13F Insight
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DOSSIER · 13F-HR · Q2 2026

GROUP ONE TRADING LLC

$71.1B in tracked AUM across 8,032 positions as of Q2 2026.

GO
CIK 0000932540 · last filed Jun 30, 2026
Total AUM
$71.1B
as of Q2 2026
Holdings
8,032
—
positions
Whale Score
61
61
tracked
Activity
—
no data
changes this Q

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
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