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SIMPLEX TRADING, LLC

CIK
1488542
City
CHICAGO
State / Country
IL

Top Portfolio Positions

1,975 positions · $2,814,452,923 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in MX

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Shares Held

Position Value (USD)

19 quarters on record
Report Date Value (USD) Shares
2026-03-31 $411 147
2025-09-30 $58,671 18,745
2025-06-30 $107,471 27,003
2025-03-31 $52,722 15,371
2024-09-30 $83,625 17,907
2024-06-30 $86,520 17,766
2024-03-31 $80,988 14,514
2023-12-31 $136,185 18,158
2023-09-30 $16,079 1,935
2023-06-30 $115,835 10,361
2023-03-31 $246,142 26,524
2022-12-31 $547,465 58,303
2022-06-30 $15,358 1,057
2021-12-31 $111,203 5,303
2021-03-31 $995,576 39,983
2020-12-31 $158,346 11,712
2020-09-30 $977,426 71,345
2020-06-30 $95,099 9,233
2020-03-31 $37,702 3,412