<SEC-DOCUMENT>0001104659-14-010652.txt : 20140214
<SEC-HEADER>0001104659-14-010652.hdr.sgml : 20140214
<ACCEPTANCE-DATETIME>20140214163118
ACCESSION NUMBER:		0001104659-14-010652
CONFORMED SUBMISSION TYPE:	13F-NT
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20131231
FILED AS OF DATE:		20140214
DATE AS OF CHANGE:		20140214
EFFECTIVENESS DATE:		20140214

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:		13F-NT
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-04975
		FILM NUMBER:		14617340

	BUSINESS ADDRESS:	
		STREET 1:		600 HALE STREET
		STREET 2:		P.O. BOX 1000
		CITY:			PRIDES CROSSING
		STATE:			MA
		ZIP:			01965
		BUSINESS PHONE:		6177473300

	MAIL ADDRESS:	
		STREET 1:		600 HALE STREET
		STREET 2:		P.O. BOX 1000
		CITY:			PRIDES CROSSING
		STATE:			MA
		ZIP:			01965

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AFFILIATED MANAGERS GROUP INC
		DATE OF NAME CHANGE:	19970822
</SEC-HEADER>
<DOCUMENT>
<TYPE>13F-NT
<SEQUENCE>1
<FILENAME>primary_doc.xml
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    <submissionType>13F-NT</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <filer>
        <credentials>
          <cik>0001004434</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
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      <periodOfReport>12-31-2013</periodOfReport>
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  <formData>
    <coverPage>
      <reportCalendarOrQuarter>12-31-2013</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>AFFILIATED MANAGERS GROUP, INC.</name>
        <address>
          <ns1:street1>600 Hale Street</ns1:street1>
          <ns1:street2>P.O. Box 1000</ns1:street2>
          <ns1:city>Prides Crossing</ns1:city>
          <ns1:stateOrCountry>MA</ns1:stateOrCountry>
          <ns1:zipCode>01965</ns1:zipCode>
        </address>
      </filingManager>
      <reportType>13F NOTICE</reportType>
      <form13FFileNumber>028-04975</form13FFileNumber>
      <otherManagersInfo>
        <otherManager>
          <cik>0001386714</cik>
          <form13FFileNumber>028-12347</form13FFileNumber>
          <name>Aston Asset Management, LP</name>
        </otherManager>
        <otherManager>
          <cik>0001116992</cik>
          <form13FFileNumber>028-05835</form13FFileNumber>
          <name>CHICAGO EQUITY PARTNERS LLC</name>
        </otherManager>
        <otherManager>
          <cik>0001014736</cik>
          <form13FFileNumber>028-05582</form13FFileNumber>
          <name>FIRST QUADRANT L P/CA</name>
        </otherManager>
        <otherManager>
          <cik>0001322853</cik>
          <form13FFileNumber>028-11858</form13FFileNumber>
          <name>Foyston, Gordon, &amp; Payne Inc</name>
        </otherManager>
        <otherManager>
          <cik>0000351173</cik>
          <form13FFileNumber>028-01185</form13FFileNumber>
          <name>FRONTIER CAPITAL MANAGEMENT CO LLC</name>
        </otherManager>
        <otherManager>
          <cik>0001082917</cik>
          <form13FFileNumber>028-04145</form13FFileNumber>
          <name>GANNETT WELSH &amp; KOTLER</name>
        </otherManager>
        <otherManager>
          <cik>0001300978</cik>
          <form13FFileNumber>028-10957</form13FFileNumber>
          <name>Genesis Asset Managers, LLP</name>
        </otherManager>
        <otherManager>
          <cik>0001300979</cik>
          <form13FFileNumber>028-10955</form13FFileNumber>
          <name>Genesis Investment Management, LLP</name>
        </otherManager>
        <otherManager>
          <cik>0000928196</cik>
          <form13FFileNumber>028-04434</form13FFileNumber>
          <name>HARDING LOEVNER LP</name>
        </otherManager>
        <otherManager>
          <cik>0000932141</cik>
          <form13FFileNumber>028-04534</form13FFileNumber>
          <name>HARTWELL J M LIMITED PARTNERSHIP</name>
        </otherManager>
        <otherManager>
          <cik>0001115419</cik>
          <form13FFileNumber>028-11395</form13FFileNumber>
          <name>Managers Investment Group LLC</name>
        </otherManager>
        <otherManager>
          <cik>0000944234</cik>
          <form13FFileNumber>028-04884</form13FFileNumber>
          <name>RENAISSANCE GROUP LLC</name>
        </otherManager>
        <otherManager>
          <cik>0001085936</cik>
          <form13FFileNumber>028-05015</form13FFileNumber>
          <name>SYSTEMATIC FINANCIAL MANAGEMENT LP</name>
        </otherManager>
        <otherManager>
          <cik>0001099281</cik>
          <form13FFileNumber>028-11289</form13FFileNumber>
          <name>THIRD AVENUE MANAGEMENT LLC</name>
        </otherManager>
        <otherManager>
          <cik>0001313816</cik>
          <form13FFileNumber>028-11092</form13FFileNumber>
          <name>TimesSquare Capital Management, LLC</name>
        </otherManager>
        <otherManager>
          <cik>0001128573</cik>
          <form13FFileNumber>028-10163</form13FFileNumber>
          <name>TRILOGY GLOBAL ADVISORS LP</name>
        </otherManager>
        <otherManager>
          <cik>0000732905</cik>
          <form13FFileNumber>028-01222</form13FFileNumber>
          <name>TWEEDY BROWNE CO LLC//</name>
        </otherManager>
        <otherManager>
          <cik>0001300311</cik>
          <form13FFileNumber>028-10942</form13FFileNumber>
          <name>Veritable, L.P.</name>
        </otherManager>
        <otherManager>
          <cik>0000105495</cik>
          <form13FFileNumber>028-00262</form13FFileNumber>
          <name>WELCH &amp; FORBES LLC</name>
        </otherManager>
        <otherManager>
          <cik>0000905567</cik>
          <form13FFileNumber>028-03760</form13FFileNumber>
          <name>YACKTMAN ASSET MANAGEMENT LP</name>
        </otherManager>
      </otherManagersInfo>
      <provideInfoForInstruction5>Y</provideInfoForInstruction5>
      <additionalInformation>Affiliated Managers Group, Inc. ("AMG") is making this 13F information filing as a majority owner of certain affiliated institutional investment management firms that are subject to applicable 13F filing requirements. AMG expressly disclaims beneficial ownership of all reported securities. AMG does not exercise voting or investment power over any reported security. Each AMG affiliate exercises such power independently of AMG and each other.</additionalInformation>
    </coverPage>
    <signatureBlock>
      <name>John Kingston, III</name>
      <title>Vice Chairman, General Counsel and Secretary</title>
      <phone>617-747-3300</phone>
      <signature>/s/ John Kingston, III</signature>
      <city>Prides Crossing</city>
      <stateOrCountry>MA</stateOrCountry>
      <signatureDate>02-14-2014</signatureDate>
    </signatureBlock>
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