| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING LLC | 27 | 2 | 0.00% | 0.02% | 0.17% | Q2 2015 | Q2 2024 | 35 |
| SIMPLEX TRADING, LLC | 29 | 1 | 0.00% | 0.00% | 0.02% | Q3 2015 | Q2 2024 | 33 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 24 | 24 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q2 2024 | 24 |
| BOOTHBAY FUND MANAGEMENT, LLC | 5 | 4 | 0.03% | 0.05% | 0.12% | Q4 2018 | Q1 2021 | 9 |
| SABBY MANAGEMENT, LLC | 4 | 3 | 0.35% | 1.11% | 2.86% | Q2 2018 | Q3 2020 | 7 |
| JANE STREET GROUP, LLC | 5 | 5 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q2 2023 | 5 |
| Citadel Advisors | 4 | 4 | 0.00% | 0.00% | 0.00% | Q3 2015 | Q2 2016 | 4 |
| Sofinnova Investments, Inc. | 1 | 1 | 0.26% | 0.28% | 0.31% | Q1 2019 | Q2 2021 | 2 |
| JPMORGAN CHASE & CO | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2020 | Q4 2020 | 1 |
| PURA VIDA INVESTMENTS, LLC | 1 | 1 | 0.18% | 0.18% | 0.18% | Q2 2021 | Q2 2021 | 1 |
| EcoR1 Capital, LLC | 1 | 1 | 5.01% | 5.01% | 5.01% | Q1 2019 | Q1 2019 | 1 |
| Altium Capital Management LP | 1 | 1 | 0.04% | 0.04% | 0.04% | Q2 2023 | Q2 2023 | 1 |
This page lists all the filers that currently own FIBROGEN INC or have owned FIBROGEN INC in the past.