BRK.B insider transaction filings

BERKSHIRE HATHAWAY INC — 2 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-13. Screen BRK.B transaction legs live →

FiledFormInsiderReported transactionsSource
2026-08-134O'Sullivan Michael J. — See RemarksPurchase (P): 45 @ $510.64 · Purchase (P): 400 @ $512.52 · Purchase (P): 43 @ $513.61EDGAR
2026-05-064O'Sullivan Michael J. — See RemarksPurchase (P): 483 @ $467.13 · Purchase (P): 53 @ $470.22EDGAR

Recent 8-K events — BERKSHIRE HATHAWAY INC

FiledFormItems reportedSource
2026-08-118-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-078-K2.02 — Results of Operations and Financial Condition
5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
5.07 — Submission of Matters to a Vote of Security Holders
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-168-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-03-058-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-03-028-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-01-068-K/A5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain OfficersEDGAR
2025-12-118-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
9.01 — Financial Statements and Exhibits
EDGAR
2025-11-218-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-11-038-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-10-038-K5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
9.01 — Financial Statements and Exhibits
EDGAR
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