| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 31 | 31 | 0.02% | 0.09% | 0.21% | Q2 2013 | Q4 2020 | 31 |
| SIMPLEX TRADING, LLC | 25 | 25 | 0.00% | 0.01% | 0.03% | Q4 2014 | Q4 2020 | 25 |
| CMT Capital Markets Trading GmbH | 18 | 1 | 0.00% | 0.01% | 0.03% | Q4 2015 | Q1 2021 | 19 |
| SG Americas Securities, LLC | 7 | 1 | 0.00% | 0.00% | 0.01% | Q2 2013 | Q4 2018 | 17 |
| Timber Hill LLC | 14 | 1 | 0.00% | 0.01% | 0.05% | Q2 2013 | Q1 2017 | 15 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.01% | 0.02% | Q2 2013 | Q2 2016 | 13 |
| HBK INVESTMENTS L P | 8 | 1 | 0.00% | 0.03% | 0.12% | Q2 2017 | Q4 2020 | 12 |
| JPMORGAN CHASE & CO | 6 | 1 | 0.00% | 0.00% | 0.01% | Q3 2015 | Q1 2020 | 12 |
| Allianz Asset Management GmbH | 11 | 11 | 0.00% | 0.01% | 0.01% | Q1 2015 | Q3 2017 | 11 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 10 | 10 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q4 2020 | 10 |
| All Terrain Financial Advisors, LLC | 8 | 8 | 0.02% | 0.14% | 0.26% | Q1 2019 | Q4 2020 | 8 |
| Virtu KCG Holdings LLC | 7 | 7 | 0.01% | 0.02% | 0.02% | Q3 2013 | Q1 2015 | 7 |
| COMMERZBANK AKTIENGESELLSCHAFT /FI | 4 | 4 | 0.00% | 0.01% | 0.03% | Q1 2015 | Q4 2015 | 4 |
| IMC-Chicago, LLC | 4 | 4 | 0.00% | 0.00% | 0.00% | Q4 2018 | Q3 2019 | 4 |
| LUPO SECURITIES, LLC | 2 | 1 | 0.00% | 0.08% | 0.21% | Q4 2014 | Q3 2015 | 3 |
| ADVENT CAPITAL MANAGEMENT /DE/ | 3 | 3 | 0.00% | 0.00% | 0.00% | Q4 2016 | Q2 2017 | 3 |
| Pentwater Capital Management LP | 2 | 2 | 0.04% | 0.04% | 0.05% | Q4 2016 | Q1 2017 | 2 |
| Thrax Management, LLC | 2 | 2 | 0.90% | 0.96% | 1.03% | Q1 2016 | Q2 2016 | 2 |
| CIBC WORLD MARKETS CORP | 1 | 1 | 0.15% | 0.15% | 0.15% | Q4 2015 | Q4 2015 | 1 |
| AMERICAN INTERNATIONAL GROUP, INC. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q1 2016 | Q1 2016 | 1 |
| Capital Markets Trading UK LLP | 1 | 1 | 0.01% | 0.01% | 0.01% | Q1 2020 | Q1 2020 | 1 |
| PEAK6 Group LLC | 1 | 1 | 0.04% | 0.04% | 0.04% | Q3 2014 | Q3 2014 | 1 |
| SOCIETE GENERALE | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2016 | Q2 2016 | 1 |
| PARK CIRCLE Co | 1 | 1 | 0.22% | 0.22% | 0.22% | Q3 2020 | Q3 2020 | 1 |
| Elite Wealth Management, Inc. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2016 | Q3 2016 | 1 |
| KNIGHT CAPITAL GROUP LLC | 1 | 1 | 0.03% | 0.03% | 0.03% | Q2 2013 | Q2 2013 | 1 |
| WATER ISLAND CAPITAL LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q1 2017 | Q1 2017 | 1 |
| STIFEL FINANCIAL CORP | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2014 | Q2 2014 | 1 |
| BlackRock Inc. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2018 | Q4 2018 | 1 |
This page lists all the filers that currently own CENTURYLINK INC or have owned CENTURYLINK INC in the past.