Group One Trading LLC 13F holdings
Group One Trading LLC reported 1,859 positions with a total reported value of $3.5B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-14. Top holdings by reported value: ROUNDHILL ETF TRUST (3.2%), GLOBAL X FDS (3.1%), TSM TAIWAN SEMICONDUCTOR MANUFAC (2.7%), MU MICRON TECHNOLOGY INC (2.4%), ISHARES TR (1.7%). Against 2026-03-31 it opened 517 new positions and exited 554. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
25 largest of 1,859 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| ROUNDHILL ETF TRUST | 1,512,452 | $109.9M | 3.2% |
| GLOBAL X FDS | 2,186,637 | $107.0M | 3.1% |
| TSM TAIWAN SEMICONDUCTOR MANUFAC | 193,229 | $92.3M | 2.7% |
| MU MICRON TECHNOLOGY INC | 72,926 | $84.2M | 2.4% |
| ISHARES TR | 858,623 | $57.7M | 1.7% |
| MRVL MARVELL TECHNOLOGY INC | 186,955 | $55.7M | 1.6% |
| UNH UNITEDHEALTH GROUP INC | 127,354 | $52.9M | 1.5% |
| KKR KKR & CO INC | 482,993 | $44.3M | 1.3% |
| SELECT SECTOR SPDR TR | 336,825 | $44.0M | 1.3% |
| BKNG BOOKING HOLDINGS INC | 191,731 | $34.2M | 1.0% |
| SII SPROTT FDS TR | 649,322 | $34.0M | 1.0% |
| OSCR OSCAR HEALTH INC | 1,148,112 | $32.7M | 0.9% |
| CI THE CIGNA GROUP | 91,369 | $25.2M | 0.7% |
| FCEL FUELCELL ENERGY INC | 696,353 | $25.1M | 0.7% |
| MARRIOTT INTL INC NEW | 63,890 | $23.7M | 0.7% |
| CHTR CHARTER COMMUNICATIONS INC | 164,097 | $23.3M | 0.7% |
| PDD PDD HOLDINGS INC | 302,886 | $23.1M | 0.7% |
| DASH DOORDASH INC | 123,933 | $22.9M | 0.7% |
| AG FIRST MAJESTIC SILVER CORP | 1,312,998 | $22.3M | 0.6% |
| NVDA NVIDIA CORPORATION | 109,278 | $21.9M | 0.6% |
| VSH VISHAY INTERTECHNOLOGY INC | 405,758 | $21.8M | 0.6% |
| KRANESHARES TRUST | 866,334 | $21.4M | 0.6% |
| COHR COHERENT CORP | 53,595 | $21.1M | 0.6% |
| PFE PFIZER INC | 868,402 | $20.9M | 0.6% |
| ACM RESH INC | 157,056 | $19.9M | 0.6% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 517 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| BKNG BOOKING HOLDINGS INC | 191,731 | $34.2M | 1.0% |
| DASH DOORDASH INC | 123,933 | $22.9M | 0.7% |
| NVDA NVIDIA CORPORATION | 109,278 | $21.9M | 0.6% |
| VSH VISHAY INTERTECHNOLOGY INC | 405,758 | $21.8M | 0.6% |
| PLTR PALANTIR TECHNOLOGIES INC | 158,800 | $18.5M | 0.5% |
| CIFR CIPHER DIGITAL INC | 618,316 | $15.1M | 0.4% |
| WDC WESTERN DIGITAL CORP | 23,641 | $15.1M | 0.4% |
| KEEL KEEL INFRASTRUCTURE CORP | 2,628,322 | $15.1M | 0.4% |
| SHOP SHOPIFY INC | 112,530 | $12.8M | 0.4% |
| LMT LOCKHEED MARTIN CORP | 23,584 | $12.0M | 0.3% |
| NU NU HLDGS LTD | 867,767 | $11.6M | 0.3% |
| FRMI FERMI INC | 1,225,687 | $11.2M | 0.3% |
| AMKR AMKOR TECHNOLOGY INC | 129,334 | $11.2M | 0.3% |
| EXE EXPAND ENERGY CORPORATION | 116,167 | $10.6M | 0.3% |
| NFLX NETFLIX INC. | 133,424 | $9.5M | 0.3% |
| PENG PENGUIN SOLUTIONS INC | 110,359 | $8.4M | 0.2% |
| NEM NEWMONT CORP | 89,784 | $8.4M | 0.2% |
| WYNN WYNN RESORTS LTD | 84,980 | $8.3M | 0.2% |
| ADBE ADOBE INC | 39,832 | $8.2M | 0.2% |
| CDNS CADENCE DESIGN SYSTEM INC | 21,083 | $7.9M | 0.2% |
| PM PHILIP MORRIS INTL INC | 39,243 | $7.1M | 0.2% |
| AVAV AEROVIRONMENT INC | 39,592 | $6.5M | 0.2% |
| BL BLACKLINE INC | 230,780 | $6.5M | 0.2% |
| ISRG INTUITIVE SURGICAL INC | 15,245 | $6.1M | 0.2% |
| SLV ISHARES SILVER TR | 106,823 | $5.7M | 0.2% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 554 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| CYTK CYTOKINETICS INC | 363,997 | $24.0M | 0.8% |
| CNC CENTENE CORP DEL | 583,670 | $19.1M | 0.6% |
| FLG FLAGSTAR BANK NATIONAL ASSOC | 1,391,073 | $18.3M | 0.6% |
| NEE NEXTERA ENERGY INC | 148,326 | $13.8M | 0.5% |
| UNITED AIRLS HLDGS INC | 119,540 | $11.0M | 0.4% |
| BILI BILIBILI INC | 457,844 | $10.3M | 0.3% |
| APO APOLLO GLOBAL MGMT INC | 88,087 | $9.8M | 0.3% |
| JPM JPMORGAN CHASE & CO | 26,729 | $7.9M | 0.3% |
| RDDT REDDIT INC | 57,342 | $7.7M | 0.3% |
| POET POET TECHNOLOGIES INC | 1,196,057 | $7.1M | 0.2% |
| MSI MOTOROLA SOLUTIONS INC | 14,847 | $6.4M | 0.2% |
| RKLB ROCKET LAB CORP | 74,924 | $4.8M | 0.2% |
| ADI ANALOG DEVICES INC | 13,704 | $4.4M | 0.1% |
| VERX VERTEX INC | 11,074 | $4.2M | 0.1% |
| MP MATERIALS CORP | 82,791 | $4.0M | 0.1% |
| PZZA PAPA JOHNS INTL INC | 112,977 | $3.7M | 0.1% |
| ROK ROCKWELL AUTOMATION INC | 10,104 | $3.6M | 0.1% |
| BAC BANK AMERICA CORP | 74,179 | $3.6M | 0.1% |
| PTCT PTC THERAPEUTICS INC | 52,713 | $3.6M | 0.1% |
| PLD PROLOGIS INC. | 26,976 | $3.6M | 0.1% |
| HUM HUMANA INC | 19,495 | $3.4M | 0.1% |
| URI UNITED RENTALS INC | 4,608 | $3.4M | 0.1% |
| D R HORTON INC | 24,183 | $3.3M | 0.1% |
| FHN FIRST HORIZON CORPORATION | 143,752 | $3.3M | 0.1% |
| RIOT RIOT PLATFORMS INC | 264,693 | $3.3M | 0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| ROUNDHILL ETF TRUST | 51,398 | 1,512,452 | +2,842.6% | $109.9M |
| UNH UNITEDHEALTH GROUP INC | 25,960 | 127,354 | +390.6% | $52.9M |
| MRVL MARVELL TECHNOLOGY INC | 47,671 | 186,955 | +292.2% | $55.7M |
| SELECT SECTOR SPDR TR | 118,615 | 336,825 | +184.0% | $44.0M |
| TSM TAIWAN SEMICONDUCTOR MANUFAC | 138,053 | 193,229 | +40.0% | $92.3M |
| FCEL FUELCELL ENERGY INC | 50,818 | 696,353 | +1,270.3% | $25.1M |
| CHTR CHARTER COMMUNICATIONS INC | 18,040 | 164,097 | +809.6% | $23.3M |
| ALK ALASKA AIR GROUP INC | 11,367 | 351,374 | +2,991.2% | $18.3M |
| MSTR STRATEGY INC | 26,482 | 220,929 | +734.3% | $19.2M |
| PDD PDD HOLDINGS INC | 84,414 | 302,886 | +258.8% | $23.1M |
| ECHO ECHOSTAR CORP | 3,782 | 162,886 | +4,206.9% | $16.5M |
| ISHARES TR | 640,020 | 858,623 | +34.2% | $57.7M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| MU MICRON TECHNOLOGY INC | 155,688 | 72,926 | -53.2% | $84.2M |
| AMPLIFY ETF TR | 2,421,404 | 170,773 | -92.9% | $4.5M |
| INTC INTEL CORP | 469,490 | 105,240 | -77.6% | $14.7M |
| ISHARES INC | 953,669 | 244,255 | -74.4% | $15.3M |
| DAL DELTA AIR LINES INC | 267,715 | 24,716 | -90.8% | $2.3M |
| SPDR SERIES TRUST | 199,445 | 20,536 | -89.7% | $2.3M |
| DAVE DAVE INC | 56,355 | 4,583 | -91.9% | $1.7M |
| SOFI SOFI TECHNOLOGIES INC | 1,257,874 | 260,866 | -79.3% | $4.7M |
| PETROLEO BRASILEIRO S A | 1,581,009 | 516,510 | -67.3% | $8.3M |
| VST VISTRA CORP | 133,945 | 26,231 | -80.4% | $4.2M |
| MARRIOTT INTL INC NEW | 105,864 | 63,890 | -39.6% | $23.7M |
| QCOM QUALCOMM INC | 108,941 | 25,939 | -76.2% | $4.8M |
CIK 932540 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
