William Blair & Company’s MasTec MTZ Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	$252K	Buy	+1,478	New	+$252K	﹤0.01%	1328
2025 Q1	–	Sell	-1,478	Closed	-$201K	–	1853
2024 Q4	$201K	Buy	+1,478	New	+$201K	﹤0.01%	1438