{"schema_version":"secwatch.filing_event.v1","accession":"0001447028-24-000084","form_type":"8-K","ticker":"ABUS","cik":"0001447028","company_name":"Arbutus Biopharma Corp","filed_at":"2024-10-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:08.470985+00:00","generated_at":"2026-05-30T15:19:36.791479+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"CSO Michael J. Sofia to retire Dec 31, 2024; amendment clarifies severance and non-compete","bullets":["CSO Michael J. Sofia will retire effective December 31, 2024; amendment to employment agreement dated Oct 11, 2024.","Sofia eligible for 2024 annual target cash bonus ($204,800) prorated by corporate score, payable ~Feb 15, 2025.","Amendment carves out coronavirus and HDV-only treatments from non-compete; also allows academic teaching/research.","Sofia must sign release to receive benefits; 21-day consideration period and 7-day revocation.","No named replacement; retirement is planned, not abrupt."],"urls":{"canonical":"https://secwatch.observer/filing/0001447028-24-000084","json":"https://secwatch.observer/filing/0001447028-24-000084.json","markdown":"https://secwatch.observer/filing/0001447028-24-000084.md","text":"https://secwatch.observer/filing/0001447028-24-000084.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1447028/000144702824000084/0001447028-24-000084-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1447028/000144702824000084/abus-20241011.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T15:19:36.791479+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":"87f7ac0b65","claim":"Michael J. Sofia retired as Chief Scientific Officer at Arbutus Biopharma Corp.","evidence_excerpt":"As previously disclosed, Michael J. Sofia announced his retirement as Chief Scientific Officer of Arbutus Biopharma, Inc. (the “Company”), a subsidiary of Arbutus Biopharma Corporation, effective December 31, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1447028/000144702824000084/0001447028-24-000084-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Chief Scientific Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}