Company:  NORTHERN TRUST CORP (NTRS)
Form Type:  8-K
Filing Date:  3/19/2012 
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: 
$57.31  
Change: 
0.20 (0.35%)  
Trade Time: 
May 24  
Market Cap: 
$13.71B
Description of Business
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  FORM 8-K
    SECTION 5 CORPORATE GOVERNANCE
      Item 5.02. Departure of Directors or Certain Officers; ...
    SIGNATURES