William Blair Investment Management
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William Blair Investment Management’s Allison Transmission ALSN Stock Holding History

William Blair Investment Management’s Portfolio ALSN Stock Details ALSN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$490K Sell
5,162
-81
-2% -$7.69K ﹤0.01% 376
2025
Q1 		$502K Buy
5,243
+1,492
+40% +$143K ﹤0.01% 376
2024
Q4 		$405K Sell
3,751
-939
-20% -$101K ﹤0.01% 404
2024
Q3 		$451K Buy
+4,690
New +$451K ﹤0.01% 382