Company:  NORTHERN TRUST CORP (NTRS)
Form Type:  8-K
Filing Date:  7/22/2009 
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: 
$47.24  
Change: 
-0.43 (-0.90%)  
Trade Time: 
Nov 20  
Market Cap: 
$11.41B
Description of Business
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  FORM 8-K
    SECTION 2 FINANCIAL INFORMATION
      Item 2.02. Results of Operations and Financial Condition
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01. Financial Statements and Exhibits
    SIGNATURE
    EXHIBIT INDEX
  EXHIBIT 99
    BALANCE SHEET
    BALANCE SHEET
    BALANCE SHEET