{"schema_version":"secwatch.filing_event.v1","accession":"0001171843-23-000518","form_type":"8-K","ticker":"ABUS","cik":"0001447028","company_name":"Arbutus Biopharma Corp","filed_at":"2023-01-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.040280+00:00","generated_at":"2026-06-20T07:07:21.977915+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Arbutus Biopharma director Tram Tran resigns effective Feb 26, 2023 for public service role","bullets":["Dr. Tram Tran resigned from the Board effective Feb 26, 2023, to begin a public service role on Feb 27.","She joined the Board in Nov 2021 and served on the Executive Compensation and Human Resources Committee.","Resignation is not due to any disagreement with the company; board will immediately search for a replacement."],"urls":{"canonical":"https://secwatch.observer/filing/0001171843-23-000518","json":"https://secwatch.observer/filing/0001171843-23-000518.json","markdown":"https://secwatch.observer/filing/0001171843-23-000518.md","text":"https://secwatch.observer/filing/0001171843-23-000518.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1447028/000117184323000518/0001171843-23-000518-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1447028/000117184323000518/f8k_012623.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-20T07:07:21.977915+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":[{"claim_id":"dd64030664","claim":"Tram Tran resigned as Director at Arbutus Biopharma Corp.","evidence_excerpt":"On January 23, 2023, Tram Tran, M.D. notified Arbutus Biopharma Corporation (the “Company”) of her decision to resign from the Board of Directors of the Company and all committees thereof, effective as of February 26, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1447028/000117184323000518/0001171843-23-000518-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}