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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 DMAC

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Shares Held

Position Value (USD)

9 quarters on record
Report Date Value (USD) Shares
2026-03-31 $9,085 1,342
2025-12-31 $11,056 1,389
2025-09-30 $2,658 387
2025-06-30 $471 121
2023-12-31 $13,754 4,843
2022-03-31 $50 20
2021-12-31 $126,327 33,868
2021-09-30 $97,114 24,218
2021-06-30 $16,562 3,722