GROUP ONE TRADING LLC
Long book
$3.03B
Q1 2026
Positions
2167
Top-10 weight
15%
concentration
Last quarter
+15.0%
SPY +14.8%
Turnover
49%
of book per quarter
Strategy in plain words
auto-generated from filingsGROUP ONE TRADING LLC is a market maker — positions are inventory, not bets, running a $3.03B US long book across 2167 positions.
The portfolio is broadly diversified across 2167 positions (top 10 only 15%). The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: GLOBAL X URANIUM ETF, AMPLIFY JUNIOR SILVER MINERS, MICRON TECHNOLOGY INC, TAIWAN SEMICONDUCTOR-SP ADR, FIRST MAJESTIC SILVER CORP.
Over the last 9 quarters its long book ran on average 1.9pp per quarter ahead of the S&P 500, beating the index in 5 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+2.7%
Q2 2024
+2.4%
Q3 2024
+5.9%
Q4 2024
-10.4%
Q1 2025
+21.6%
Q2 2025
+23.0%
Q3 2025
-1.0%
Q4 2025
-1.2%
Q1 2026
+15.0%
Sector allocation
Technology 19%
Financials 18%
Industrials 11%
Materials 11%
Healthcare 8%
Other 8%
Services media 7%
Consumer discretionary 6%
Long book by quarter
What does GROUP ONE own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| MU MICRON TECHNOLOGY INC | Technology | 155.7K | $52.6M | 1.7% | +154.9% |
| AG FIRST MAJESTIC SILVER CORP | Materials | 1.9M | $41.6M | 1.4% | +33.2% |
| MAR MARRIOTT INTERNATIONAL -CL A | Services media | 105.9K | $34.6M | 1.1% | +7.5% |
| KKR KKR & CO INC | Financials | 334.9K | $31.0M | 1.0% | +5980.1% |
| CYTK CYTOKINETICS INC | Healthcare | 364.0K | $24.0M | 0.8% | -10.6% |
| CDE COEUR MINING INC | Materials | 1.2M | $22.9M | 0.8% | +119.5% |
| INTC INTEL CORP | Technology | 469.5K | $20.7M | 0.7% | +34.5% |
| VST VISTRA CORP | Utilities | 133.9K | $20.1M | 0.7% | +2818.8% |
| SOFI SOFI TECHNOLOGIES INC | Financials | 1.3M | $20.0M | 0.7% | +8.9% |
| IREN IREN LTD | Financials | 564.0K | $19.3M | 0.6% | -52.3% |
| LITE LUMENTUM HOLDINGS INC | Technology | 27.5K | $19.3M | 0.6% | +34.0% |
| DOW DOW INC | Materials | 463.2K | $19.3M | 0.6% | +94.1% |
| CNC CENTENE CORP | Financials | 583.7K | $19.1M | 0.6% | +70.6% |
| FLG FLAGSTAR BANK NA | Financials | 1.4M | $18.3M | 0.6% | +39.9% |
| ET ENERGY TRANSFER LP | Utilities | 949.0K | $18.3M | 0.6% | -30.5% |
| COHR COHERENT CORP | Other | 75.7K | $18.0M | 0.6% | +34.1% |
| BX BLACKSTONE INC | Financials | 155.1K | $17.8M | 0.6% | New |
| DAL DELTA AIR LINES INC | Industrials | 267.7K | $17.8M | 0.6% | -20.2% |
| SGHC SUPER GROUP SGHC LTD | Services media | 1.6M | $17.5M | 0.6% | +0.8% |
| VFC VF CORP | Other | 1.0M | $17.3M | 0.6% | +257.7% |
| CCJ CAMECO CORP | Materials | 156.6K | $17.0M | 0.6% | +56.7% |
| PFE PFIZER INC | Healthcare | 592.2K | $16.6M | 0.5% | +271.5% |
| NN NEXTNAV INC | Technology | 1.0M | $16.5M | 0.5% | -51.8% |
| PAAS PAN AMERICAN SILVER CORP | Materials | 299.8K | $16.4M | 0.5% | -33.3% |
| SLB SLB LTD | Energy | 311.0K | $16.0M | 0.5% | -13.5% |
| GS GOLDMAN SACHS GROUP INC | Financials | 18.1K | $15.3M | 0.5% | New |
| EOSE EOS ENERGY ENTERPRISES INC | Technology | 3.0M | $14.9M | 0.5% | +139.3% |
| RKT ROCKET COS INC-CLASS A | Financials | 1.0M | $14.6M | 0.5% | +52.2% |
| OSCR OSCAR HEALTH INC - CLASS A | Financials | 1.3M | $14.4M | 0.5% | +86.7% |
| QCOM QUALCOMM INC | Technology | 108.9K | $14.0M | 0.5% | +882.6% |
| NEE NEXTERA ENERGY INC | Utilities | 148.3K | $13.8M | 0.5% | -34.9% |
| UNP UNION PACIFIC CORP | Industrials | 54.4K | $13.2M | 0.4% | New |
| AAL AMERICAN AIRLINES GROUP INC | Industrials | 1.2M | $12.7M | 0.4% | +129.8% |
| MSFT MICROSOFT CORP | Technology | 33.5K | $12.4M | 0.4% | New |
| SMCI SUPER MICRO COMPUTER INC | Technology | 539.0K | $12.3M | 0.4% | +1086.0% |
| TGT TARGET CORP | Consumer discretionary | 100.0K | $12.1M | 0.4% | +230.0% |
| AMZN AMAZON.COM INC | Consumer discretionary | 57.2K | $11.9M | 0.4% | -32.1% |
| PL PLANET LABS PBC | Technology | 414.0K | $11.6M | 0.4% | +34.9% |
| AAOI APPLIED OPTOELECTRONICS INC | Technology | 136.0K | $11.5M | 0.4% | -15.4% |
| LMND LEMONADE INC | Financials | 180.0K | $11.3M | 0.4% | +63.0% |
| RDW REDWIRE CORP | Industrials | 1.3M | $11.1M | 0.4% | +102.8% |
| UAL UNITED AIRLINES HOLDINGS INC | Industrials | 119.5K | $11.0M | 0.4% | New |
| HOOD ROBINHOOD MARKETS INC - A | Financials | 158.5K | $11.0M | 0.4% | -14.7% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 22.9K | $11.0M | 0.4% | New |
| ZIM ZIM INTEGRATED SHIPPING SERV | Industrials | 406.5K | $10.7M | 0.4% | -45.1% |
| UPS UNITED PARCEL SERVICE-CL B | Industrials | 108.4K | $10.7M | 0.4% | -40.2% |
| C CITIGROUP INC | Financials | 93.4K | $10.6M | 0.3% | +20.8% |
| CI THE CIGNA GROUP | Financials | 39.6K | $10.6M | 0.3% | +67.7% |
| AEM AGNICO EAGLE MINES LTD | Materials | 51.9K | $10.5M | 0.3% | +85.5% |
| WULF TERAWULF INC | Financials | 710.4K | $10.3M | 0.3% | +214.6% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 13, 2026 | 8022 | $52.18B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 12, 2026 | 8559 | $57.28B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 12, 2025 | 8852 | $56.88B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 8339 | $45.20B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 14, 2025 | 7873 | $34.47B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR/ARESTATEMENT | May 14, 2025 | 7517 | $43.69B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 6549 | $40.48B | SEC ↗ | |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 6541 | $35.08B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 6607 | $25.80B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 10, 2024 | 6911 | $26.04B | canonical | SEC ↗ |