| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 7 | 7 | 0.00% | 0.00% | 0.00% | Q2 2016 | Q4 2017 | 7 |
| SIMPLEX TRADING, LLC | 7 | 7 | 0.00% | 0.00% | 0.00% | Q2 2016 | Q4 2017 | 7 |
This page lists all the filers that currently own FORM HLDGS CORP or have owned FORM HLDGS CORP in the past.