Company:  UNION PACIFIC CORP (UNP)
Form Type:  10-Q
Filing Date:  4/19/2012 
CIK:  0000100885 
Address:  1400 DOUGLAS STREET
STOP 0310
 
City, State, Zip:  OMAHA, Nebraska 68179 
Telephone:  402 544 5214 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$155.96  
Change: 
-0.11 (-0.07%)  
Trade Time: 
12:36 PM EST  
Market Cap: 
$72.80B
Description of Business
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  FORM 10-Q
    PART I. FINANCIAL INFORMATION
      Item 1. Condensed Consolidated Financial Statements:
        CASH FLOW
        INCOME STATEMENT
        BALANCE SHEET
        CASH FLOW
        STOCKHOLDERS EQUITY
        NOTES TO THE CONDENSED CONSOLIDATED FINANCIAL STATEMENTS
      Item 2. Management's Discussion and Analysis of Financial ...
      Item 3. Quantitative and Qualitative Disclosures About ...
      Item 4. Controls and Procedures
    PART II. OTHER INFORMATION
      Item 1. Legal Proceedings
      Item 1A. Risk Factors
      Item 2. Unregistered Sales of Equity Securities and Use of ...
      Item 3. Defaults Upon Senior Securities
      Item 4. Mine Safety Disclosure
      Item 5. Other Information
      Item 6. Exhibits
    SIGNATURES
  EXHIBIT 12
  EXHIBIT 31.(A)
    CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
  EXHIBIT 31.(B)
    CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER
  EXHIBIT 32
    CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO