Mainstream Capital Management’s Berkshire Hathaway Class B BRK.B Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	$2.57M	Sell	5,296 -93	-2%	-$45.2K	1.87%	12
2025 Q1	$2.87M	Buy	5,389 +143	+3%	+$76.2K	2.27%	9
2024 Q4	$2.38M	Buy	5,246 +65	+1%	+$29.5K	1.67%	10
2024 Q3	$2.38M	Buy	+5,181	New	+$2.38M	2.03%	10