Mainstream Capital Management’s Costco COST Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	$2.26M	Sell	2,280 -2	-0.1%	-$1.98K	1.64%	14
2025 Q1	$2.16M	Buy	2,282 +106	+5%	+$100K	1.71%	11
2024 Q4	$1.99M	Buy	2,176 +15	+0.7%	+$13.7K	1.4%	15
2024 Q3	$1.92M	Buy	+2,161	New	+$1.92M	1.63%	15