Alyeska Investment Group
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Alyeska Investment Group’s Ionis Pharmaceuticals IONS Stock Holding History

Alyeska Investment Group’s Portfolio IONS Stock Details IONS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		$6.28M Buy
2025
Q1 		– Sell
2024
Q4 		$5.24M Sell
2024
Q3 		$6.77M Buy
2021
Q2 		– Sell
2021
Q1 		$19.2M Buy
2020
Q4 		$11.4M Buy