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SIMPLEX TRADING, LLC

Position in SIGA — Siga Technologies Inc

CIK 1488542 CHICAGO, IL

Position in SIGA

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$17,781
-$6,203 QoQ
Shares Held
4,885
+9.0% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#123
of 161 holders
Holding Since
Mar 2020
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SIGA Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $21,250,585 across 27 Drug Manufacturers - Specialty & Generic names. SIGA ranks #19 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SIGA

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19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $17,781 4,885
2026-03-31 $23,984 4,483
2025-12-31 $15,103 2,472
2025-09-30 $51,990 5,682
2025-06-30 $15,100 2,316
2025-03-31 $13,409 2,447
2024-12-31 $413,902 68,869
2024-09-30 $234,879 34,797
2024-06-30 $962,503 126,812
2024-03-31 $537,191 62,756
2023-12-31 $543,172 96,995
2023-09-30 $684,043 130,294
2023-06-30 $700,243 138,662
2023-03-31 $690,494 120,086
2022-06-30 $512,889 44,291
2022-03-31 $96,998 13,681
2021-03-31 $13,435 2,067
2020-09-30 $16,281 2,370
2020-03-31 $86,398 18,075