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 507 institutions that hold shares in the stock, with a total of 155 Million shares, which have been reported (via 13F filing form) to have a value of $11.1 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Wells Fargo & Company
San Francisco, CA |
Nov 13, 2025 Q3 2025 |
285,293
shares
|
$20.4 Million
0.0% of portfolio
|
Q3 2025
Added 35.95%
|
|
|
Sector Gamma As
|
Oct 31, 2025 Q3 2025 |
270,963
shares
|
$19.4 Million
4.63% of portfolio
|
Q3 2025
Reduced 5.21%
|
|
|
Gw&K Investment Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
264,007
shares
|
$18.9 Million
0.15% of portfolio
|
Q3 2025
Reduced 41.18%
|
|
|
Algert Global LLC
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
252,281
shares
|
$18.1 Million
0.28% of portfolio
|
Q3 2025
Added 562.33%
|
|
|
Privium Fund Management B.V.
|
Nov 03, 2025 Q3 2025 |
248,894
shares
|
$17.8 Million
2.96% of portfolio
|
Q3 2025
Reduced 6.99%
|
|
|
Raymond James Financial Inc
St. Petersburg, FL |
Nov 14, 2025 Q3 2025 |
240,424
shares
|
$17.2 Million
0.01% of portfolio
|
Q3 2025
Added 14.17%
|
|
|
Jain Global LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
225,739
shares
|
$16.2 Million
0.08% of portfolio
|
Q3 2025
Added 3037.44%
|
|
|
Orion Investment CO
St. Louis, MO |
Nov 13, 2025 Q3 2025 |
224,705
shares
|
$16.1 Million
4.67% of portfolio
|
Q3 2025
Added 3.37%
|
|
|
California Public Employees Retirement System
Sacramento, CA |
Nov 14, 2025 Q3 2025 |
215,845
shares
|
$15.4 Million
0.01% of portfolio
|
Q3 2025
Added 6.86%
|
|
|
Trexquant Investment LP
Stamford, CT |
Nov 14, 2025 Q3 2025 |
215,121
shares
|
$15.4 Million
0.16% of portfolio
|
Q3 2025
Added 66.93%
|
|
|
Stifel Financial Corp
St. Louis, MO |
Nov 12, 2025 Q3 2025 |
202,628
shares
|
$14.5 Million
0.01% of portfolio
|
Q3 2025
Added 3.19%
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
200,839
shares
|
$14.4 Million
0.09% of portfolio
|
Q3 2025
Reduced 55.29%
|
|
|
Universal Beteiligungs Und Servicegesellschaft Mb H
Frankfurt Am Main, 2M |
Oct 30, 2025 Q3 2025 |
197,434
shares
|
$14.1 Million
0.02% of portfolio
|
Q3 2025
Added 31.76%
|
|
|
Tocqueville Asset Management L.P.
New York, NY |
Nov 13, 2025 Q3 2025 |
193,045
shares
|
$13.8 Million
0.19% of portfolio
|
Q3 2025
Added 3.04%
|
|
|
Great Lakes Advisors, LLC
Chicago, IL |
Nov 03, 2025 Q3 2025 |
186,950
shares
|
$13.4 Million
0.11% of portfolio
|
Q3 2025
Reduced 53.22%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
182,509
shares
|
$13.1 Million
0.01% of portfolio
|
Q1 2024
Reduced 3.8%
|
|
|
Rhumbline Advisers
Boston, MA |
Nov 06, 2025 Q3 2025 |
182,061
shares
|
$13 Million
0.01% of portfolio
|
Q3 2025
Added 0.25%
|
|
|
Cinctive Capital Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
173,819
shares
|
$12.4 Million
0.6% of portfolio
|
Q3 2025
New holding
|
|
|
Sonora Investment Management Group, LLC
Tucson, AZ |
Oct 07, 2025 Q3 2025 |
169,808
shares
|
$12.1 Million
0.83% of portfolio
|
Q3 2025
Added 4.07%
|
|
|
New York State Common Retirement Fund
|
Nov 03, 2025 Q3 2025 |
168,222
shares
|
$12 Million
0.01% of portfolio
|
Q3 2025
Added 93.42%
|
|
|
Sicart Associates LLC
|
Oct 07, 2025 Q3 2025 |
164,318
shares
|
$11.8 Million
3.03% of portfolio
|
Q3 2025
Reduced 11.32%
|
|
|
Boothbay Fund Management, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
163,462
shares
|
$11.7 Million
0.19% of portfolio
|
Q3 2025
New holding
|
|
|
Capricorn Fund Managers LTD
London, X0 |
Oct 17, 2025 Q3 2025 |
162,800
shares
|
$11.6 Million
4.07% of portfolio
|
Q3 2025
New holding
|
|
|
Aquatic Capital Management LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
159,045
shares
|
$11.4 Million
0.2% of portfolio
|
Q3 2025
Added 0.61%
|
|
|
Edmond De Rothschild Holding S.A.
Chambesy, V8 |
Nov 13, 2025 Q3 2025 |
156,690
shares
|
$11.2 Million
0.16% of portfolio
|
Q3 2025
Reduced 20.7%
|
|