{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-048514","form_type":"8-K","ticker":"AMGN","cik":"0000318154","company_name":"AMGEN INC","filed_at":"2022-02-22T23:59:59+00:00","discovered_at":"2026-05-14T18:04:09.224305+00:00","generated_at":"2026-06-27T06:20:03.792056+00:00","sec_items":["1.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Amgen issues $4B of senior notes across four tranches with maturities to 2062","bullets":["Issued $750M 3.000% notes due 2029, $1B 3.350% notes due 2032, $1B 4.200% notes due 2052, $1.25B 4.400% notes due 2062.","Net proceeds of ~$3.949B after underwriters' discounts and estimated offering expenses.","Notes rank equally with other senior unsecured debt; effectively subordinated to subsidiary obligations.","Interest payable semi-annually on Feb 22 and Aug 22, beginning Aug 22, 2022.","Change-of-control trigger requires repurchase at 101% of principal plus accrued interest."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-048514","json":"https://secwatch.observer/filing/0001193125-22-048514.json","markdown":"https://secwatch.observer/filing/0001193125-22-048514.md","text":"https://secwatch.observer/filing/0001193125-22-048514.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/318154/000119312522048514/0001193125-22-048514-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/318154/000119312522048514/d302710d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T06:20:03.792056+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"}