| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 13 | 13 | 0.00% | 0.00% | 0.00% | Q3 2020 | Q3 2023 | 13 |
| SIMPLEX TRADING, LLC | 7 | 3 | 0.00% | 0.00% | 0.00% | Q3 2020 | Q1 2023 | 10 |
| GROUP ONE TRADING, L.P. | 3 | 2 | 0.00% | 0.00% | 0.00% | Q4 2020 | Q1 2022 | 5 |
| BOOTHBAY FUND MANAGEMENT, LLC | 3 | 3 | 0.08% | 0.10% | 0.15% | Q3 2020 | Q1 2021 | 3 |
This page lists all the filers that currently own IGM BIOSCIENCES INC or have owned IGM BIOSCIENCES INC in the past.