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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 MBI

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Shares Held

Position Value (USD)

21 quarters on record
Report Date Value (USD) Shares
2026-03-31 $168,771 28,557
2025-12-31 $482,956 67,452
2025-09-30 $1,904,518 255,640
2025-06-30 $209,114 48,183
2025-03-31 $371,164 74,531
2024-12-31 $890,704 137,880
2024-09-30 $346,265 96,993
2024-06-30 $66,599 12,131
2024-03-31 $295,790 43,756
2023-12-31 $372,463 60,860
2023-09-30 $542,826 75,288
2023-06-30 $621,319 71,912
2023-03-31 $154,919 16,730
2022-12-31 $1,156,294 89,984
2022-09-30 $551,438 59,939
2022-06-30 $800,329 64,804
2022-03-31 $1,597,451 103,798
2021-12-31 $2,125,665 134,621
2021-09-30 $14,250 1,109
2021-06-30 $16,280 1,480
2021-03-31 $457,556 47,563