ST
Simplex Trading, LLC
13F filer · CIK 0001488542Reported Aug 12, 2026
Net seller this quarter
13F portfolio value$170.6BU.S. long equity reported on 13F
Positions2,141780 new · 696 closed
Net flow last quarter-$317MBuys minus sells
Top 10 positions weight0.6%Concentration
Holdings
13F · last 4 quarters freeScroll for earlier quarters
| Company | Value | % of portfolio | % of company | POSITION CHANGE qoq % | First reported |
|---|---|---|---|---|---|
| Q2 2026Reported Aug 12, 20262,141 positions | |||||
| $304M | 0.18% | 0.01% | +0.8% | Q4 2019 | |
| $132M | 0.08% | 0.00% | +24.3% | Q4 2019 | |
| $96.6M | 0.06% | 0.00% | -47.0% | Q4 2019 | |
| $83.1M | 0.05% | 0.02% | +10.2% | Q4 2022 | |
| $75.1M | 0.04% | 0.00% | +552.4% | Q4 2019 | |
| $73.7M | 0.04% | 0.00% | +44.5% | Q4 2019 | |
| $70.4M | 0.04% | 0.00% | -58.1% | Q4 2019 | |
| $63.4M | 0.04% | 0.00% | +646.7% | Q4 2019 | |
| $60.8M | 0.04% | 0.00% | Not reported | Q4 2019 | |
| $52.2M | 0.03% | 4.01% | +48.8% | Q4 2020 | |
| $52.2M | 0.03% | Not reported | +1.6% | Q4 2019 | |
| $46.2M | 0.03% | Not reported | New | Q2 2026 | |
| $39.9M | 0.02% | Not reported | -73.6% | Q4 2019 | |
| $39.4M | 0.02% | 0.04% | +156.1% | Q3 2021 | |
| $37.1M | 0.02% | 0.01% | +2580.7% | Q4 2019 | |
| $34M | 0.02% | Not reported | -73.8% | Q4 2019 | |
| $32.6M | 0.02% | 0.00% | -2.0% | Q4 2019 | |
| $31.7M | 0.02% | 0.00% | +94.3% | Q4 2019 | |
| $29M | 0.02% | 0.03% | +202.0% | Q4 2020 | |
| $28.2M | 0.02% | 0.01% | +138.5% | Q4 2019 | |
| $28.2M | 0.02% | 0.02% | -66.8% | Q4 2020 | |
| $27.4M | 0.02% | 0.01% | -77.1% | Q4 2020 | |
| $23.9M | 0.01% | 0.01% | +20.4% | Q4 2024 | |
| $23.5M | 0.01% | 0.01% | -12.8% | Q4 2020 | |
| $23.4M | 0.01% | 0.00% | +174.8% | Q4 2019 | |
| $23.1M | 0.01% | 0.01% | +90.8% | Q4 2020 | |
| $21.2M | 0.01% | 0.09% | +22.0% | Q3 2021 | |
| $21M | 0.01% | 0.00% | -86.2% | Q4 2019 | |
| $18.9M | 0.01% | 0.05% | Not reported | Q3 2021 | |
| $17.4M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $16.1M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $15.4M | 0.01% | 0.01% | -49.4% | Q3 2021 | |
| $14.9M | 0.01% | 0.04% | +67.4% | Q4 2019 | |
| $14.4M | 0.01% | 0.02% | Not reported | Q4 2020 | |
| $13.9M | 0.01% | 0.00% | Not reported | Q3 2021 | |
| $13.7M | 0.01% | 0.02% | -16.3% | Q4 2019 | |
| $12.6M | 0.01% | 0.09% | Not reported | Q3 2021 | |
| $12.5M | 0.01% | 0.01% | +1791.4% | Q4 2019 | |
| $12M | 0.01% | 0.01% | -19.1% | Q4 2019 | |
| $11.1M | 0.01% | 0.01% | -75.5% | Q4 2020 | |
| $10.9M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $10.8M | 0.01% | 0.04% | -29.6% | Q4 2019 | |
| $10.6M | 0.01% | 0.01% | +156.4% | Q4 2020 | |
| $10.4M | 0.01% | 0.00% | Not reported | Q3 2021 | |
| $10.3M | 0.01% | 0.00% | +190.0% | Q1 2025 | |
| $10M | 0.01% | 0.02% | Not reported | Q3 2021 | |
| $9.74M | 0.01% | 0.01% | +233.0% | Q4 2020 | |
| $9.67M | 0.01% | Not reported | +93.5% | Q3 2021 | |
| $9.39M | 0.01% | 0.05% | -25.2% | Q3 2021 | |
| $9.28M | 0.01% | Not reported | -42.4% | Q3 2021 | |
| Q1 2026Reported May 14, 20262,057 positions | |||||
| $263M | 0.18% | 0.01% | +103.7% | Q4 2019 | |
| $159M | 0.11% | 0.01% | Not reported | Q4 2019 | |
| $132M | 0.09% | Not reported | +131.7% | Q4 2019 | |
| $132M | 0.09% | Not reported | +266.8% | Q4 2019 | |
| $119M | 0.08% | 0.00% | Not reported | Q4 2019 | |
| $99.2M | 0.07% | 0.06% | Not reported | Q4 2020 | |
| $85.2M | 0.06% | 0.00% | +664.3% | Q4 2019 | |
| $77.8M | 0.05% | 0.03% | +210.1% | Q4 2020 | |
| $75.7M | 0.05% | 0.02% | +291.7% | Q4 2022 | |
| $53M | 0.04% | 0.02% | +361.5% | Q4 2019 | |
| $50.6M | 0.03% | 0.00% | +93.6% | Q4 2019 | |
| $42M | 0.03% | 2.22% | Not reported | Q4 2020 | |
| $41.7M | 0.03% | Not reported | +199.7% | Q4 2019 | |
| $37.1M | 0.02% | 0.07% | +198.0% | Q4 2020 | |
| $35.9M | 0.02% | Not reported | +20.7% | Q4 2019 | |
| $35.6M | 0.02% | 0.02% | -15.1% | Q3 2021 | |
| $33.8M | 0.02% | 0.01% | +20.9% | Q4 2020 | |
| $33.4M | 0.02% | 0.02% | -30.0% | Q4 2019 | |
| $28.1M | 0.02% | 0.04% | +14.2% | Q4 2020 | |
| $26.2M | 0.02% | 0.04% | -29.9% | Q4 2020 | |
| $22.1M | 0.01% | 0.00% | Not reported | Q4 2019 | |
| $21M | 0.01% | 0.02% | +42.6% | Q4 2019 | |
| $19M | 0.01% | 0.06% | +54.5% | Q3 2021 | |
| $18.9M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $17.8M | 0.01% | 0.00% | -73.3% | Q4 2019 | |
| $15.4M | 0.01% | 0.08% | -46.4% | Q3 2021 | |
| $14.8M | 0.01% | 0.01% | +57.8% | Q4 2024 | |
| $14.4M | 0.01% | Not reported | -61.4% | Q4 2019 | |
| $14.4M | 0.01% | 0.02% | -56.8% | Q3 2021 | |
| $14.1M | 0.01% | 0.01% | -35.1% | Q4 2019 | |
| $13.5M | 0.01% | 0.02% | Not reported | Q4 2019 | |
| $13.4M | 0.01% | 0.00% | -81.4% | Q4 2019 | |
| $13.1M | 0.01% | 0.01% | +2483.9% | Q4 2019 | |
| $12.2M | 0.01% | 0.02% | +16.3% | Q2 2025 | |
| $12M | 0.01% | 0.00% | +8.7% | Q3 2021 | |
| $11.2M | 0.01% | 0.06% | +144.9% | Q4 2019 | |
| $10.1M | 0.01% | 0.01% | +123.8% | Q4 2020 | |
| $10.1M | 0.01% | 0.00% | -94.4% | Q4 2019 | |
| $10.1M | 0.01% | 0.05% | Not reported | Q3 2025 | |
| $9.89M | 0.01% | 0.31% | +97.9% | Q4 2019 | |
| $9.41M | 0.01% | Not reported | Not reported | Q4 2019 | |
| $9.38M | 0.01% | 0.02% | +1246.6% | Q4 2023 | |
| $8.83M | 0.01% | 0.02% | +8.9% | Q4 2024 | |
| $8.37M | 0.01% | 0.00% | -70.8% | Q4 2019 | |
| $7.92M | 0.01% | 0.10% | +12.8% | Q4 2019 | |
| $7.61M | 0.01% | 0.01% | -46.2% | Q4 2019 | |
| $7.5M | 0.01% | 0.00% | -83.2% | Q4 2019 | |
| $7.42M | 0.00% | 0.01% | -4.9% | Q1 2025 | |
| $7.24M | 0.00% | 0.01% | Not reported | Q4 2023 | |
| $7.12M | 0.00% | 0.06% | +8.3% | Q4 2022 | |
| Q4 2025Reported Feb 11, 20261,975 positions | |||||
| $193M | 0.11% | 0.00% | -38.6% | Q4 2019 | |
| $138M | 0.08% | 0.00% | -65.5% | Q4 2019 | |
| $80.4M | 0.05% | 0.00% | -17.5% | Q4 2019 | |
| $64.8M | 0.04% | 0.02% | +5319.8% | Q4 2019 | |
| $59.7M | 0.03% | Not reported | -43.3% | Q4 2019 | |
| $58.9M | 0.03% | 0.10% | Not reported | Q4 2019 | |
| $54M | 0.03% | 0.00% | -10.3% | Q4 2019 | |
| $51.8M | 0.03% | Not reported | +70.8% | Q4 2019 | |
| $47.3M | 0.03% | 0.14% | +12.3% | Q3 2021 | |
| $41.4M | 0.02% | Not reported | Not reported | Q4 2019 | |
| $39.9M | 0.02% | 0.02% | -61.8% | Q4 2019 | |
| $38.5M | 0.02% | 0.05% | +5.1% | Q4 2020 | |
| $37.1M | 0.02% | 0.03% | +15.0% | Q3 2021 | |
| $34.1M | 0.02% | 0.00% | -84.6% | Q4 2019 | |
| $34M | 0.02% | 0.01% | +204.8% | Q4 2020 | |
| $33.4M | 0.02% | 0.00% | +66401.5% | Q4 2019 | |
| $30.7M | 0.02% | Not reported | -13.2% | Q3 2021 | |
| $30.6M | 0.02% | 0.01% | -71.0% | Q4 2020 | |
| $28.7M | 0.02% | 0.04% | +26.6% | Q3 2021 | |
| $28M | 0.02% | Not reported | Not reported | Q4 2019 | |
| $27.9M | 0.02% | 0.07% | Not reported | Q4 2022 | |
| $27.5M | 0.02% | 0.02% | -62.0% | Q4 2019 | |
| $26.2M | 0.01% | 0.13% | +419.2% | Q4 2019 | |
| $25.8M | 0.01% | 0.67% | +86.9% | Q4 2020 | |
| $25.6M | 0.01% | 0.00% | +460.1% | Q4 2022 | |
| $24.6M | 0.01% | 0.04% | +143.5% | Q1 2023 | |
| $23.6M | 0.01% | 0.01% | +29.4% | Q4 2019 | |
| $23.4M | 0.01% | 0.02% | +471.5% | Q4 2019 | |
| $22.3M | 0.01% | 0.46% | +125.1% | Q4 2022 | |
| $20.9M | 0.01% | 0.03% | -22.9% | Q4 2019 | |
| $20.4M | 0.01% | 0.03% | +51.9% | Q4 2022 | |
| $20.2M | 0.01% | 0.03% | +53.8% | Q3 2021 | |
| $19.7M | 0.01% | 0.02% | Not reported | Q4 2019 | |
| $19M | 0.01% | 0.01% | Not reported | Q4 2020 | |
| $18.4M | 0.01% | 0.03% | +44.2% | Q4 2020 | |
| $17.8M | 0.01% | 0.02% | -47.9% | Q4 2019 | |
| $17.3M | 0.01% | Not reported | New | Q4 2025 | |
| $17.3M | 0.01% | 0.03% | +25360.0% | Q4 2019 | |
| $16.9M | 0.01% | 0.02% | +775.7% | Q4 2019 | |
| $16.8M | 0.01% | 0.01% | +467.5% | Q4 2024 | |
| $16.6M | 0.01% | 0.01% | -10.0% | Q4 2019 | |
| $15.8M | 0.01% | 0.01% | +3595.1% | Q1 2023 | |
| $15.7M | 0.01% | 0.30% | +52.8% | Q4 2019 | |
| $15.6M | 0.01% | 0.05% | Not reported | Q1 2025 | |
| $15.4M | 0.01% | 0.07% | +202.5% | Q4 2019 | |
| $15.2M | 0.01% | Not reported | +49.7% | Q4 2019 | |
| $14.4M | 0.01% | Not reported | +1.1% | Q4 2023 | |
| $13.6M | 0.01% | 0.02% | +205.5% | Q3 2021 | |
| $13.5M | 0.01% | 0.01% | Not reported | Q4 2020 | |
| $13.3M | 0.01% | 0.00% | -79.9% | Q4 2019 | |
| Q3 2025Reported Nov 12, 20252,158 positions | |||||
| $401M | 0.21% | 0.01% | -13.4% | Q4 2019 | |
| $294M | 0.15% | 0.01% | +12.9% | Q4 2019 | |
| $237M | 0.12% | 0.01% | Not reported | Q4 2019 | |
| $111M | 0.06% | 0.04% | +77.6% | Q4 2020 | |
| $103M | 0.05% | Not reported | +54.1% | Q4 2019 | |
| $102M | 0.05% | 0.00% | +1097.5% | Q4 2019 | |
| $99.4M | 0.05% | 0.12% | +427.9% | Q1 2025 | |
| $94.9M | 0.05% | 0.06% | +15.9% | Q4 2019 | |
| $92.9M | 0.05% | 0.01% | -49.0% | Q4 2019 | |
| $73.2M | 0.04% | 0.04% | -0.1% | Q4 2019 | |
| $67.7M | 0.03% | Not reported | +4.4% | Q4 2022 | |
| $65.9M | 0.03% | 0.00% | -62.1% | Q4 2019 | |
| $61.3M | 0.03% | 0.01% | Not reported | Q4 2019 | |
| $59.5M | 0.03% | 0.00% | Not reported | Q4 2019 | |
| $42.5M | 0.02% | 0.13% | +16.5% | Q3 2021 | |
| $38.8M | 0.02% | 0.02% | -62.4% | Q4 2019 | |
| $38.4M | 0.02% | 0.05% | +73.3% | Q4 2020 | |
| $37.4M | 0.02% | 0.03% | +2.6% | Q4 2019 | |
| $34.3M | 0.02% | 0.08% | +247.6% | Q4 2019 | |
| $33M | 0.02% | Not reported | +95.1% | Q4 2019 | |
| $33M | 0.02% | 0.02% | +3692.8% | Q3 2021 | |
| $32.6M | 0.02% | 0.00% | -58.1% | Q4 2019 | |
| $26.8M | 0.01% | 0.04% | +147.1% | Q4 2019 | |
| $24.9M | 0.01% | 0.05% | +584.3% | Q4 2020 | |
| $24.6M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $23.9M | 0.01% | Not reported | +108.3% | Q3 2021 | |
| $23.3M | 0.01% | 0.19% | New | Q3 2025 | |
| $20M | 0.01% | 0.09% | +187.0% | Q4 2024 | |
| $19.6M | 0.01% | 0.00% | +384.9% | Q1 2024 | |
| $19.5M | 0.01% | 0.02% | +60.3% | Q3 2021 | |
| $18.9M | 0.01% | 0.11% | Not reported | Q1 2024 | |
| $17.5M | 0.01% | 0.03% | Not reported | Q3 2021 | |
| $17.1M | 0.01% | 0.01% | +87.9% | Q4 2019 | |
| $16.5M | 0.01% | 0.13% | New | Q3 2025 | |
| $16.5M | 0.01% | 0.01% | Not reported | Q4 2019 | |
| $15.6M | 0.01% | 0.00% | +89.5% | Q4 2019 | |
| $13.7M | 0.01% | 0.43% | +23.7% | Q4 2020 | |
| $13.6M | 0.01% | Not reported | -31.9% | Q4 2023 | |
| $12.8M | 0.01% | 0.39% | +1805.4% | Q2 2025 | |
| $11.6M | 0.01% | 0.01% | +296.9% | Q4 2019 | |
| $11.5M | 0.01% | Not reported | +33.0% | Q4 2019 | |
| $11.5M | 0.01% | 0.00% | +697.5% | Q4 2020 | |
| $11.4M | 0.01% | 0.02% | +4.3% | Q4 2020 | |
| $11.4M | 0.01% | 0.01% | +25.8% | Q4 2019 | |
| $11.1M | 0.01% | 0.13% | +471.0% | Q4 2022 | |
| $10.5M | 0.01% | 0.01% | +1124.4% | Q4 2020 | |
| $9.85M | 0.01% | 0.20% | -0.1% | Q4 2022 | |
| $9.49M | 0.00% | 0.01% | +1.3% | Q4 2019 | |
| $9.48M | 0.00% | 0.01% | +120.3% | Q4 2020 | |
| $9.43M | 0.00% | Not reported | Not reported | Q4 2020 | |
Premium opens every quarter this fund has filed