v3.26.1
Note 4 - Nonparticipant-directed Investments (Tables)
12 Months Ended
Dec. 31, 2025
EBP 43-1804048 003 [Member]  
Notes Tables  
EBP, Nonparticipant-Directed Investment [Table Text Block]

Janus Henderson Group plc common stock–at December 31, 2024

  $ 19,740,148  
         

Changes in net assets:

       

Net appreciation in fair value of investments

    2,182,749  

Dividends reinvested

    710,572  

Benefits paid to participants

    (1,214,513 )

Forfeitures

    (6,999 )

Transfers to participant-directed investments

    (510,172 )

Net change

    1,161,637  

Janus Henderson Group plc common stock–at December 31, 2025

  $ 20,901,785