| 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 | 11 | 3 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 17 |
| GROUP ONE TRADING, L.P. | 11 | 2 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 13 |
| JANE STREET GROUP, LLC | 6 | 6 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q3 2023 | 6 |
| Twin Tree Management, LP | 3 | 1 | 0.00% | 0.03% | 0.04% | Q2 2022 | Q3 2023 | 4 |
This page lists all the filers that currently own ATKORE INTL GROUP INC or have owned ATKORE INTL GROUP INC in the past.