{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-224115","form_type":"8-K","ticker":"AMGN","cik":"0000318154","company_name":"AMGEN INC","filed_at":"2022-08-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:57.765136+00:00","generated_at":"2026-06-23T22:55:24.777654+00:00","sec_items":["1.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Amgen issues $3B in senior notes across three tranches with maturities 2029-2053","bullets":["Issued $1.25B of 4.050% Senior Notes due 2029, $750M of 4.200% due 2033, and $1.0B of 4.875% due 2053.","Net proceeds approximately $2.976B after underwriters' discounts and estimated offering expenses.","Notes are senior unsecured and rank equally with other senior unsecured indebtedness of the company.","Interest payable semi-annually; first payment Feb 18, 2023 (2029 notes) and March 1, 2023 (2033 and 2053 notes).","Change-in-control triggering event allows holders to require repurchase at 101% of principal plus accrued interest."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-224115","json":"https://secwatch.observer/filing/0001193125-22-224115.json","markdown":"https://secwatch.observer/filing/0001193125-22-224115.md","text":"https://secwatch.observer/filing/0001193125-22-224115.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/318154/000119312522224115/0001193125-22-224115-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/318154/000119312522224115/d280175d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T22:55:24.777654+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"}