William Blair Investment Management
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William Blair Investment Management’s MKS Inc MKSI Stock Holding History

William Blair Investment Management’s Portfolio MKSI Stock Details MKSI Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q3 		– Sell
2023
Q2 		$111M Buy
2023
Q1 		$79.5M Buy
2022
Q4 		$75.3M Sell
2022
Q3 		$78.7M Sell
2022
Q2 		$108M Sell
2022
Q1 		$163M Buy
2021
Q4 		$121M Buy
2021
Q3 		$18.3M Buy
2021
Q2 		$15.8M Buy