MJ
Michael J. O'Sullivan
DELAYED 1 MONTH
Senior Vice President, General Counsel and Secretary
BERKSHIRE HATHAWAY INC
Filings
1
Companies
1
Latest
May 6, 2026
Transactions
Signal
Ticker / Company
Insider
Transaction
Value
Filed
59
BRK.B+422% IN
BERKSHIRE HATHAWAY INC
Michael J. O'Sullivan
Senior Vice President, General Counsel and Secretary
Purchase
$250.5K
536 sh
May 6 11:04 PM
May 6, 2026