{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-301017","form_type":"8-K","ticker":"BRK-B","cik":"0001067983","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2022-12-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:49.493331+00:00","generated_at":"2026-06-21T07:15:17.485182+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Berkshire Hathaway issues ¥115B in yen-denominated senior notes across six maturities","bullets":["Total ¥115.0 billion aggregate principal amount of senior notes issued in six yen-denominated tranches.","Largest tranche: ¥55.0B at 0.783% due 2025; second largest: ¥41.5B at 1.029% due 2027.","Other four tranches: ¥1.0B at 1.180% due 2029, ¥4.0B at 1.452% due 2032, ¥5.1B at 2.003% due 2042, ¥8.4B at 2.368% due 2052.","Underwriters: Merrill Lynch International and Mizuho Securities USA LLC.","Notes issued under existing S-3 shelf registration statement filed Jan 28, 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-301017","json":"https://secwatch.observer/filing/0001193125-22-301017.json","markdown":"https://secwatch.observer/filing/0001193125-22-301017.md","text":"https://secwatch.observer/filing/0001193125-22-301017.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1067983/000119312522301017/0001193125-22-301017-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1067983/000119312522301017/d420179d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T07:15:17.485182+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"}