O'Sullivan Michael J. bought BRK.B
May 6, 2026 · Form 4 insider transaction
O'Sullivan Michael J. bought 53 shares of Berkshire hathaway Inc. New at $470.22 per share, a transaction worth $24.9K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Acquired (buy-side)
Shares
53
Price
$470.22
Total value
$24.9K
InsiderO'Sullivan Michael J.
RoleOfficer
SecurityClass B Common Stock
Transaction codeP: Open-market purchase
Transaction dateMay 6, 2026
Filing dateMay 6, 2026
Shares owned after663
OwnershipIndirect
10b5-1 planNo
AmendedNo
Footnotes
Shares held by a living trust of which the reporting person is trustee.