William Blair & Company
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William Blair & Company’s Kosmos Energy KOS Stock Holding History

William Blair & Company’s Portfolio KOS Stock Details KOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$166K Hold
2025
Q2 		$172K Buy
2025
Q1 		$114K Buy
2024
Q4 		– Sell
2024
Q3 		$281K Buy
2024
Q2 		$357K Buy
2024
Q1 		$341K Hold
2023
Q4 		$384K Hold
2023
Q3 		$468K Buy
2023
Q2 		$270K Sell
2023
Q1 		$425K Buy