| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| Citadel Advisors | 9 | 9 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q2 2015 | 9 |
| GROUP ONE TRADING, L.P. | 4 | 1 | 0.00% | 0.01% | 0.02% | Q2 2013 | Q2 2015 | 7 |
| Timber Hill LLC | 5 | 1 | 0.00% | 0.01% | 0.01% | Q2 2013 | Q4 2014 | 6 |
| SIMPLEX TRADING, LLC | 3 | 3 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q2 2015 | 3 |
| SG Americas Securities, LLC | 2 | 2 | 0.00% | 0.00% | 0.00% | Q1 2015 | Q2 2015 | 2 |
| Virtu KCG Holdings LLC | 1 | 1 | 0.01% | 0.01% | 0.01% | Q4 2013 | Q4 2013 | 1 |
| LUPO SECURITIES, LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q4 2014 | 1 |
| KNIGHT CAPITAL GROUP LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2013 | 1 |
This page lists all the filers that currently own ROCK-TENN CO or have owned ROCK-TENN CO in the past.