<ACCESSION-NUMBER>0001104659-17-024354 <TYPE>425 <PUBLIC-DOCUMENT-COUNT>2 <FILING-DATE>20170419 <DATE-OF-FILING-DATE-CHANGE>20170419 <SUBJECT-COMPANY> <COMPANY-DATA> <CONFORMED-NAME>JANUS CAPITAL GROUP INC <CIK>0001065865 <ASSIGNED-SIC>6282 <IRS-NUMBER>431804048 <STATE-OF-INCORPORATION>DE <FISCAL-YEAR-END>1231 </COMPANY-DATA> <FILING-VALUES> <FORM-TYPE>425 <ACT>34 <FILE-NUMBER>001-15253 <FILM-NUMBER>17768788 </FILING-VALUES> <BUSINESS-ADDRESS> <STREET1>151 DETROIT ST <CITY>DENVER <STATE>CO <ZIP>80206 <PHONE>3033333863 </BUSINESS-ADDRESS> <MAIL-ADDRESS> <STREET1>151 DETROIT ST <CITY>DENVER <STATE>CO <ZIP>80206 </MAIL-ADDRESS> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>STILWELL FINANCIAL INC <DATE-CHANGED>19990806 </FORMER-COMPANY> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>FAM HOLDINGS INC <DATE-CHANGED>19980710 </FORMER-COMPANY> </SUBJECT-COMPANY> <FILED-BY> <COMPANY-DATA> <CONFORMED-NAME>HENDERSON GROUP PLC <CIK>0001274173 <ASSIGNED-SIC>6282 <IRS-NUMBER>000000000 <STATE-OF-INCORPORATION>Y9 <FISCAL-YEAR-END>1231 </COMPANY-DATA> <FILING-VALUES> <FORM-TYPE>425 </FILING-VALUES> <BUSINESS-ADDRESS> <STREET1>201 BISHOPSGATE <CITY>LONDON <STATE>X0 <ZIP>EC2M 3AE <PHONE>442078181818 </BUSINESS-ADDRESS> <MAIL-ADDRESS> <STREET1>201 BISHOPSGATE <CITY>LONDON <STATE>X0 <ZIP>EC2M 3AE </MAIL-ADDRESS> <FORMER-COMPANY> <FORMER-CONFORMED-NAME>HHG PLC <DATE-CHANGED>20031223 </FORMER-COMPANY> </FILED-BY>