<SEC-DOCUMENT>0000945621-25-001064.txt : 20251112
<SEC-HEADER>0000945621-25-001064.hdr.sgml : 20251112
<ACCEPTANCE-DATETIME>20251112114520
ACCESSION NUMBER:		0000945621-25-001064
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251112
DATE AS OF CHANGE:		20251112

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Warner Music Group Corp.
		CENTRAL INDEX KEY:			0001319161
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-AMUSEMENT & RECREATION SERVICES [7900]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				134271875
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-81307
		FILM NUMBER:		251470886

	BUSINESS ADDRESS:	
		STREET 1:		1633 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212-275-2000

	MAIL ADDRESS:	
		STREET 1:		1633 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WMG Parent Corp.
		DATE OF NAME CHANGE:	20050228

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mawer Investment Management Ltd.
		CENTRAL INDEX KEY:			0001538449
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			A0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		517 10TH AVENUE S. W.
		STREET 2:		SUITE 600
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2R 0A8
		BUSINESS PHONE:		403-262-4673

	MAIL ADDRESS:	
		STREET 1:		517 10TH AVENUE S. W.
		STREET 2:		SUITE 600
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2R 0A8
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
<headerData>
<submissionType>SCHEDULE 13G/A</submissionType>
<previousAccessionNumber>0000945621-24-000880</previousAccessionNumber>
<filerInfo>
<filer>
<filerCredentials>
<cik>0001538449</cik>
<ccc>XXXXXXXX</ccc>
</filerCredentials>
</filer>
<liveTestFlag>LIVE</liveTestFlag>



</filerInfo>
</headerData>
<formData>
<coverPageHeader>
<amendmentNo>1</amendmentNo>
<securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
<eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
<issuerInfo>
<issuerCik>0001319161</issuerCik>
<issuerName>Warner Music Group Corp.</issuerName>
<issuerCusip>934550203</issuerCusip>
<issuerPrincipalExecutiveOfficeAddress>
<com:street1>1633 Broadway</com:street1>
<com:city>New York</com:city>
<com:stateOrCountry>NY</com:stateOrCountry>
<com:zipCode>10019</com:zipCode>
</issuerPrincipalExecutiveOfficeAddress>
</issuerInfo>
<designateRulesPursuantThisScheduleFiled>
<designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
</designateRulesPursuantThisScheduleFiled>
</coverPageHeader>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Mawer Investment Management Ltd.</reportingPersonName>
<citizenshipOrOrganization>A0</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>314052</soleVotingPower>
<sharedVotingPower>0</sharedVotingPower>
<soleDispositivePower>314052</soleDispositivePower>
<sharedDispositivePower>0</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>314052</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>0.22</classPercent>
<typeOfReportingPerson>IA</typeOfReportingPerson>
<comments>Based upon 145,566 Class A Common Shares of Warner Music Group Corp (the "Issuer") outstanding as of August 4, 2025, as reported in the Issuer's 10-Q filed with the Securities and Exchange Commission on August 7, 2025.</comments>
</coverPageHeaderReportingPersonDetails>
<items>
<item1>
<issuerName>Warner Music Group Corp.</issuerName>
<issuerPrincipalExecutiveOfficeAddress>1633 Broadway, New York, New York, 10019</issuerPrincipalExecutiveOfficeAddress>
</item1>
<item2>
<filingPersonName>Mawer Investment Management Ltd.</filingPersonName>
<principalBusinessOfficeOrResidenceAddress>600, 517 - 10th Avenue SW&#13;
Calgary, Alberta, Canada T2R 0A8</principalBusinessOfficeOrResidenceAddress>
<citizenship>Canada</citizenship>
</item2>
<item3>
<notApplicableFlag>N</notApplicableFlag>
<typeOfPersonFiling>IA</typeOfPersonFiling>
</item3>
<item4>
<amountBeneficiallyOwned>314,052</amountBeneficiallyOwned>
<classPercent>0.22</classPercent>
<numberOfSharesPersonHas>
<solePowerOrDirectToVote>314,052</solePowerOrDirectToVote>
<sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
<solePowerOrDirectToDispose>314,052</solePowerOrDirectToDispose>
<sharedPowerOrDirectToDispose>0</sharedPowerOrDirectToDispose>
</numberOfSharesPersonHas>
</item4>
<item5>
<notApplicableFlag>N</notApplicableFlag>
<classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
</item5>
<item6>
<notApplicableFlag>Y</notApplicableFlag>
</item6>
<item7>
<notApplicableFlag>Y</notApplicableFlag>
</item7>
<item8>
<notApplicableFlag>Y</notApplicableFlag>
</item8>
<item9>
<notApplicableFlag>Y</notApplicableFlag>
</item9>
<item10>
<notApplicableFlag>N</notApplicableFlag>
<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
</item10>
</items>
<signatureInformation>
<reportingPersonName>Mawer Investment Management Ltd.</reportingPersonName>
<signatureDetails>
<signature>/s/ Jeff Mo</signature>
<title>Jeff Mo, Portfolio Manager</title>
<date>11/05/2025</date>
</signatureDetails>
</signatureInformation>
</formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
