Marshall Wace’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
$518K Buy
13,100
+3,998
+44% +$158K ﹤0.01% 2000
2025
Q1
$275K Sell
9,102
-803,204
-99% -$24.2M ﹤0.01% 2178
2024
Q4
$28.4M Sell
812,306
-1,108,158
-58% -$38.7M 0.03% 406
2024
Q3
$76.9M Buy
1,920,464
+1,747,265
+1,009% +$70M 0.09% 181
2024
Q2
$8.25M Buy
173,199
+157,756
+1,022% +$7.52M 0.01% 745
2024
Q1
$669K Sell
15,443
-118,106
-88% -$5.12M ﹤0.01% 1592
2023
Q4
$6.76M Buy
133,549
+65,422
+96% +$3.31M 0.01% 674
2023
Q3
$3.09M Sell
68,127
-936
-1% -$42.5K 0.01% 917
2023
Q2
$2.83M Buy
+69,063
New +$2.83M 0.01% 1034
2021
Q3
Sell
-176,820
Closed -$7.05M 2603
2021
Q2
$7.05M Buy
+176,820
New +$7.05M 0.03% 582
2021
Q1
Sell
-111,269
Closed -$6.29M 2306
2020
Q4
$6.29M Buy
111,269
+54,407
+96% +$3.08M 0.03% 456
2020
Q3
$2.7M Buy
+56,862
New +$2.7M 0.02% 688
2020
Q1
Sell
-1,016
Closed -$61K 1809
2019
Q4
$61K Buy
1,016
+455
+81% +$27.3K ﹤0.01% 1473
2019
Q3
$34K Buy
+561
New +$34K ﹤0.01% 1499
2019
Q2
Sell
-45
Closed -$4K 1533
2019
Q1
$4K Buy
+45
New +$4K ﹤0.01% 1640
2018
Q4
Sell
-8,939
Closed -$461K 1684
2018
Q3
$461K Buy
+8,939
New +$461K ﹤0.01% 943
2016
Q1
Sell
-128,328
Closed -$7.95M 1101
2015
Q4
$7.95M Sell
128,328
-2,842
-2% -$176K 0.07% 272
2015
Q3
$5.3M Sell
131,170
-18,115
-12% -$732K 0.07% 283
2015
Q2
$8.59M Buy
+149,285
New +$8.59M 0.11% 201