| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 15 | 15 | 0.00% | 0.00% | 0.00% | Q3 2017 | Q1 2021 | 15 |
| GROUP ONE TRADING, L.P. | 10 | 1 | 0.00% | 0.00% | 0.00% | Q1 2015 | Q1 2021 | 13 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 11 | 11 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q1 2021 | 11 |
| Citadel Advisors | 3 | 2 | 0.00% | 0.00% | 0.00% | Q4 2013 | Q3 2015 | 5 |
| Compagnie Lombard Odier SCmA | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2019 | Q2 2019 | 1 |
This page lists all the filers that currently own BOINGO WIRELESS INC or have owned BOINGO WIRELESS INC in the past.