State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s American Superconductor AMSC Stock Holding History

State of Wisconsin Investment Board’s Portfolio AMSC Stock Details AMSC Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$380K Buy
2023
Q2 		– Sell
2023
Q1 		$101K Sell
2022
Q4 		$184K Sell
2022
Q3 		$336K Sell
2022
Q2 		$641K Buy
2022
Q1 		$447K Buy
2021
Q3 		– Sell
2021
Q2 		$303K Buy
2021
Q1 		$319K Buy
2020
Q4 		$349K Buy