SIGA TECHNOLOGIES INC

SIGA has adopted a Code of Ethics and Business Conduct that applies to its officers, directors and employees including, without limitation, our Chief Executive Officer, Executive Vice President & Chief Financial Officer, General Counsel, Executive Vice President & Chief Scientific Officer, and Executive Vice President & Chief Medical Officer. The Code of Ethics and Business Conduct is available on SIGA’s website at www.siga.com under the “Corporate Governance” section. In the event that there is any amendment to or waiver from any provision of the Code of Ethics and Business Conduct that requires disclosure under SEC or Nasdaq rules, SIGA intends to satisfy these disclosure requirements by posting such information on its website, as permitted by Item 5.05(c) of Form 8-K.