{"schema_version":"secwatch.filing_event.v1","accession":"0001564590-23-003159","form_type":"8-K","ticker":"ACHV","cik":"0000949858","company_name":"ACHIEVE LIFE SCIENCES, INC.","filed_at":"2023-03-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.688657+00:00","generated_at":"2026-06-18T12:37:49.093934+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Achieve Life Sciences enters cooperation agreement with Dialectic Capital; appoints three new directors","bullets":["Company to appoint three Designees to Board by March 21, 2023, filling vacancies from incumbent departures or board expansion.","Board size to be set at eight directors by 2023 Annual Meeting; incumbent directors may resign to comply.","Dialectic agrees to standstill, voting commitments, and non-disparagement until Expiration Date (generally 15 business days before 2024 annual meeting).","Designees to be nominated for election at 2023 Annual Meeting; at least one Designee on each committee except CMC.","Agreement terminates if Dialectic ownership falls below 10% or material breach."],"urls":{"canonical":"https://secwatch.observer/filing/0001564590-23-003159","json":"https://secwatch.observer/filing/0001564590-23-003159.json","markdown":"https://secwatch.observer/filing/0001564590-23-003159.md","text":"https://secwatch.observer/filing/0001564590-23-003159.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/949858/000156459023003159/0001564590-23-003159-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/949858/000156459023003159/achv-8k_20230301.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T12:37:49.093934+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"}