{"schema_version":"secwatch.filing_event.v1","accession":"0002038118-25-000008","form_type":"8-K","ticker":null,"cik":"0002038118","company_name":"FirstEnergy Transmission, LLC","filed_at":"2025-03-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.850019+00:00","generated_at":"2026-05-25T00:15:00.069853+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"FirstEnergy Transmission CFO Joseph Storsin resigns; Jason Lisowski named acting principal financial officer","bullets":["Joseph Storsin, VP Finance and principal financial officer, resigns effective March 21, 2025; no disagreement with management.","Jason Lisowski, current VP and Controller, will serve as acting principal financial officer from March 21, 2025.","Lisowski also serves as VP, Controller and CAO of FirstEnergy Corp.; remains VP and Controller of FirstEnergy Transmission.","Lisowski is a member of FirstEnergy Transmission's Board of Directors."],"urls":{"canonical":"https://secwatch.observer/filing/0002038118-25-000008","json":"https://secwatch.observer/filing/0002038118-25-000008.json","markdown":"https://secwatch.observer/filing/0002038118-25-000008.md","text":"https://secwatch.observer/filing/0002038118-25-000008.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2038118/000203811825000008/0002038118-25-000008-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2038118/000203811825000008/fet-20250305.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-25T00:15:00.069853+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":"fad7febb42","claim":"Jason Lisowski was appointed as acting principal financial officer at FirstEnergy Transmission, LLC.","evidence_excerpt":"Jason Lisowski, the Company’s current Vice President and Controller will act as the Company’s principal financial officer, effective as of the Effective Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2038118/000203811825000008/0002038118-25-000008-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"acting principal financial officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}