Company:  NORTHERN TRUST CORP (NTRS)
Form Type:  424B5
Filing Date:  7/30/2012 
CIK:  0000073124 
Address:  50 S LASALLE ST 
City, State, Zip:  CHICAGO, Illinois 60603 
Telephone:  (312) 630-6000 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$58.23  
Change: 
-0.04 (-0.07%)  
Trade Time: 
May 20  
Market Cap: 
$13.93B
Description of Business
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  FORM 424B5
    Table of Contents
      INCOME STATEMENT
    Summary
    Corporate Financial Management Group
    Capitalization
    Underwriting
    Experts
    WHERE YOU CAN FIND MORE INFORMATION
    RISK FACTORS
    FORWARD-LOOKING STATEMENTS
    Business Units
    USE OF PROCEEDS
    RATIOS OF EARNINGS TO FIXED CHARGES
    DESCRIPTION OF THE COMMON STOCK
    DESCRIPTION OF THE PREFERRED STOCK
    DESCRIPTION OF THE DEBT SECURITIES
    DESCRIPTION OF THE WARRANTS
    DESCRIPTION OF THE STOCK PURCHASE CONTRACTS AND STOCK ...
    DESCRIPTION OF THE PREFERRED SECURITIES OF THE TRUSTS,
    PLAN OF DISTRIBUTION
    LEGAL MATTERS