{"schema_version":"secwatch.filing_event.v1","accession":"0001805077-25-000027","form_type":"8-K","ticker":"EOSE","cik":"0001805077","company_name":"Eos Energy Enterprises, Inc.","filed_at":"2025-03-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.947044+00:00","generated_at":"2026-05-24T04:08:21.404870+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Eos Energy appoints former Exelon CFO Joseph Nigro to board of directors","bullets":["Joseph Nigro, former CFO of Exelon and CEO of Constellation Energy, appointed effective March 26, 2025.","Nigro will serve as Class II director on Audit and Leadership Development & Compensation Committees.","Board expands to ten directors; Nigro receives $25k annual cash retainer and $150k equity retainer.","Nigro currently serves on Talen Energy board and advises Blackstone's energy transition practice.","Appointment strengthens board expertise as Eos scales zinc-based long-duration energy storage production."],"urls":{"canonical":"https://secwatch.observer/filing/0001805077-25-000027","json":"https://secwatch.observer/filing/0001805077-25-000027.json","markdown":"https://secwatch.observer/filing/0001805077-25-000027.md","text":"https://secwatch.observer/filing/0001805077-25-000027.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1805077/000180507725000027/0001805077-25-000027-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1805077/000180507725000027/eose-20250326.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T04:08:21.404870+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"}