SEC Form 4 insider trading filings tracked in real time from EDGAR

O'Sullivan Michael J. — See Remarks

Insider trading activity for O'Sullivan Michael J. sourced from SEC EDGAR Form 4 filings.

Overview

  • Title: See Remarks
  • Company: BERKSHIRE HATHAWAY INC
  • Total insider trades: 2
  • Total buy volume: $251K
  • Total sell volume: $0
  • Last trade: May 6, 2026

Recent Trades

DateInsiderTicker / Company TypeSharesValue
May 6, 2026 O'Sullivan Michael J. BRK.B BERKSHIRE HATHAWAY INC BUY 53 $25K
May 6, 2026 O'Sullivan Michael J. BRK.B BERKSHIRE HATHAWAY INC BUY 483 $226K

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