William Blair Investment Management
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William Blair Investment Management’s Ceco Environmental CECO Stock Holding History

William Blair Investment Management’s Portfolio CECO Stock Details CECO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$26.8M Buy
945,897
+44,310
+5% +$1.25M 0.07% 241
2025
Q1 		$20.6M Buy
+901,587
New +$20.6M 0.06% 292