William Blair Investment Management
AZEK

William Blair Investment Management’s The AZEK Co AZEK Stock Holding History

William Blair Investment Management’s Portfolio AZEK Stock Details AZEK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-2,518,105
Closed -$123M – 421
2025
Q1 		$123M Sell
2,518,105
-889,224
-26% -$43.5M 0.35% 82
2024
Q4 		$162M Sell
3,407,329
-136,522
-4% -$6.48M 0.4% 83
2024
Q3 		$166M Buy
+3,543,851
New +$166M 0.41% 84