<SEC-DOCUMENT>0001564590-19-011850-index.html : 20190417
<SEC-HEADER>0001564590-19-011850.hdr.sgml : 20190417
<ACCEPTANCE-DATETIME>20190417164606
ACCESSION NUMBER:		0001564590-19-011850
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20190417
DATE AS OF CHANGE:		20190417
EFFECTIVENESS DATE:		20190417

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:		19753455

	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>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>amg-defa14a_20180612.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: amg-defa14a_20180612.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>gtc52yrl0wwb000005.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: gtc52yrl0wwb000005.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>gtc52yrl0wwb000007.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: gtc52yrl0wwb000007.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>gtc52yrl0wwb000004.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: gtc52yrl0wwb000004.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>gtc52yrl0wwb000003.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: gtc52yrl0wwb000003.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>gtc52yrl0wwb000008.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: gtc52yrl0wwb000008.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>gtc52yrl0wwb000001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: gtc52yrl0wwb000001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>gtc52yrl0wwb000006.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: gtc52yrl0wwb000006.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>gtc52yrl0wwb000002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: gtc52yrl0wwb000002.jpg
</DOCUMENT> </SEC-DOCUMENT>