secwatch.observer — SEC 8-K summary
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Issuer:     BERKSHIRE HATHAWAY INC (BRK-B)
CIK:        0001067983
Form:       8-K
Filed at:   2025-10-03T23:59:59+00:00
Accession:  0001193125-25-229405
Event type: other_material
Sentiment:  neutral
Materiality: 0.50
Item codes: 5.03, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Berkshire Hathaway amends bylaws to separate Chairman and CEO roles, effective immediately
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- Board amended and restated By-Laws on Sept 30, 2025; primary purpose is separating Chairman and CEO roles.
- Warren Buffett remains Chairman; Greg Abel to become President and CEO on Jan 1, 2026 (previously announced).
- New By-Law paragraph 3.5 added to Section 3; changes made to Section 4 regarding Officers.
- Amendment effective immediately; formalizes governance structure ahead of CEO transition.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1067983/000119312525229405/0001193125-25-229405-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1067983/000119312525229405/d84825d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-229405

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer