---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-108422"
form_type: "8-K"
ticker: "BRK-B"
cik: "0001067983"
company_name: "BERKSHIRE HATHAWAY INC"
filed_at: "2023-04-20T23:59:59+00:00"
generated_at: "2026-06-16T22:08:09.965697+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Berkshire Hathaway issues ¥164.4B in multi-tranche senior notes due 2026-2053

## Summary
- Issued ¥93.9B of 0.907% notes due 2026, ¥57.7B of 1.135% notes due 2028, and ¥5.6B of 1.348% notes due 2030.
- Also issued ¥4.2B of 1.592% notes due 2033 and ¥3.0B of 2.325% notes due 2053.
- Underwriting joint lead managed by Merrill Lynch International and Mizuho Securities USA LLC.
- Notes issued under existing indenture and registration statement on Form S-3.

## SEC filing metadata
- accession: 0001193125-23-108422
- form_type: 8-K
- ticker: BRK-B
- cik: 0001067983
- company_name: BERKSHIRE HATHAWAY INC
- filed_at: 2023-04-20T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1067983/000119312523108422/0001193125-23-108422-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1067983/000119312523108422/d840535d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-108422
- JSON: https://secwatch.observer/filing/0001193125-23-108422.json
- Plain text: https://secwatch.observer/filing/0001193125-23-108422.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.