Capital World Investors
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Capital World Investors’s Ionis Pharmaceuticals IONS Stock Holding History

Capital World Investors’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
Q3 		$832M Buy
2025
Q2 		$495M Buy
2025
Q1 		$373M Buy
2024
Q4 		$401M Buy
2024
Q3 		$314M Buy
2024
Q2 		$107M Buy
2024
Q1 		$36.4M Hold
2023
Q4 		$42.5M Hold
2023
Q3 		$38.1M Hold
2023
Q2 		$34.4M Buy