{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-060317","form_type":"8-K","ticker":"APVO","cik":"0001671584","company_name":"Aptevo Therapeutics Inc.","filed_at":"2025-04-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.281764+00:00","generated_at":"2026-05-23T03:53:46.142354+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Aptevo files prospectus supplement to sell up to $3.17M in common stock via ATM","bullets":["ATM offering of up to $3,167,548 in common stock under sales agreement with Roth Capital Partners.","As of April 29, 2025, 305,845 shares sold at $0.5946/share for $181,848 gross proceeds.","Supplement amends prior April 28, 2025 prospectus supplement; legal opinion filed as Exhibit 5.1.","Shares offered under existing S-3 registration statement (File No. 333-284969).","Paul Hastings LLP provided the legal opinion included in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-060317","json":"https://secwatch.observer/filing/0000950170-25-060317.json","markdown":"https://secwatch.observer/filing/0000950170-25-060317.md","text":"https://secwatch.observer/filing/0000950170-25-060317.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1671584/000095017025060317/0000950170-25-060317-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1671584/000095017025060317/apvo-20250429.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T03:53:46.142354+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"}