Institutional shares held 35.4 Million
87.6K calls
124K puts
Total value of holdings $243M
$600K calls
$852K puts
Market Cap $489M
73,024,096 Shares Out.
Institutional ownership 48.49%
# of Institutions 184


Latest Institutional Activity in SIGA

Top Purchases

Q2 2025
Wealth Enhancement Advisory Services, LLC Shares Held: 58.9K ($395K)
Q2 2025
Kapitalo Investimentos Ltda Shares Held: 28.1K ($188K)
Q2 2025
Public Employees Retirement System Of Ohio Shares Held: 18.9K ($127K)
Q2 2025
Significant Wealth Partners LLC Shares Held: 43.7K ($293K)
Q2 2025
Summer Haven Investment Management, LLC Shares Held: 98.5K ($660K)

Top Sells

Q2 2025
Harbor Capital Advisors, Inc. Shares Held: 136K ($914K)
Q2 2025
Exchange Traded Concepts, LLC Shares Held: 39.2K ($263K)
Q1 2025
First Wilshire Securities Management Inc Shares Held: 1.59M ($10.6M)
Q1 2025
Altra Vue Capital, LLC Shares Held: 2.4M ($16.1M)
Q1 2025
Macquarie Group LTD Shares Held: 321K ($2.15M)

About SIGA

SIGA Technologies, Inc., a commercial-stage pharmaceutical company, focuses on the health security and infectious disease markets in the United States. Its lead product is TPOXX, an oral formulation antiviral drug for the treatment of human smallpox disease caused by variola virus. SIGA Technologies, Inc. has a strategic partnership with Cipla Therapeutics to deliver sustained innovation and access to antibacterial drugs primarily against biothreats. The company was incorporated in 1995 and is headquartered in New York, New York.


Insider Transactions at SIGA

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
300K Shares
From 10 Insiders
Exercise of conversion of derivative security 300K shares
Sell / Disposition
111K Shares
From 10 Insiders
Sale (or disposition) back to the issuer 34.4K shares
Payment of exercise price or tax liability 76.6K shares

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