| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 16 | 9 | 0.00% | 0.00% | 0.04% | Q2 2013 | Q3 2023 | 40 |
| SIMPLEX TRADING, LLC | 19 | 16 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q3 2023 | 35 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 21 | 21 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2023 | 21 |
| Citadel Advisors | 6 | 6 | 0.00% | 0.00% | 0.00% | Q1 2015 | Q2 2016 | 6 |
| SABBY MANAGEMENT, LLC | 2 | 1 | 0.00% | 0.03% | 0.07% | Q1 2014 | Q4 2017 | 5 |
This page lists all the filers that currently own AGENUS INC or have owned AGENUS INC in the past.