{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-026882","form_type":"8-K","ticker":"THG","cik":"0000944695","company_name":"HANOVER INSURANCE GROUP, INC.","filed_at":"2025-02-25T23:59:59+00:00","discovered_at":"2026-05-14T18:03:06.889892+00:00","generated_at":"2026-05-26T05:20:36.069559+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Hanover Insurance CFO Farber appointed PAO; Barnes resigns","bullets":["Warren E. Barnes resigned as SVP, Corporate Controller and PAO effective Feb 25, 2025.","Jeffrey M. Farber, EVP and CFO since 2016, appointed as additional Principal Accounting Officer.","Barnes' retirement from the company remains effective April 1, 2025, as previously disclosed.","Farber previously held senior roles at AIG, Bear Stearns, and Deloitte & Touche."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-026882","json":"https://secwatch.observer/filing/0000950170-25-026882.json","markdown":"https://secwatch.observer/filing/0000950170-25-026882.md","text":"https://secwatch.observer/filing/0000950170-25-026882.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/944695/000095017025026882/0000950170-25-026882-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/944695/000095017025026882/thg-20250225.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-26T05:20:36.069559+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":"4a6302cc42","claim":"Jeffrey M. Farber was appointed as Principal Accounting Officer at HANOVER INSURANCE GROUP, INC..","evidence_excerpt":"the Board of Directors of the Registrant appointed Jeffrey M. Farber, 60, the Registrant’s Executive Vice President and Chief Financial Officer, to assume the role of PAO.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/944695/000095017025026882/0000950170-25-026882-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Principal Accounting Officer"}],"fact_type":"executive_change"},{"claim_id":"c673f06704","claim":"Warren E. Barnes resigned as Senior Vice President, Corporate Controller and Principal Accounting Officer at HANOVER INSURANCE GROUP, INC..","evidence_excerpt":"on February 25, 2025, Mr. Barnes resigned as Senior Vice President, Corporate Controller and PAO","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/944695/000095017025026882/0000950170-25-026882-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Senior Vice President, Corporate Controller and Principal Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}