| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 21 | 21 | 0.00% | 0.00% | 0.01% | Q1 2015 | Q1 2020 | 21 |
| GROUP ONE TRADING, L.P. | 14 | 1 | 0.00% | 0.03% | 0.07% | Q2 2013 | Q1 2020 | 15 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2016 | 13 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 7 | 7 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q1 2020 | 7 |
| JPMORGAN CHASE & CO | 2 | 2 | 0.00% | 0.00% | 0.00% | Q1 2018 | Q4 2019 | 4 |
| WATER ISLAND CAPITAL LLC | 3 | 3 | 0.02% | 0.11% | 0.27% | Q1 2018 | Q3 2018 | 3 |
| Pentwater Capital Management LP | 2 | 2 | 0.06% | 0.09% | 0.12% | Q2 2018 | Q3 2018 | 2 |
| Beryl Capital Management LLC | 1 | 1 | 0.59% | 0.59% | 0.59% | Q4 2017 | Q4 2017 | 1 |
| SABBY MANAGEMENT, LLC | 1 | 1 | 0.14% | 0.14% | 0.14% | Q1 2016 | Q1 2016 | 1 |
| HARVEST MANAGEMENT LLC | 1 | 1 | 0.85% | 0.85% | 0.85% | Q4 2017 | Q4 2017 | 1 |
| GARDNER LEWIS ASSET MANAGEMENT L P | 1 | 1 | 1.43% | 1.43% | 1.43% | Q3 2018 | Q3 2018 | 1 |
| BOOTHBAY FUND MANAGEMENT, LLC | 1 | 1 | 0.05% | 0.05% | 0.05% | Q4 2017 | Q4 2017 | 1 |
This page lists all the filers that currently own AKORN INC or have owned AKORN INC in the past.