William Blair Investment Management
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William Blair Investment Management’s iRhythm Technologies IRTC Stock Holding History

William Blair Investment Management’s Portfolio IRTC Stock Details IRTC Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2022
Q4 		– Sell
2022
Q3 		$8.03M Buy
2020
Q4 		– Sell
2020
Q3 		$255M Sell
2020
Q2 		$165M Sell
2020
Q1 		$117M Buy
2019
Q4 		$84M Buy