| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 14 | 14 | 0.00% | 0.00% | 0.00% | Q2 2020 | Q3 2023 | 14 |
| GROUP ONE TRADING, L.P. | 14 | 14 | 0.00% | 0.01% | 0.02% | Q2 2020 | Q3 2023 | 14 |
| SIMPLEX TRADING, LLC | 14 | 14 | 0.00% | 0.00% | 0.00% | Q2 2020 | Q3 2023 | 14 |
| IMC-Chicago, LLC | 5 | 1 | 0.00% | 0.00% | 0.00% | Q4 2020 | Q3 2023 | 8 |
| JANE STREET GROUP, LLC | 3 | 2 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q3 2023 | 5 |
| Arena Investors LP | 3 | 3 | 0.01% | 0.23% | 0.46% | Q2 2022 | Q4 2022 | 4 |
| NATIONAL BANK OF CANADA /FI/ | 3 | 3 | 0.00% | 0.00% | 0.00% | Q1 2023 | Q3 2023 | 3 |
| Shaolin Capital Management LLC | 1 | 1 | 0.02% | 0.02% | 0.02% | Q2 2023 | Q2 2023 | 1 |
This page lists all the filers that currently own GROUPON INC or have owned GROUPON INC in the past.