Janus Henderson Group plc

Historical 13F Holders

Symbol
JHG
CUSIP
G4474Y214
All holders as of
Q2 2026
Type
Equity
Class
ORD SHS
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for G4474Y214 since 12/18/2024, largest first.

Filer % of Class Filed
Trian Fund Management, L.P. 13D/A
13.0% 6/30/2026
Event 6/30/2026
BlackRock, Inc. 13G/A 7.5% 4/24/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (4)
Millennium Management LLC 13G
4.99% 5/16/2025
Event 5/12/2025
Capital Research Global Investors 13G/A 4.5% 2/7/2025
Event 9/30/2024
Massachusetts Mutual Life Insurance Co 13D/A 0% 7/2/2026
Event 6/30/2026
Vanguard Group Inc 13G/A 0% 3/26/2026
Event 3/13/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 1 6.43 k $334k
2026 Q2 425 146 M $7.36B
2026 Q1 496 143 M $7.33B
2025 Q4 473 140 M $6.66B
2025 Q3 416 140 M $6.24B
2025 Q2 395 142 M $5.53B
2025 Q1 416 146 M $5.27B
2024 Q4 403 145 M $6.33B
2024 Q3 384 146 M $5.56B
2024 Q2 334 148 M $4.99B
2024 Q1 318 150 M $4.94B
2023 Q4 302 149 M $4.48B
2023 Q3 292 145 M $3.73B
2023 Q2 287 143 M $3.90B
2023 Q1 286 141 M $3.76B
2022 Q4 276 145 M $3.41B
2022 Q3 262 142 M $2.88B
2022 Q2 276 139 M $3.27B
2022 Q1 283 131 M $4.58B
2021 Q4 291 128 M $5.38B
2021 Q3 274 104 M $4.28B
2021 Q2 254 105 M $4.07B
2021 Q1 252 106 M $3.31B
2020 Q4 241 123 M $4.00B
2020 Q3 197 124 M $2.69B
2020 Q2 225 138 M $2.91B
2020 Q1 215 136 M $2.09B
2019 Q4 223 137 M $3.34B
2019 Q3 217 134 M $3.01B
2019 Q2 202 134 M $2.89B
2019 Q1 201 123 M $3.07B
2018 Q4 193 120 M $2.48B
2018 Q3 194 115 M $3.11B
2018 Q2 201 110 M $3.36B
2018 Q1 196 103 M $3.41B
2017 Q4 195 97.2 M $3.72B
2017 Q3 180 95.0 M $3.31B
2017 Q2 163 97.1 M $3.21B
2016 Q3 1 14.7 k $514k