| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 9 | 9 | 0.00% | 0.00% | 0.00% | Q3 2021 | Q3 2023 | 9 |
| SIMPLEX TRADING, LLC | 9 | 9 | 0.00% | 0.00% | 0.00% | Q3 2021 | Q3 2023 | 9 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 9 | 9 | 0.00% | 0.00% | 0.00% | Q3 2021 | Q3 2023 | 9 |
This page lists all the filers that currently own PORTMAN RIDGE FIN CORP or have owned PORTMAN RIDGE FIN CORP in the past.