| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| Citadel Advisors | 5 | 5 | 0.00% | 0.00% | 0.00% | Q4 2013 | Q4 2014 | 5 |
| Timber Hill LLC | 2 | 2 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q3 2013 | 2 |
| Elite Wealth Management, Inc. | 2 | 2 | 0.00% | 0.00% | 0.00% | Q2 2014 | Q3 2014 | 2 |
| GROUP ONE TRADING, L.P. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q4 2014 | 1 |
| SIMPLEX TRADING, LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q4 2014 | 1 |
This page lists all the filers that currently own ORBITAL SCIENCES COMMON STOCK or have owned ORBITAL SCIENCES COMMON STOCK in the past.