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MARTINGALE ASSET MANAGEMENT L P

Position in SIGA — Siga Technologies Inc

CIK 936944 BOSTON, MA

Position in SIGA

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$336,121
-$157,470 QoQ
Shares Held
92,341
+0.1% QoQ
Ownership
0.129%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#48
of 160 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority Sole 22% Shared 0% None 78%

Common Shares in SIGA Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $52,615,067 across 17 Drug Manufacturers - Specialty & Generic names. SIGA ranks #16 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SIGA

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22 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $336,121 92,341
2026-03-31 $493,591 92,260
2025-12-31 $563,708 92,260
2025-09-30 $966,789 105,660
2025-06-30 $780,750 119,747
2025-03-31 $472,140 86,157
2024-12-31 $501,672 83,473
2024-09-30 $441,551 65,415
2024-06-30 $238,174 31,380
2023-06-30 $264,958 52,467
2023-03-31 $366,487 63,737
2022-12-31 $372,062 50,552
2022-06-30 $161,853 13,977
2022-03-31 $497,739 70,203
2021-12-31 $518,218 68,912
2021-09-30 $509,570 68,954
2021-06-30 $180,575 28,754
2021-03-31 $186,712 28,725
2020-12-31 $210,175 28,910
2020-09-30 $1,136,861 165,482
2020-06-30 $1,700,691 287,765
2020-03-31 $812,901 170,063