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STATE OF WISCONSIN INVESTMENT BOARD

Position in SIGA — Siga Technologies Inc

CIK 854157 MADISON, WI

Position in SIGA

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$598,416
-$352,814 QoQ
Shares Held
164,400
-7.5% QoQ
Ownership
0.229%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#38
of 160 holders
Holding Since
Mar 2020
23 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

STATE OF WISCONSIN INVESTMENT BOARD holds $154,808,435 across 36 Drug Manufacturers - Specialty & Generic names. SIGA ranks #28 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SIGA

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23 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $598,416 164,400
2026-03-31 $951,230 177,800
2025-12-31 $1,315,580 215,316
2025-09-30 $1,970,013 215,302
2025-06-30 $1,652,833 253,502
2025-03-31 $1,395,766 254,702
2024-12-31 $1,820,459 302,905
2024-09-30 $2,120,019 314,077
2024-06-30 $2,358,797 310,777
2024-03-31 $1,225,107 143,120
2023-12-31 $521,040 93,043
2023-09-30 $283,521 54,004
2023-03-31 $219,121 38,108
2022-12-31 $311,688 42,349
2022-09-30 $465,477 45,192
2022-06-30 $551,509 47,626
2022-03-31 $453,051 63,900
2021-12-31 $480,528 63,900
2021-03-31 $491,400 75,600
2020-12-31 $549,612 75,600
2020-09-30 $583,950 85,000
2020-06-30 $502,350 85,000
2020-03-31 $406,300 85,000