Search
Ionis Pharmaceuticals Inc
IONSAdd to Watchlist
58.090USD
-0.040-0.07%
Close 09-04 16:00（ET）
9.62BMarket Cap
LossP/E TTM
Shareholding Stats
Updated: Thu, May 14
Updated: Thu, May 14
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Fidelity Management & Research Company LLC
14.57%
Capital World Investors
10.87%
T. Rowe Price Investment Management, Inc.
5.51%
BlackRock Institutional Trust Company, N.A.
5.22%
Vanguard Portfolio Management, LLC
4.73%
Other
59.10%
Shareholders
Shareholders
Proportion
Fidelity Management & Research Company LLC
14.57%
Capital World Investors
10.87%
T. Rowe Price Investment Management, Inc.
5.51%
BlackRock Institutional Trust Company, N.A.
5.22%
Vanguard Portfolio Management, LLC
4.73%
Other
59.10%
Shareholder Types
Shareholders
Proportion
Investment Advisor
70.17%
Investment Advisor/Hedge Fund
19.99%
Hedge Fund
12.11%
Research Firm
1.99%
Pension Fund
1.16%
Bank and Trust
0.87%
Individual Investor
0.72%
Sovereign Wealth Fund
0.19%
Insurance Company
0.16%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
942
197.51M
119.51%
+12.09M
2025Q4
884
176.89M
109.21%
-8.44M
2025Q3
815
172.95M
106.78%
-7.24M
2025Q2
801
185.40M
116.34%
+8.33M
2025Q1
826
174.18M
109.45%
-1.97M
2024Q4
819
166.51M
104.84%
-2.69M
2024Q3
814
162.85M
103.55%
+6.60M
2024Q2
810
149.96M
102.64%
-3.87M
2024Q1
792
148.14M
101.63%
-5.27M
2023Q4
782
147.15M
102.53%
-3.26M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Fidelity Management & Research Company LLC
24.07M
14.57%
+383.06K
+1.62%
Dec 31, 2025
Capital World Investors
17.96M
10.87%
+5.24M
+41.17%
Dec 31, 2025
T. Rowe Price Investment Management, Inc.
9.11M
5.51%
-4.05M
-30.77%
Dec 31, 2025
BlackRock Institutional Trust Company, N.A.
8.63M
5.23%
+180.41K
+2.13%
Dec 31, 2025
Wellington Management Company, LLP
6.26M
3.79%
-328.49K
-4.99%
Dec 31, 2025
Two Sigma Investments, LP
5.72M
3.46%
+2.07M
+56.76%
Dec 31, 2025
Bellevue Asset Management AG
4.80M
2.91%
-1.44M
-23.10%
Dec 31, 2025
State Street Investment Management (US)
3.97M
2.41%
-413.79K
-9.43%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Invesco Biotechnology & Genome ETF
5.24%
ARK Genomic Revolution ETF
4.11%
Virtus LifeSci Biotech Products ETF
3.34%
Franklin Genomic Advancements ETF
2.69%
Invesco Dorsey Wright Healthcare Momentum ETF
2.57%
First Trust Health Care Alphadex Fund
2.47%
VanEck Morningstar SMID Moat ETF
2.38%
WisdomTree BioRevolution Fund
2.28%
State Street SPDR S&P Biotech ETF
2.28%
Capital Group US Small and Mid Cap ETF
2.04%
View more
Invesco Biotechnology & Genome ETF
Proportion5.24%
ARK Genomic Revolution ETF
Proportion4.11%
Virtus LifeSci Biotech Products ETF
Proportion3.34%
Franklin Genomic Advancements ETF
Proportion2.69%
Invesco Dorsey Wright Healthcare Momentum ETF
Proportion2.57%
First Trust Health Care Alphadex Fund
Proportion2.47%
VanEck Morningstar SMID Moat ETF
Proportion2.38%
WisdomTree BioRevolution Fund
Proportion2.28%
State Street SPDR S&P Biotech ETF
Proportion2.28%
Capital Group US Small and Mid Cap ETF
Proportion2.04%