SIGA Technologies Inc. revenue for the last year amounted to 138.72 M USD, the most of which — 138.72 M USD — came from its highest performing source at the moment, Antiviral Drug for Human Smallpox, the year earlier bringing 139.92 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought SIGA Technologies Inc. 115.74 M USD, and the year before that — 118.65 M USD.