{"schema_version":"secwatch.filing_event.v1","accession":"0001289308-25-000008","form_type":"8-K","ticker":"ENS","cik":"0001289308","company_name":"EnerSys","filed_at":"2025-03-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:03.225487+00:00","generated_at":"2026-05-24T02:55:47.342109+00:00","sec_items":["5.02","7.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"EnerSys separates with CTO Joern Tinnemeyer; appoints Mark Matthews as Acting CTO","bullets":["March 26, 2025: EnerSys separated employment with Joern Tinnemeyer, SVP and Chief Technology Officer.","Mark Matthews, President Specialty Global, appointed Acting Chief Technology Officer effective March 26, 2025.","Matthews will retain his President, Specialty Global role while serving as Acting CTO."],"urls":{"canonical":"https://secwatch.observer/filing/0001289308-25-000008","json":"https://secwatch.observer/filing/0001289308-25-000008.json","markdown":"https://secwatch.observer/filing/0001289308-25-000008.md","text":"https://secwatch.observer/filing/0001289308-25-000008.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1289308/000128930825000008/0001289308-25-000008-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1289308/000128930825000008/ens-20250326.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T02:55:47.342109+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":"e158cb278f","claim":"Joern Tinnemeyer departed as Senior Vice President and Chief Technology Officer at EnerSys.","evidence_excerpt":"On March 26, 2025, EnerSys separated employment with Joern Tinnemeyer, EnerSys’ Senior Vice President and Chief Technology Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1289308/000128930825000008/0001289308-25-000008-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"separated employment"},{"label":"Role","value":"Senior Vice President and Chief Technology Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}