Aberdeen Group
IONS icon

Aberdeen Group’s Ionis Pharmaceuticals IONS Stock Holding History

Aberdeen 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
2026
Q1 		$8.55M Buy
113,843
+84,917
+294% +$6.7M 0.01% 614
2025
Q4 		$2.29M Sell
28,926
-58,998
-67% -$4.44M ﹤0.01% 768
2025
Q3 		$5.75M Sell
87,924
-318,770
-78% -$15.6M 0.01% 685
2025
Q2 		$16.2M Sell
406,694
-39,503
-9% -$1.29M 0.03% 474
2025
Q1 		$13.5M Buy
446,197
+44,696
+11% +$1.46M 0.03% 492
2024
Q4 		$14M Buy
401,501
+98,227
+32% +$3.67M 0.03% 446
2024
Q3 		$12.1M Buy
303,274
+56,357
+23% +$2.62M 0.02% 485
2024
Q2 		$11.8M Buy
246,917
+27,496
+13% +$1.13M 0.02% 482
2024
Q1 		$9.51M Buy
219,421
+83,002
+61% +$3.96M 0.02% 558
2023
Q4 		$6.9M Buy
+136,419
New +$6.53M 0.02% 619
2021
Q2 		– Sell
-5,197
Closed -$234K – 1026
2021
Q1 		$234K Buy
5,197
+405
+8% +$22.6K ﹤0.01% 971
2020
Q4 		$271K Buy
4,792
+543
+13% +$27.1K ﹤0.01% 931
2020
Q3 		$202K Sell
4,249
-3,620
-46% -$201K ﹤0.01% 922
2020
Q2 		$464K Buy
7,869
+18
+0.2% +$1K ﹤0.01% 866
2020
Q1 		$372K Buy
7,851
+213
+3% +$11.9K ﹤0.01% 865
2019
Q4 		$461K Buy
7,638
+132
+2% +$7.87K ﹤0.01% 887
2019
Q3 		$450K Sell
7,506
-20,294
-73% -$1.32M ﹤0.01% 865
2019
Q2 		$1.79M Buy
+27,800
New +$1.97M ﹤0.01% 758

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $121B AUM 33.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return