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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 RSKD

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Shares Held

Position Value (USD)

17 quarters on record
Report Date Value (USD) Shares
2026-03-31 $20,364 5,195
2025-12-31 $44,009 8,855
2025-09-30 $4,736 1,012
2025-06-30 $24,725 4,955
2025-03-31 $34,779 7,528
2024-12-31 $41,240 8,719
2024-09-30 $109,272 23,102
2024-06-30 $19,745 3,090
2024-03-31 $20,460 3,782
2023-12-31 $20,039 4,282
2023-09-30 $76,513 17,079
2023-06-30 $25,612 5,270
2023-03-31 $30,061 5,330
2022-12-31 $242,614 52,514
2022-06-30 $2,855,008 643,020
2022-03-31 $4,983,066 825,011
2021-12-31 $1,193,171 151,803