| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| Citadel Advisors | 11 | 11 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q4 2015 | 11 |
| SIMPLEX TRADING, LLC | 5 | 5 | 0.00% | 0.00% | 0.00% | Q2 2015 | Q2 2016 | 5 |
| Timber Hill LLC | 4 | 4 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q1 2014 | 4 |
This page lists all the filers that currently own AMERICAN SCIENCE ENGINEERING CMN STK or have owned AMERICAN SCIENCE ENGINEERING CMN STK in the past.