| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 9 | 9 | 0.00% | 0.00% | 0.00% | Q1 2016 | Q1 2018 | 9 |
| GROUP ONE TRADING, L.P. | 6 | 2 | 0.00% | 0.01% | 0.01% | Q1 2016 | Q1 2018 | 8 |
| Citadel Advisors | 3 | 3 | 0.00% | 0.00% | 0.00% | Q3 2015 | Q1 2016 | 3 |
| Timber Hill LLC | 2 | 2 | 0.00% | 0.00% | 0.00% | Q4 2016 | Q1 2017 | 2 |
This page lists all the filers that currently own BLUE BUFFALO PET PRODS INC or have owned BLUE BUFFALO PET PRODS INC in the past.