{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-21-031376","form_type":"8-K","ticker":"SIGA","cik":"0001010086","company_name":"SIGA TECHNOLOGIES INC","filed_at":"2021-09-15T23:59:59+00:00","discovered_at":"2026-05-14T18:04:16.846404+00:00","generated_at":"2026-06-29T03:23:35.926751+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"medium","headline":"DoD intends to negotiate sole-source contract with SIGA for TPOXX; size and timing not disclosed","bullets":["DoD publicly disclosed intent to negotiate a firm fixed-price sole-source contract for TPOXX.","SIGA believes initial order likely will be for a limited quantity of TPOXX.","No assurance that SIGA will successfully negotiate the contract or its terms.","SIGA continues discussions with DoD and other U.S. agencies on TPOXX stockpiles."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-21-031376","json":"https://secwatch.observer/filing/0001140361-21-031376.json","markdown":"https://secwatch.observer/filing/0001140361-21-031376.md","text":"https://secwatch.observer/filing/0001140361-21-031376.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1010086/000114036121031376/0001140361-21-031376-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1010086/000114036121031376/brhc10028991_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T03:23:35.926751+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}