Two Sigma Investments’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
$70.7M Buy
1,788,367
+102,514
+6% +$4.05M 0.13% 208
2025
Q1
$50.9M Buy
1,685,853
+764,414
+83% +$23.1M 0.11% 231
2024
Q4
$32.2M Buy
921,439
+2,362
+0.3% +$82.6K 0.07% 324
2024
Q3
$36.8M Sell
919,077
-109,065
-11% -$4.37M 0.08% 296
2024
Q2
$49M Sell
1,028,142
-55,737
-5% -$2.66M 0.11% 205
2024
Q1
$47M Buy
1,083,879
+282,431
+35% +$12.2M 0.11% 228
2023
Q4
$40.5M Buy
801,448
+325,391
+68% +$16.5M 0.09% 246
2023
Q3
$21.6M Buy
476,057
+262,685
+123% +$11.9M 0.06% 343
2023
Q2
$8.75M Buy
213,372
+190,292
+824% +$7.81M 0.02% 652
2023
Q1
$825K Sell
23,080
-178,187
-89% -$6.37M ﹤0.01% 1897
2022
Q4
$7.6M Sell
201,267
-91,727
-31% -$3.46M 0.02% 633
2022
Q3
$13M Sell
292,994
-267,037
-48% -$11.8M 0.04% 408
2022
Q2
$20.7M Sell
560,031
-220,225
-28% -$8.15M 0.07% 315
2022
Q1
$28.9M Buy
780,256
+185,371
+31% +$6.87M 0.09% 291
2021
Q4
$18.1M Buy
594,885
+280,751
+89% +$8.54M 0.04% 453
2021
Q3
$10.5M Buy
314,134
+7,646
+2% +$256K 0.02% 584
2021
Q2
$12.2M Buy
306,488
+120,768
+65% +$4.82M 0.03% 571
2021
Q1
$8.35M Buy
185,720
+18,515
+11% +$832K 0.02% 641
2020
Q4
$9.45M Sell
167,205
-784,931
-82% -$44.4M 0.03% 524
2020
Q3
$45.2M Buy
952,136
+341,825
+56% +$16.2M 0.16% 131
2020
Q2
$36M Buy
610,311
+62,314
+11% +$3.67M 0.18% 110
2020
Q1
$25.9M Sell
547,997
-93,788
-15% -$4.43M 0.21% 73
2019
Q4
$38.8M Sell
641,785
-19,220
-3% -$1.16M 0.12% 181
2019
Q3
$39.6M Sell
661,005
-654,074
-50% -$39.2M 0.13% 182
2019
Q2
$84.5M Buy
1,315,079
+528,669
+67% +$34M 0.28% 75
2019
Q1
$63.8M Buy
786,410
+58,865
+8% +$4.78M 0.21% 115
2018
Q4
$39.3M Buy
727,545
+187,876
+35% +$10.2M 0.15% 159
2018
Q3
$27.8M Buy
539,669
+389,731
+260% +$20.1M 0.08% 317
2018
Q2
$6.25M Sell
149,938
-356,031
-70% -$14.8M 0.02% 679
2018
Q1
$22.3M Buy
505,969
+335,809
+197% +$14.8M 0.07% 293
2017
Q4
$8.56M Buy
170,160
+164,947
+3,164% +$8.3M 0.03% 594
2017
Q3
$264K Sell
5,213
-9,690
-65% -$491K ﹤0.01% 1732
2017
Q2
$758K Buy
+14,903
New +$758K ﹤0.01% 1459
2016
Q1
Sell
-462,310
Closed -$28.6M 2205
2015
Q4
$28.6M Buy
462,310
+141,699
+44% +$8.78M 0.14% 174
2015
Q3
$13M Sell
320,611
-115,628
-27% -$4.67M 0.07% 301
2015
Q2
$25.1M Buy
436,239
+337,703
+343% +$19.4M 0.12% 208
2015
Q1
$6.27M Buy
+98,536
New +$6.27M 0.03% 615
2013
Q4
Sell
-134,081
Closed -$5.03M 2269
2013
Q3
$5.03M Buy
+134,081
New +$5.03M 0.03% 529