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GROUP ONE TRADING LLC

CIK
932540
City
CHICAGO
State / Country
IL

Top Portfolio Positions

1,828 positions · $2,528,937,297 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in ONTF

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Shares Held

Position Value (USD)

4 quarters on record
Report Date Value (USD) Shares
2026-03-31 $12,141 1,499
2023-03-31 $63,527 7,252
2022-12-31 $43,676 5,061
2022-06-30 $2,847 300