{"schema_version":"secwatch.filing_event.v1","accession":"0001018164-25-000159","form_type":"8-K","ticker":"WLFC","cik":"0001018164","company_name":"WILLIS LEASE FINANCE CORP","filed_at":"2025-12-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:38.549415+00:00","generated_at":"2026-05-16T12:13:08.484398+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"WLFC closes $600M credit investment partnership with Liberty Mutual Investments","bullets":["Partnership will invest up to $600M in loan and loan-like engine financings.","Inaugural partnership with LMI supported by warehouse debt facility from Bank of America N.A.","WLFC pioneered revolving credit lease structure in 2021; partnership accelerates asset management growth.","LMI invests over $117B globally on behalf of Liberty Mutual Group."],"urls":{"canonical":"https://secwatch.observer/filing/0001018164-25-000159","json":"https://secwatch.observer/filing/0001018164-25-000159.json","markdown":"https://secwatch.observer/filing/0001018164-25-000159.md","text":"https://secwatch.observer/filing/0001018164-25-000159.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1018164/000101816425000159/0001018164-25-000159-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1018164/000101816425000159/wlfc-20251218.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:13:08.484398+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"}