| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 21 | 21 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 21 |
| SIMPLEX TRADING, LLC | 12 | 3 | 0.00% | 0.00% | 0.00% | Q2 2017 | Q3 2023 | 15 |
| GROUP ONE TRADING, L.P. | 2 | 1 | 0.00% | 0.00% | 0.00% | Q2 2017 | Q3 2023 | 6 |
| TRIAN FUND MANAGEMENT, L.P. | 5 | 5 | 6.03% | 8.41% | 12.18% | Q3 2020 | Q3 2021 | 5 |
| Rhenman & Partners Asset Management AB | 1 | 1 | 0.07% | 0.07% | 0.07% | Q1 2018 | Q1 2018 | 1 |
| Amundi | 1 | 1 | 0.01% | 0.01% | 0.01% | Q4 2021 | Q4 2021 | 1 |
This page lists all the filers that currently own JANUS HENDERSON GROUP PLC or have owned JANUS HENDERSON GROUP PLC in the past.