| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 9 | 6 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q1 2017 | 15 |
| SIMPLEX TRADING, LLC | 7 | 2 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q1 2017 | 9 |
| Citadel Advisors | 2 | 1 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q4 2014 | 4 |
| SABBY MANAGEMENT, LLC | 2 | 2 | 0.01% | 0.01% | 0.01% | Q3 2014 | Q4 2014 | 2 |
| BALYASNY ASSET MANAGEMENT L.P. | 2 | 2 | 0.07% | 0.18% | 0.28% | Q3 2013 | Q4 2013 | 2 |
This page lists all the filers that currently own PHARMATHENE INC or have owned PHARMATHENE INC in the past.