{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-354132","form_type":"8-K","ticker":"MRK","cik":"0000310158","company_name":"Merck & Co., Inc.","filed_at":"2021-12-10T23:59:59+00:00","discovered_at":"2026-05-14T18:04:15.034614+00:00","generated_at":"2026-06-28T02:12:41.134586+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Merck raises $8.0B via multi-tranche note offering (1.700%-2.900% maturities 2027-2061)","bullets":["On Dec 10, 2021, closed underwritten public offering of $8.0B aggregate principal amount of senior notes.","Tranches: $1.5B 1.700% notes due 2027, $1.0B 1.900% notes due 2028, $2.0B 2.150% notes due 2031.","Also $2.0B 2.750% notes due 2051 and $1.5B 2.900% notes due 2061.","Notes issued under indenture dated Jan 6, 2010 with U.S. Bank Trust National Association as trustee."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-354132","json":"https://secwatch.observer/filing/0001193125-21-354132.json","markdown":"https://secwatch.observer/filing/0001193125-21-354132.md","text":"https://secwatch.observer/filing/0001193125-21-354132.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/310158/000119312521354132/0001193125-21-354132-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/310158/000119312521354132/d124536d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T02:12:41.134586+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"}