Institutional Ownership Ionis Pharmaceuticals Inc (IONS)
This table provides information about the institutional ownership of Ionis Pharmaceuticals Inc (IONS). We have compiled data on the 412 institutions that hold shares in the stock, with a total of 140 Million shares, which have been reported (via 13F filing form) to have a value of $4.35 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Vanguard Group Inc
Valley Forge, PA |
Feb 11, 2025 Q4 2024 |
16,472,539
shares
|
$511 Million
0.01% of portfolio
|
Q4 2024
Added 9.41%
|
|
|
T. Rowe Price Investment Management, Inc.
Baltimore, MD |
Feb 14, 2025 Q4 2024 |
14,169,199
shares
|
$440 Million
0.31% of portfolio
|
Q4 2024
Added 0.01%
|
|
|
Capital World Investors
Los Angeles, CA |
Feb 13, 2025 Q4 2024 |
11,465,413
shares
|
$356 Million
0.06% of portfolio
|
Q4 2024
Added 46.46%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
10,321,030
shares
|
$320 Million
0.01% of portfolio
|
Q2 2024
Added 5.62%
|
|
|
Wellington Management Group LLP
Boston, MA |
Feb 12, 2025 Q4 2024 |
8,672,148
shares
|
$269 Million
0.06% of portfolio
|
Q4 2024
Reduced 0.73%
|
|
|
Bellevue Group Ag
Kuesnacht, V8 |
Feb 14, 2025 Q4 2024 |
7,868,700
shares
|
$244 Million
5.48% of portfolio
|
Q4 2024
Reduced 0.07%
|
|
|
State Street Corp
Boston, MA |
Feb 14, 2025 Q4 2024 |
5,426,413
shares
|
$168 Million
0.01% of portfolio
|
Q4 2024
Added 11.88%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Feb 14, 2025 Q4 2024 |
3,826,939
shares
|
$119 Million
0.02% of portfolio
|
Q4 2024
Reduced 9.1%
|
|
|
Tweedy Browne Co.
Tweedy, Browne CO LLC | Stamford, Ct
|
Feb 12, 2025 Q4 2024 |
3,248,863
shares
|
$101 Million
7.97% of portfolio
|
Q4 2024
Reduced 5.96%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
3,095,670
shares
|
$96.1 Million
0.15% of portfolio
|
Q2 2023
Added 178.13%
|
|
|
Orbimed Advisors LLC
San Diego, CA |
Feb 14, 2025 Q4 2024 |
2,817,347
shares
|
$87.5 Million
2.67% of portfolio
|
Q4 2024
Added 21.21%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Feb 12, 2025 Q4 2024 |
2,687,248
shares
|
$83.4 Million
0.01% of portfolio
|
Q4 2024
Added 0.71%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Feb 14, 2025 Q4 2024 |
2,165,916
shares
|
$67.2 Million
0.01% of portfolio
|
Q4 2024
Added 439.93%
|
|
|
Deep Track Capital, LP
Greenwich, CT |
Feb 14, 2025 Q4 2024 |
1,933,928
shares
|
$60 Million
2.98% of portfolio
|
Q4 2024
Reduced 12.09%
|
|
|
Ubs Group Ag
|
Feb 14, 2025 Q4 2024 |
1,917,608
shares
|
$59.5 Million
0.01% of portfolio
|
Q4 2024
Added 1042.25%
|
|
|
Macquarie Group LTD
Australia, C3 |
Feb 14, 2025 Q4 2024 |
1,769,743
shares
|
$54.9 Million
0.07% of portfolio
|
Q4 2024
Reduced 5.35%
|
|
|
Norges Bank
Oslo, Q8 |
Feb 12, 2025 Q4 2024 |
1,714,762
shares
|
$53.2 Million
0.01% of portfolio
|
Q4 2024
New holding
|
|
|
Clearbridge Investments, LLC
New York, NY |
Feb 12, 2025 Q4 2024 |
1,618,220
shares
|
$50.2 Million
0.05% of portfolio
|
Q4 2024
Reduced 4.94%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Feb 06, 2025 Q4 2024 |
1,481,440
shares
|
$46 Million
0.01% of portfolio
|
Q4 2024
Added 2.66%
|
|
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
Feb 14, 2025 Q4 2024 |
1,349,211
shares
|
$41.9 Million
0.11% of portfolio
|
Q4 2024
Added 1.26%
|
|
|
Morgan Stanley
New York, NY |
Feb 14, 2025 Q4 2024 |
1,329,929
shares
|
$41.3 Million
0.0% of portfolio
|
Q4 2024
Added 1.49%
|
|
|
Bnp Paribas Asset Management Holding S.A.
|
Feb 11, 2025 Q4 2024 |
1,080,341
shares
|
$33.5 Million
0.09% of portfolio
|
Q4 2024
Added 38.55%
|
|
|
Td Asset Management Inc
|
Feb 11, 2025 Q4 2024 |
1,049,990
shares
|
$32.6 Million
0.03% of portfolio
|
Q4 2024
Reduced 3.93%
|
|
|
Cathie Wood
Ark Investment Management LLC | St. Petersburg, Fl
|
Feb 04, 2025 Q4 2024 |
1,025,260
shares
|
$31.8 Million
0.31% of portfolio
|
Q4 2024
Reduced 25.93%
|
|
|
Groupama Asset Managment
Paris, I0 |
Feb 12, 2025 Q4 2024 |
1,017,191
shares
|
$31.6 Million
0.38% of portfolio
|
Q4 2024
Added 11.04%
|