| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| Citadel Advisors | 7 | 7 | 0.00% | 0.00% | 0.00% | Q2 2014 | Q4 2015 | 7 |
| Timber Hill LLC | 2 | 1 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q4 2015 | 6 |
| SIMPLEX TRADING, LLC | 2 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q1 2016 | 4 |
| GROUP ONE TRADING, L.P. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2015 | 3 |
This page lists all the filers that currently own FIRST TRUST ISE-REV NAT GAS or have owned FIRST TRUST ISE-REV NAT GAS in the past.