| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 21 | 1 | 0.00% | 0.00% | 0.01% | Q1 2015 | Q1 2024 | 29 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 24 | 24 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q2 2024 | 24 |
| GROUP ONE TRADING, L.P. | 4 | 1 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q4 2023 | 14 |
| Citadel Advisors | 11 | 11 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q4 2015 | 11 |
| JANE STREET GROUP, LLC | 4 | 1 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q4 2023 | 5 |
| Timber Hill LLC | 3 | 3 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q4 2013 | 3 |
| Twin Tree Management, LP | 2 | 2 | 0.00% | 0.00% | 0.00% | Q3 2023 | Q4 2023 | 2 |
| PEAK6 Group LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2014 | Q3 2014 | 1 |
| JPMORGAN CHASE & CO | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2016 | Q4 2016 | 1 |
This page lists all the filers that currently own DOLBY LABORATORIES INC or have owned DOLBY LABORATORIES INC in the past.