{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-099390","form_type":"8-K","ticker":"ABUS","cik":"0001447028","company_name":"Arbutus Biopharma Corp","filed_at":"2026-08-21T11:53:12+00:00","discovered_at":"2026-08-21T11:55:00.556377+00:00","generated_at":"2026-08-21T11:55:07.421160+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Arbutus plans $230M Dutch auction tender offer at $5.00-$5.75/share","bullets":["Tender offer to repurchase up to $230M of common shares at $5.00-$5.75/share, funded from cash on hand.","Offer expected to commence ~Aug 24, 2026 and expire ~Sep 29, 2026; subject to Canadian/US exemptive relief.","CEO cites March 2026 Moderna settlement and July 2026 initial payment as funding source for the buyback.","J.P. Morgan Securities LLC is dealer-manager; Georgeson LLC and TSX Trust are info agent and depositary.","Company will continue to enforce LNP patent rights against Pfizer and BioNTech alongside licensee Genevant."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-099390","json":"https://secwatch.observer/filing/0001104659-26-099390.json","markdown":"https://secwatch.observer/filing/0001104659-26-099390.md","text":"https://secwatch.observer/filing/0001104659-26-099390.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1447028/000110465926099390/0001104659-26-099390-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1447028/000110465926099390/tm2623751d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-21T11:55:07.421160+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"}