NEW YORK--(BUSINESS WIRE)--SIGA Technologies, Inc. (NASDAQ: SIGA) today announced the receipt of a 3 year, $16.5 million contract from the National Institute of Allergy and Infectious Diseases (NIAID) of the National Institutes for Health (NIH), to advance the development of SIGA-246, the company’s smallpox drug candidate. The award will support the development of SIGA-246 through the preparation and filing of a New Drug Application with the Food and Drug Administration. The receipt of this award brings the total amount of funding commitments the company has received from various sources since August 2nd to over $27 million.