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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>9999999997-06-009841.txt : 20060320
<SEC-HEADER>9999999997-06-009841.hdr.sgml : 20060320
<ACCEPTANCE-DATETIME>20060320164512
<PAPER>
ACCESSION NUMBER:		9999999997-06-009841
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051231
FILED AS OF DATE:		20060314
DATE AS OF CHANGE:		20060320
EFFECTIVENESS DATE:		20060314

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHERN TRUST CORP
		CENTRAL INDEX KEY:			0000073124
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				362723087
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-05965
		FILM NUMBER:		06027876

	BUSINESS ADDRESS:	
		STREET 1:		50 S LASALLE ST
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60675
		BUSINESS PHONE:		3126306000

	MAIL ADDRESS:	
		STREET 1:		50 S LASALLE ST
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60675

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NORTRUST CORP
		DATE OF NAME CHANGE:	19780525
</SEC-HEADER>
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<TYPE>ARS
<SEQUENCE>1
<FILENAME>9999999997-06-009841.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
<TEXT>
This document was generated as part of a paper submission.
Please reference the Document Control Number 06027876 for access to the original document.
</TEXT>
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