| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SABBY MANAGEMENT, LLC | 1 | 1 | 0.01% | 0.01% | 0.01% | Q4 2017 | Q4 2017 | 1 |
| GROUP ONE TRADING, L.P. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q1 2018 | Q1 2018 | 1 |
| SIMPLEX TRADING, LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2017 | Q4 2017 | 1 |
This page lists all the filers that currently own ANTHERA PHARMACEUTICALS INC or have owned ANTHERA PHARMACEUTICALS INC in the past.