Capital World Investors’s Ionis Pharmaceuticals IONS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$495M Buy
12,540,188
+178,194
+1% +$7.04M 0.07% 197
2025
Q1
$373M Buy
12,361,994
+896,581
+8% +$27M 0.06% 225
2024
Q4
$401M Buy
11,465,413
+3,637,041
+46% +$127M 0.06% 209
2024
Q3
$314M Buy
7,828,372
+5,576,283
+248% +$223M 0.05% 241
2024
Q2
$107M Buy
2,252,089
+1,412,626
+168% +$67.3M 0.02% 324
2024
Q1
$36.4M Hold
839,463
0.01% 418
2023
Q4
$42.5M Hold
839,463
0.01% 398
2023
Q3
$38.1M Hold
839,463
0.01% 400
2023
Q2
$34.4M Buy
+839,463
New +$34.4M 0.01% 398