<SEC-DOCUMENT>0001140361-25-047051-index.html : 20251231
<SEC-HEADER>0001140361-25-047051.hdr.sgml : 20251231
<ACCEPTANCE-DATETIME>20251231155214
ACCESSION NUMBER:		0001140361-25-047051
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251221
FILED AS OF DATE:		20251231
DATE AS OF CHANGE:		20251231

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MASSACHUSETTS MUTUAL LIFE INSURANCE CO
		CENTRAL INDEX KEY:			0000225602
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38103
		FILM NUMBER:		251617367

	BUSINESS ADDRESS:	
		STREET 1:		1295 STATE STREET
		CITY:			SPRINGFIELD
		STATE:			MA
		ZIP:			01111
		BUSINESS PHONE:		4137448411

	MAIL ADDRESS:	
		STREET 1:		1295 STATE STREET
		CITY:			SPRINGFIELD
		STATE:			MA
		ZIP:			01111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JANUS HENDERSON GROUP PLC
		CENTRAL INDEX KEY:			0001274173
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		ORGANIZATION NAME:           	02 Finance
		EIN:				000000000
		STATE OF INCORPORATION:			Y9
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		201 BISHOPSGATE
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC2M 3AE
		BUSINESS PHONE:		442078181818

	MAIL ADDRESS:	
		STREET 1:		201 BISHOPSGATE
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC2M 3AE

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HENDERSON GROUP PLC
		DATE OF NAME CHANGE:	20050511

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HHG PLC
		DATE OF NAME CHANGE:	20031223
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: form3.html

Document 1 - RAW XML: form3.xml

</DOCUMENT>
</SEC-DOCUMENT>