| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| Citadel Advisors | 3 | 3 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q4 2013 | 3 |
| GROUP ONE TRADING, L.P. | 3 | 3 | 0.00% | 0.75% | 2.23% | Q2 2013 | Q4 2013 | 3 |
| Timber Hill LLC | 2 | 2 | 0.00% | 0.01% | 0.02% | Q2 2013 | Q3 2013 | 2 |
| BOLTON LP | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2013 | Q4 2013 | 1 |
This page lists all the filers that currently own PERRIGO CO or have owned PERRIGO CO in the past.