{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-121671","form_type":"8-K","ticker":"MRK","cik":"0000310158","company_name":"Merck & Co., Inc.","filed_at":"2023-11-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.609775+00:00","generated_at":"2026-06-07T21:14:55.751003+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Merck appoints Dalton Smart III as principal accounting officer, succeeding Rita Karachun","bullets":["Rita Karachun, principal accounting officer, resigns effective Dec 4, 2023; plans to retire in 2024.","Dalton E. Smart III appointed Senior VP Finance – Global Controller and principal accounting officer, effective Dec 4, 2023.","Smart previously served as Assistant Controller since Sep 2023 and VP Internal Audit from Mar 2015 to Aug 2023.","Resignation not due to any disagreement with company's operations, policies, or practices."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-121671","json":"https://secwatch.observer/filing/0001104659-23-121671.json","markdown":"https://secwatch.observer/filing/0001104659-23-121671.md","text":"https://secwatch.observer/filing/0001104659-23-121671.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/310158/000110465923121671/0001104659-23-121671-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/310158/000110465923121671/tm2331303d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T21:14:55.751003+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":"d01bb8f04d","claim":"Rita Karachun resigned as Senior Vice President Finance – Global Controller and principal accounting officer at Merck & Co., Inc..","evidence_excerpt":"On November 21, 2023, Rita Karachun, Senior Vice President Finance – Global Controller and principal accounting officer of Merck & Co., Inc. (the “Company”), gave notice of her intention to resign from this position effective December 4, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/310158/000110465923121671/0001104659-23-121671-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Senior Vice President Finance – Global Controller and principal accounting officer"}],"fact_type":"executive_change"},{"claim_id":"ed618b6312","claim":"Dalton E. Smart III was appointed as Senior Vice President Finance – Global Controller and principal accounting officer at Merck & Co., Inc..","evidence_excerpt":"On November 28, 2023, the Board of Directors (the “Board”) of the Company elected Dalton E. Smart III to serve as Senior Vice President Finance – Global Controller of the Company, effective December 4, 2023, making him the Company’s principal accounting officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/310158/000110465923121671/0001104659-23-121671-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Senior Vice President Finance – Global 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"}