    <SEC-DOCUMENT>0001437749-24-008934-index.html : 20240322
    <SEC-HEADER>0001437749-24-008934.hdr.sgml : 20240322
    <ACCEPTANCE-DATETIME>20240322090132
    ACCESSION NUMBER:		0001437749-24-008934
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240322
    DATE AS OF CHANGE:		20240322
    EFFECTIVENESS DATE:		20240322

    FILER:

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

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38103
    		FILM NUMBER:		24773298

    	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>ARS
    <SEQUENCE>1
    <FILENAME>jhg_ars.pdf
    <TEXT>
    Document 1 - file: jhg_ars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>