Siga Technologies Inc SEC filings SIGA

Siga Technologies Inc has 1,002 filings in SEC EDGAR's recent list, going back to Jul 11, 2003. Its latest annual report, Form ARS, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 6, 2026 (results of operations). The company's fiscal year ends on December 31.

Siga Technologies Inc SEC filings
Form Description Filed Period
DEFA14A Additional proxy material May 8, 2026 —
DEFA14A Additional proxy material Apr 28, 2026 —
DEF 14A Proxy statement Apr 28, 2026 Jun 9, 2026
DEFA14A Additional proxy material Apr 28, 2025 —
DEF 14A Proxy statement Apr 28, 2025 Jun 10, 2025
PRE 14A Preliminary proxy statement Apr 18, 2025 Jun 10, 2025
DEFA14A Additional proxy material Apr 26, 2024 —
DEF 14A Proxy statement Apr 26, 2024 Jun 11, 2024
DEF 14A Proxy statement Apr 26, 2023 —
DEF 14A Proxy statement Apr 27, 2022 Jun 14, 2022
PRE 14A Preliminary proxy statement Apr 13, 2022 Jun 14, 2022
DEF 14A Proxy statement Apr 27, 2021 Jun 15, 2021
DEFA14A Additional proxy material Jun 1, 2020 —
DEF 14A Proxy statement Apr 28, 2020 Jun 16, 2020
DEF 14A Proxy statement Apr 29, 2019 May 21, 2019
DEF 14A Proxy statement Apr 18, 2018 May 22, 2018
DEF 14A Proxy statement Apr 17, 2017 May 23, 2017
DEF 14A Proxy statement Apr 18, 2016 May 17, 2016
DEF 14A Proxy statement Apr 14, 2015 May 14, 2015
DEF 14A Proxy statement Apr 15, 2014 May 15, 2014
DEF 14A Proxy statement Apr 16, 2013 May 15, 2013
DEF 14A Proxy statement Apr 27, 2012 May 23, 2012
DEF 14A Proxy statement Apr 12, 2011 May 17, 2011
DEF 14A Proxy statement Apr 12, 2010 May 13, 2010
DEF 14A Proxy statement Apr 8, 2009 May 13, 2009
DEF 14A Proxy statement Apr 9, 2008 Apr 10, 2008
DEF 14A Proxy statement Jun 15, 2007 Jul 26, 2007
PRE 14A Preliminary proxy statement May 18, 2007 May 18, 2007
DEF 14A Proxy statement Apr 27, 2007 May 30, 2007
DEF 14A Proxy statement Nov 20, 2006 Dec 19, 2006
PREM14A Filing Jun 30, 2006 Jun 30, 2006
DEF 14A Proxy statement Apr 29, 2005 May 26, 2005
DEF 14A Proxy statement Nov 22, 2004 Dec 14, 2004
DEF 14A Proxy statement Dec 5, 2003 Jan 8, 2004
PRE 14A Preliminary proxy statement Nov 7, 2003 Dec 1, 2003

Showing 35 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Pharmaceutical Preparations (SIC 2834)
Listed as
SIGA (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
New York, NY
SEC filer status
Accelerated filer
SEC CIK
1010086
Former names
SIGA PHARMACEUTICALS INC (until May 25, 2000)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.