{"schema_version":"secwatch.filing_event.v1","accession":"0001018164-26-000012","form_type":"8-K","ticker":"WLFC","cik":"0001018164","company_name":"WILLIS LEASE FINANCE CORP","filed_at":"2026-02-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.406054+00:00","generated_at":"2026-05-16T03:47:55.005950+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"WLFC partners with CFM to extend CFM56 engine life via core restoration program","bullets":["First commercial engine lessor to collaborate with OEM CFM on extending CFM56-5B/7B life.","Program restores core components instead of full disassembly, keeping engines in service longer.","Initial group of engines inducted; WLFC plans to grow the program across additional assets.","Shop visits will be performed in WLFC's own shops and others, offering quality at reasonable price.","WLFC will benefit from OEM materials to service CFM56 engines under the agreement."],"urls":{"canonical":"https://secwatch.observer/filing/0001018164-26-000012","json":"https://secwatch.observer/filing/0001018164-26-000012.json","markdown":"https://secwatch.observer/filing/0001018164-26-000012.md","text":"https://secwatch.observer/filing/0001018164-26-000012.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1018164/000101816426000012/0001018164-26-000012-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1018164/000101816426000012/wlfc-20260209.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T03:47:55.005950+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"}