexico gateways. Union Pacific provides value to its roughly 10,000 customers by delivering products in a safe, reliable, fuel-efficient and environmentally responsible manner.

For further information, contact Michelle Gerhardt at (402) 544-4227.