Managers / Q2 2019 · view latest →
GROUP ONE TRADING LLC
CIK 0000932540 · 425 S FINANCIAL PLACE, SUITE 3400, CHICAGO, IL, 60605 · 312-347-8864
Reported Value
$11.1B
Q2 2019
Positions
4,933
Filings on Record
32
2019–present window
Filed
Aug 9, 2019
original filing
Summary
Group One Trading Llc reported $11.1B in U.S.-listed holdings across 4,933 positions for Q2 2019.
Compared with Q1 2019, the fund opened 1096 new positions and exited 932.
Reported Value by Quarter
13F Reported Value
Portfolio Composition
By security type
Composition data arrives with ticker enrichment.
Quarter-over-Quarter Changes full breakdown →
Holdings — Q2 2019
Filing History
| Quarter | Reported Value | Positions | Filed | Type | Links |
|---|---|---|---|---|---|
| Q1 2026 | $52.2B | 8,022 | May 13, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q4 2025 | $57.3B | 8,559 | Feb 12, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q3 2025 | $56.9B | 8,852 | Nov 12, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q2 2025 | $45.2B | 8,339 | Aug 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q1 2025 | $43.7B | 7,517 | May 14, 2025 | RESTATEMENT | changes · EDGAR ↗ |
| Q4 2024 | $40.5B | 6,549 | Feb 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q3 2024 | $35.1B | 6,541 | Nov 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q2 2024 | $25.8B | 6,607 | Aug 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q1 2024 | $26.0B | 6,911 | May 10, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q4 2023 | $38.0B | 7,275 | Feb 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q3 2023 | $29.8B | 7,549 | Nov 9, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q2 2023 | $31.2B | 7,575 | Aug 9, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q1 2023 | $27.7B | 7,108 | May 12, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q4 2022 | $42.99T | 7,132 | Feb 9, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q3 2022 | $50.9B | 7,595 | Nov 9, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q2 2022 | $63.8B | 7,842 | Aug 11, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q1 2022 | $101.0B | 8,026 | May 12, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q4 2021 | $124.5B | 8,228 | Feb 11, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q3 2021 | $92.6B | 8,294 | Nov 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q2 2021 | $82.9B | 8,103 | Aug 10, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q1 2021 | $67.5B | 7,548 | May 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q4 2020 | $57.8B | 6,453 | Feb 10, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q3 2020 | $31.8B | 6,077 | Nov 12, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q2 2020 | $21.7B | 5,779 | Aug 13, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q1 2020 | $12.3B | 5,255 | May 13, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q4 2019 | $14.7B | 5,086 | Feb 10, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q3 2019 | $12.4B | 5,114 | Nov 12, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q2 2019 | $11.1B | 4,933 | Aug 9, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q1 2019 | $9.0B | 4,769 | May 14, 2019 | RESTATEMENT | changes · EDGAR ↗ |
| Q4 2018 | $11.5B | 4,844 | Feb 6, 2019 | 13F-HR | changes · EDGAR ↗ |
13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.