| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 4 | 1 | 0.00% | 0.00% | 0.00% | Q3 2015 | Q1 2017 | 5 |
| GROUP ONE TRADING, L.P. | 2 | 2 | 0.00% | 0.00% | 0.00% | Q4 2015 | Q1 2016 | 2 |
This page lists all the filers that currently own ACURA PHARMACEUTICALS INC or have owned ACURA PHARMACEUTICALS INC in the past.