| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 19 | 19 | 0.00% | 0.04% | 0.20% | Q2 2013 | Q4 2017 | 19 |
| SIMPLEX TRADING, LLC | 13 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q2 2018 | 14 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2016 | 13 |
| SABBY MANAGEMENT, LLC | 3 | 1 | 0.02% | 0.07% | 0.17% | Q2 2013 | Q2 2014 | 4 |
| Hudson Bay Capital Management LP | 3 | 3 | 0.32% | 0.36% | 0.43% | Q2 2013 | Q4 2013 | 3 |
| Knoll Capital Management, LLC | 1 | 1 | 0.53% | 0.75% | 0.98% | Q2 2013 | Q4 2013 | 2 |
| Hayman Capital | 1 | 1 | 2.08% | 2.08% | 2.08% | Q2 2013 | Q2 2013 | 1 |
This page lists all the filers that currently own VIVUS INC or have owned VIVUS INC in the past.