SEC 13F Intelligence

Managers / Q3 2025 · view latest →

GROUP ONE TRADING LLC

CIK 0000932540 · 425 S FINANCIAL PLACE, SUITE 3400, CHICAGO, IL, 60605 · 312-347-8864

Reported Value
$56.9B
Q3 2025
Positions
8,852
Filings on Record
32
2019–present window
Filed
Nov 12, 2025
original filing

Summary

Group One Trading Llc reported $56.9B in U.S.-listed holdings across 8,852 positions for Q3 2025.

Compared with Q2 2025, the fund opened 1619 new positions and exited 1139.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $11.5BQ4 ’18Q1 ’19: $9.0BQ2 ’19: $11.1BQ3 ’19: $12.4BQ4 ’19: $14.7BQ4 ’19Q1 ’20: $12.3BQ2 ’20: $21.7BQ3 ’20: $31.8BQ4 ’20: $57.8BQ4 ’20Q1 ’21: $67.5BQ2 ’21: $82.9BQ3 ’21: $92.6BQ4 ’21: $124.5BQ4 ’21Q1 ’22: $101.0BQ2 ’22: $63.8BQ3 ’22: $50.9BQ4 ’22: $42.99TQ4 ’22Q1 ’23: $27.7BQ2 ’23: $31.2BQ3 ’23: $29.8BQ4 ’23: $38.0BQ4 ’23Q1 ’24: $26.0BQ2 ’24: $25.8BQ3 ’24: $35.1BQ4 ’24: $40.5BQ4 ’24Q1 ’25: $43.7BQ2 ’25: $45.2BQ3 ’25: $56.9BQ4 ’25: $57.3BQ4 ’25Q1 ’26: $52.2Bfilingsflow.com

Portfolio Composition

By security type
Other: 95.0%Common Stock: 4.0%ADR: 0.5%ETP: 0.4%REIT: 0.1%Other: 0.0%
  • Other · 95.0% · $54.0B
  • Common Stock · 4.0% · $2.3B
  • ADR · 0.5% · $259M
  • ETP · 0.4% · $254M
  • REIT · 0.1% · $42M
  • Other · 0.0% · $19M

Quarter-over-Quarter Changes full breakdown →

Holdings — Q3 2025

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$52.2B8,022May 13, 202613F-HRchanges · EDGAR ↗
Q4 2025$57.3B8,559Feb 12, 202613F-HRchanges · EDGAR ↗
Q3 2025$56.9B8,852Nov 12, 202513F-HRchanges · EDGAR ↗
Q2 2025$45.2B8,339Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$43.7B7,517May 14, 2025RESTATEMENTchanges · EDGAR ↗
Q4 2024$40.5B6,549Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$35.1B6,541Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$25.8B6,607Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$26.0B6,911May 10, 202413F-HRchanges · EDGAR ↗
Q4 2023$38.0B7,275Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$29.8B7,549Nov 9, 202313F-HRchanges · EDGAR ↗
Q2 2023$31.2B7,575Aug 9, 202313F-HRchanges · EDGAR ↗
Q1 2023$27.7B7,108May 12, 202313F-HRchanges · EDGAR ↗
Q4 2022$42.99T7,132Feb 9, 202313F-HRchanges · EDGAR ↗
Q3 2022$50.9B7,595Nov 9, 202213F-HRchanges · EDGAR ↗
Q2 2022$63.8B7,842Aug 11, 202213F-HRchanges · EDGAR ↗
Q1 2022$101.0B8,026May 12, 202213F-HRchanges · EDGAR ↗
Q4 2021$124.5B8,228Feb 11, 202213F-HRchanges · EDGAR ↗
Q3 2021$92.6B8,294Nov 12, 202113F-HRchanges · EDGAR ↗
Q2 2021$82.9B8,103Aug 10, 202113F-HRchanges · EDGAR ↗
Q1 2021$67.5B7,548May 12, 202113F-HRchanges · EDGAR ↗
Q4 2020$57.8B6,453Feb 10, 202113F-HRchanges · EDGAR ↗
Q3 2020$31.8B6,077Nov 12, 202013F-HRchanges · EDGAR ↗
Q2 2020$21.7B5,779Aug 13, 202013F-HRchanges · EDGAR ↗
Q1 2020$12.3B5,255May 13, 202013F-HRchanges · EDGAR ↗
Q4 2019$14.7B5,086Feb 10, 202013F-HRchanges · EDGAR ↗
Q3 2019$12.4B5,114Nov 12, 201913F-HRchanges · EDGAR ↗
Q2 2019$11.1B4,933Aug 9, 201913F-HRchanges · EDGAR ↗
Q1 2019$9.0B4,769May 14, 2019RESTATEMENTchanges · EDGAR ↗
Q4 2018$11.5B4,844Feb 6, 201913F-HRchanges · 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 ↗.