<SEC-DOCUMENT>0001193125-17-190304-index.html : 20170601
<SEC-HEADER>0001193125-17-190304.hdr.sgml : 20170601
<ACCEPTANCE-DATETIME>20170601082333
ACCESSION NUMBER:		0001193125-17-190304
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20170601
DATE AS OF CHANGE:		20170601
EFFECTIVENESS DATE:		20170601

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AFFILIATED MANAGERS GROUP, INC.
		CENTRAL INDEX KEY:			0001004434
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		IRS NUMBER:				043218510
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13459
		FILM NUMBER:		17883299

	BUSINESS ADDRESS:	
		STREET 1:		777 SOUTH FLAGLER DRIVE
		STREET 2:		SUITE 1201 EAST TOWER
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401
		BUSINESS PHONE:		(800) 345-1100

	MAIL ADDRESS:	
		STREET 1:		777 SOUTH FLAGLER DRIVE
		STREET 2:		SUITE 1201 EAST TOWER
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33401

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AFFILIATED MANAGERS GROUP INC
		DATE OF NAME CHANGE:	19970822
</SEC-HEADER>
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<SEQUENCE>1
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<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d396007ddefa14a.htm

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<SEQUENCE>2
<FILENAME>g396007g10y80.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g396007g10y80.jpg

</DOCUMENT>
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<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g396007g11j44.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g396007g11j44.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g396007g13c90.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g396007g13c90.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g396007g80n50.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g396007g80n50.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g396007g90d07.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g396007g90d07.jpg

</DOCUMENT>
</SEC-DOCUMENT>