GROUP ONE TRADING, L.P.

CIK
0000932540
City
CHICAGO
State / Country
IL

Top Portfolio Positions

1,696 positions · $2,841,817,591 total · as of Dec 31, 2025
Ticker Company Shares Value (USD) % of Portfolio
IREN
IREN Ltd
Financial Services
1,181,644 $44,630,693 1.57%
WBD
Warner Bros. Discovery, Inc.
Communication Services
1,534,831 $44,233,829 1.56%
TIGR
UP Fintech Holding Ltd
Financial Services
4,247,722 $40,608,222 1.43%
NN
Nextnav Inc.
Technology
2,136,693 $35,554,571 1.25%
AMD
Advanced Micro Devices Inc
Technology
150,696 $32,273,055 1.14%
MAR
Marriott International Inc /Md/
Consumer Cyclical
98,510 $30,561,742 1.08%
SOFI
SoFi Technologies, Inc.
Financial Services
1,154,919 $30,235,779 1.06%
CYTK
Cytokinetics Inc
Healthcare
407,253 $25,876,855 0.91%
AG
First Majestic Silver Corp
Basic Materials
1,452,576 $24,199,916 0.85%
DAL
Delta Air Lines, Inc.
Industrials
335,637 $23,293,207 0.82%

Portfolio Trend

30 quarters · across all stocks

Holdings in SSYS

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Shares Held

Position Value (USD)

23 of 23 shown
Report Date Value (USD) Shares
2025-12-31 $158,401 18,249
2025-09-30 $1,276,766 113,997
2025-06-30 $2,719,559 237,102
2025-03-31 $4,384,471 447,852
2024-09-30 $196,107 23,599
2024-06-30 $486,443 57,979
2024-03-31 $3,478,679 299,370
2023-12-31 $10,081,422 705,982
2023-09-30 $6,823,700 501,374
2023-06-30 $3,871,182 217,972
2023-03-31 $305,259 18,467
2022-12-31 $98,675 8,320
2022-09-30 $7,485,346 519,455
2022-06-30 $10,383,384 554,076
2022-03-31 $9,102,061 358,490
2021-12-31 $4,696,128 191,757
2021-09-30 $4,814,626 223,728
2021-06-30 $5,980,590 231,268
2021-03-31 $5,488,287 211,903
2020-12-31 $885,199 42,722
2020-09-30 $2,577,573 206,702
2020-06-30 $4,095,464 258,226
2020-03-31 $3,351,429 210,121