| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 9 | 9 | 0.00% | 0.11% | 0.40% | Q3 2016 | Q3 2018 | 9 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 7 | 7 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q1 2020 | 7 |
| GROUP ONE TRADING, L.P. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2017 | Q4 2018 | 3 |
| QVR LLC | 2 | 2 | 0.08% | 0.20% | 0.32% | Q4 2017 | Q1 2018 | 2 |
This page lists all the filers that currently own BARCLAYS BK PLC or have owned BARCLAYS BK PLC in the past.