| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 10 | 5 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q3 2018 | 15 |
| GROUP ONE TRADING, L.P. | 6 | 1 | 0.00% | 0.01% | 0.04% | Q2 2013 | Q3 2018 | 15 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2016 | 13 |
| Timber Hill LLC | 3 | 3 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q1 2017 | 6 |
| Hudson Bay Capital Management LP | 2 | 1 | 0.02% | 0.19% | 0.32% | Q2 2015 | Q4 2017 | 4 |
| BOOTHBAY FUND MANAGEMENT, LLC | 2 | 2 | 0.37% | 0.60% | 0.82% | Q1 2018 | Q2 2018 | 2 |
| CSS LLC/IL | 1 | 1 | 0.34% | 0.34% | 0.34% | Q4 2013 | Q4 2013 | 1 |
| JPMORGAN CHASE & CO | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2018 | 1 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2018 | 1 |
This page lists all the filers that currently own ENERGEN CORP or have owned ENERGEN CORP in the past.