<SEC-DOCUMENT>0000950123-25-002053.txt : 20250213
<SEC-HEADER>0000950123-25-002053.hdr.sgml : 20250213
<ACCEPTANCE-DATETIME>20250213163002
ACCESSION NUMBER:		0000950123-25-002053
CONFORMED SUBMISSION TYPE:	13F-NT
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241231
FILED AS OF DATE:		20250213
DATE AS OF CHANGE:		20250213
EFFECTIVENESS DATE:		20250213

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AFFILIATED MANAGERS GROUP, INC.
		CENTRAL INDEX KEY:			0001004434
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		ORGANIZATION NAME:           	02 Finance
		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:		25620743

	BUSINESS ADDRESS:	
		STREET 1:		777 SOUTH FLAGLER DRIVE
		STREET 2:		SUITE 1401 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 1401 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>13F-NT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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  <schemaVersion>X0202</schemaVersion>
  <headerData>
    <submissionType>13F-NT</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags/>
      <filer>
        <credentials>
          <cik>0001004434</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>12-31-2024</periodOfReport>
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  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>12-31-2024</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>AFFILIATED MANAGERS GROUP, INC.</name>
        <address>
          <ns1:street1>777 SOUTH FLAGLER DRIVE</ns1:street1>
          <ns1:street2>SUITE 1401 EAST TOWER</ns1:street2>
          <ns1:city>WEST PALM BEACH</ns1:city>
          <ns1:stateOrCountry>FL</ns1:stateOrCountry>
          <ns1:zipCode>33401</ns1:zipCode>
        </address>
      </filingManager>
      <reportType>13F NOTICE</reportType>
      <form13FFileNumber>028-04975</form13FFileNumber>
      <secFileNumber>028-04975</secFileNumber>
      <otherManagersInfo>
        <otherManager>
          <form13FFileNumber>028-11395</form13FFileNumber>
          <crdNumber>000153456</crdNumber>
          <secFileNumber>801-56365</secFileNumber>
          <name>AMG Funds LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-16284</form13FFileNumber>
          <crdNumber>000153039</crdNumber>
          <secFileNumber>801-71338</secFileNumber>
          <name>Artemis InvestmentManagement LLP</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-11858</form13FFileNumber>
          <crdNumber>000121591</crdNumber>
          <secFileNumber>801-61491</secFileNumber>
          <name>Foyston, Gordon, &amp; PayneInc</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-01185</form13FFileNumber>
          <crdNumber>000106274</crdNumber>
          <secFileNumber>801-15724</secFileNumber>
          <name>FRONTIER CAPITALMANAGEMENT CO LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-04145</form13FFileNumber>
          <crdNumber>000121942</crdNumber>
          <secFileNumber>801-61559</secFileNumber>
          <name>GW&amp;K InvestmentManagement, LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-10955</form13FFileNumber>
          <crdNumber>000130949</crdNumber>
          <secFileNumber>801-63018</secFileNumber>
          <name>Genesis InvestmentManagement, LLP</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-04434</form13FFileNumber>
          <crdNumber>000104543</crdNumber>
          <secFileNumber>801-36845</secFileNumber>
          <name>HARDING LOEVNER LP</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-11968</form13FFileNumber>
          <crdNumber>000134436</crdNumber>
          <secFileNumber>801-64053</secFileNumber>
          <name>MYCIO WEALTHPARTNERS, LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-05022</form13FFileNumber>
          <crdNumber>000316904</crdNumber>
          <secFileNumber>801-122618</secFileNumber>
          <name>Parnassus Investments, LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-04884</form13FFileNumber>
          <crdNumber>000105916</crdNumber>
          <secFileNumber>801-50177</secFileNumber>
          <name>RENAISSANCE GROUPLLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-11487</form13FFileNumber>
          <crdNumber>000134918</crdNumber>
          <secFileNumber>801-64175</secFileNumber>
          <name>River Road AssetManagement, LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-05015</form13FFileNumber>
          <crdNumber>000106146</crdNumber>
          <secFileNumber>801-48908</secFileNumber>
          <name>SYSTEMATICFINANCIALMANAGEMENT LP</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-11289</form13FFileNumber>
          <crdNumber>000107545</crdNumber>
          <secFileNumber>801-27792</secFileNumber>
          <name>THIRD AVENUEMANAGEMENT LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-11092</form13FFileNumber>
          <crdNumber>000132694</crdNumber>
          <secFileNumber>801-63492</secFileNumber>
          <name>TimesSquare CapitalManagement, LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-01222</form13FFileNumber>
          <crdNumber>000006857</crdNumber>
          <secFileNumber>801-10669</secFileNumber>
          <name>Tweedy, Browne Co LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-14794</form13FFileNumber>
          <crdNumber>000174314</crdNumber>
          <secFileNumber>801-89169</secFileNumber>
          <name>Veritas Asset ManagementLLP</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-00262</form13FFileNumber>
          <crdNumber>000115119</crdNumber>
          <secFileNumber>801-60532</secFileNumber>
          <name>WELCH &amp; FORBES LLC</name>
        </otherManager>
        <otherManager>
          <form13FFileNumber>028-03760</form13FFileNumber>
          <crdNumber>000164420</crdNumber>
          <secFileNumber>801-76744</secFileNumber>
          <name>YACKTMAN ASSETMANAGEMENT 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>Kavita Padiyar</name>
      <title>General Counsel and Corporate Secretary</title>
      <phone>800-345-1100</phone>
      <signature>Kavita Padiyar</signature>
      <city>Prides Crossing</city>
      <stateOrCountry>MA</stateOrCountry>
      <signatureDate>02-13-2025</signatureDate>
    </signatureBlock>
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</DOCUMENT>
</SEC-DOCUMENT>
