| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 19 | 6 | 0.00% | 0.00% | 0.01% | Q1 2015 | Q3 2023 | 31 |
| GROUP ONE TRADING, L.P. | 11 | 1 | 0.00% | 0.00% | 0.02% | Q2 2013 | Q3 2023 | 21 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 21 | 21 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 21 |
| Citadel Advisors | 9 | 9 | 0.00% | 0.00% | 0.00% | Q1 2014 | Q1 2016 | 9 |
| BALYASNY ASSET MANAGEMENT L.P. | 1 | 1 | 0.03% | 0.04% | 0.05% | Q3 2013 | Q1 2014 | 2 |
| JANE STREET GROUP, LLC | 2 | 2 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q3 2022 | 2 |
| JPMORGAN CHASE & CO | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2020 | Q1 2021 | 2 |
| PEAK6 Group LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2014 | Q3 2014 | 1 |
This page lists all the filers that currently own ACI WORLDWIDE INC or have owned ACI WORLDWIDE INC in the past.