{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-285240","form_type":"8-K","ticker":"BRK-B","cik":"0001067983","company_name":"BERKSHIRE HATHAWAY INC","filed_at":"2023-11-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:28.106914+00:00","generated_at":"2026-06-07T20:12:09.883020+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Berkshire Hathaway issues ¥122B in senior notes across five tranches","bullets":["Issued ¥73.4B aggregate principal of 0.955% Senior Notes due 2026.","Issued ¥17.1B of 1.194% notes due 2028 and ¥12.3B of 1.685% notes due 2033.","Issued ¥4.0B of 2.240% notes due 2043 and ¥15.2B of 2.502% notes due 2058.","Total aggregate principal amount approximately ¥122 billion across five maturities.","Notes sold under underwriting agreement with Merrill Lynch and Mizuho Securities USA."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-285240","json":"https://secwatch.observer/filing/0001193125-23-285240.json","markdown":"https://secwatch.observer/filing/0001193125-23-285240.md","text":"https://secwatch.observer/filing/0001193125-23-285240.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1067983/000119312523285240/0001193125-23-285240-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1067983/000119312523285240/d907061d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T20:12:09.883020+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"}