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GROUP ONE TRADING LLC

CIK
932540
City
CHICAGO
State / Country
IL

Top Portfolio Positions

1,830 positions · $2,527,955,420 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in WEST

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Shares Held

Position Value (USD)

9 quarters on record
Report Date Value (USD) Shares
2026-03-31 $25,725 6,053
2025-06-30 $221,951 38,735
2025-03-31 $564,365 78,167
2024-12-31 $322,964 50,306
2024-09-30 $551,993 84,922
2024-06-30 $507,643 49,623
2023-12-31 $16,039 1,571
2023-09-30 $284,786 32,143
2022-09-30 $35,091 3,397