| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 5 | 1 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q4 2014 | 6 |
| SABBY MANAGEMENT, LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2016 | Q2 2016 | 1 |
| Citadel Advisors | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2014 | Q2 2014 | 1 |
| SIMPLEX TRADING, LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2016 | Q3 2016 | 1 |
This page lists all the filers that currently own MAST THERAPEUTICS INC or have owned MAST THERAPEUTICS INC in the past.