News Release:

Fortune Names Union Pacific Most Admired Trucking, Transportation and Logistics Company for Third Consecutive Year

Omaha, Neb., February 28, 2013 – Fortune named Union Pacific the most admired among trucking, transportation and logistics companies for the third consecutive year. The magazine's annual World's Most Admired list is published in the March 18 edition.

Union Pacific ranked No. 1 in seven of nine reputation attributes identified by Fortune:

• People management
• Use of corporate assets
• Social responsibility
• Quality of management
• Financial soundness
• Long-term investment
• Quality of products/services

The company ranked fourth in innovation and global competitiveness. Fortune's research partner, Hay Group, surveyed 3,800 executives, directors and analysts to select companies they admired most from a list that began with approximately 1,400 companies.

"We are absolutely focused on creating value for our customers," said Jack Koraleski, Union Pacific president and CEO. "After 150 years in business, 2012 was a record financial year, employee safety performance was the best ever, and our customer satisfaction score reached an all-time high. We remain committed to providing safe, reliable and innovative service that creates value for our customers and generates strong returns for investors."

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.