| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 38 | 2 | 0.00% | 0.05% | 0.36% | Q2 2013 | Q2 2023 | 40 |
| SIMPLEX TRADING, LLC | 36 | 36 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q3 2023 | 36 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 21 | 21 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 21 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2016 | 13 |
| MUFG Securities EMEA plc | 3 | 2 | 0.00% | 0.01% | 0.01% | Q3 2014 | Q4 2015 | 5 |
| BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC | 4 | 4 | 0.00% | 0.00% | 0.00% | Q1 2018 | Q4 2018 | 4 |
| BOLTON LP | 2 | 2 | 0.01% | 0.01% | 0.01% | Q3 2013 | Q4 2013 | 2 |
This page lists all the filers that currently own VIRNETX HLDG CORP or have owned VIRNETX HLDG CORP in the past.