GROUP ONE TRADING LLC

CIK
932540
City
CHICAGO
State / Country
IL

Top Portfolio Positions

1,823 positions · $2,513,864,968 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

31 quarters · across all stocks

Holdings in PTLO

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Shares Held

Position Value (USD)

11 quarters on record
Report Date Value (USD) Shares
2026-03-31 $442,053 83,564
2025-09-30 $1,414,607 219,319
2025-06-30 $316,198 27,095
2025-03-31 $1,699,449 142,931
2024-09-30 $346,246 25,705
2024-06-30 $194,740 20,035
2024-03-31 $265,066 18,693
2023-12-31 $250,897 15,750
2023-06-30 $82,414 3,658
2023-03-31 $68,896 3,224
2021-12-31 $437,678 11,659