Michael J. O'Sullivan

See Remarks

Total Bought

$225.62K

Total Sold

Net Position

+$225.62K

Companies

Not enough clean open-market history yet

Timing stats are shown once we have at least 2 open-market buys or 5 total P/S trades.

Current sample: 1 buys, 0 sells, 1 open-market trades.

Not enough data for win rate

Win rate stats require at least 3 evaluated buy trades with return data. Currently 1 available.

Active in:BRK-B

Transaction History

Date	Company	Code	Type	Shares	Price	Value	30d	90d	180d
May 6, 2026	BRK-B BERKSHIRE HATHAWAY INC	P	Purchase	483	$467.13	$225.62K	+4.50%	—	—