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 508 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 |
|---|---|---|---|---|---|
|
Teachers Retirement System Of The State Of Kentucky
Frankfort, KY |
Nov 12, 2025 Q3 2025 |
24,083
shares
|
$1.72 Million
0.01% of portfolio
|
Q1 2024
Added 70.58%
|
|
|
Raymond James & Associates
St Petersburg, FL |
Oct 18, 2024 Q3 2024 |
22,524
shares
|
$1.61 Million
0.0% of portfolio
|
Q3 2024
Reduced 4.45%
|
|
|
Atika Capital Management LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
21,500
shares
|
$1.54 Million
0.14% of portfolio
|
Q3 2025
New holding
|
|
|
Xponance, Inc.
|
Nov 10, 2025 Q3 2025 |
21,450
shares
|
$1.53 Million
0.01% of portfolio
|
Q3 2025
Reduced 5.73%
|
|
|
Exchange Traded Concepts, LLC
|
Jan 14, 2026 Q4 2025 |
21,094
shares
|
$1.51 Million
0.01% of portfolio
|
Q4 2025
Added 16.73%
|
|
|
Nicollet Investment Management, Inc.
Minneapolis, MN |
Nov 10, 2025 Q3 2025 |
20,408
shares
|
$1.46 Million
0.44% of portfolio
|
Q3 2025
Reduced 1.63%
|
|
|
Resolute Capital Asset Partners LLC
Denver, CO |
Nov 14, 2025 Q3 2025 |
20,000
shares
|
$1.43 Million
0.79% of portfolio
|
Q3 2025
New holding
|
|
|
Dana Investment Advisors, Inc.
Brookfield, WI |
Nov 10, 2025 Q3 2025 |
18,818
shares
|
$1.35 Million
0.04% of portfolio
|
Q3 2025
New holding
|
|
|
Victory Capital Management Inc
|
Nov 12, 2025 Q3 2025 |
18,211
shares
|
$1.3 Million
0.0% of portfolio
|
Q3 2025
Reduced 1.65%
|
|
|
J. Safra Sarasin Holding Ag
Basel, V8 |
Jan 15, 2026 Q4 2025 |
17,404
shares
|
$1.25 Million
0.02% of portfolio
|
Q4 2025
New holding
|
|
|
Legato Capital Management LLC
|
Nov 12, 2025 Q3 2025 |
17,300
shares
|
$1.24 Million
0.13% of portfolio
|
Q3 2025
New holding
|
|
|
Graham Capital Management, L.P.
Rowayton, CT |
Nov 14, 2025 Q3 2025 |
17,163
shares
|
$1.23 Million
0.02% of portfolio
|
Q3 2025
Reduced 18.02%
|
|
|
North Star Asset Management Inc
|
Nov 10, 2025 Q3 2025 |
16,610
shares
|
$1.19 Million
0.05% of portfolio
|
Q2 2025
Added 22.04%
|
|
|
E Fund Management Co., Ltd.
Guangzhou, F4 |
Aug 14, 2025 Q2 2025 |
16,160
shares
|
$1.16 Million
0.03% of portfolio
|
Q2 2025
Reduced 1.89%
|
|
|
Point72 (Difc) LTD
Dubai, C0 |
Nov 14, 2025 Q3 2025 |
15,698
shares
|
$1.12 Million
0.07% of portfolio
|
Q3 2025
Added 94.11%
|
|
|
Public Employees Retirement Association Of Colorado
Denver, CO |
Nov 13, 2025 Q3 2025 |
15,589
shares
|
$1.12 Million
0.0% of portfolio
|
Q2 2024
Reduced 5.94%
|
|
|
Iq Eq Fund Management (Ireland) LTD
|
Nov 05, 2025 Q3 2025 |
15,284
shares
|
$1.09 Million
0.07% of portfolio
|
Q3 2025
Added 15.24%
|
|
|
Raymond James Financial Services Advisors, Inc.
St. Petersburg, FL |
Oct 18, 2024 Q3 2024 |
14,570
shares
|
$1.04 Million
0.0% of portfolio
|
Q3 2024
Reduced 4.99%
|
|
|
Dynasty Wealth Management, LLC
St. Petersburg, FL |
Oct 29, 2025 Q3 2025 |
14,341
shares
|
$1.03 Million
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Brown Advisory Inc
|
Nov 14, 2025 Q3 2025 |
14,026
shares
|
$1 Million
0.0% of portfolio
|
Q3 2025
Added 15.05%
|
|
|
Bleakley Financial Group, LLC
Fairfield, NJ |
Nov 10, 2025 Q3 2025 |
13,878
shares
|
$992,970
0.02% of portfolio
|
Q3 2025
Reduced 23.45%
|
|
|
Chartwell Investment Partners, LLC
|
Nov 04, 2024 Q3 2024 |
13,759
shares
|
$984,456
0.02% of portfolio
|
Q2 2024
Added 17.04%
|
|
|
Aigen Investment Management, LP
|
Nov 14, 2025 Q3 2025 |
13,578
shares
|
$971,505
0.15% of portfolio
|
Q3 2025
New holding
|
|
|
Fieldview Capital Management, LLC
Niles, MI |
Nov 13, 2025 Q3 2025 |
13,523
shares
|
$967,570
0.14% of portfolio
|
Q3 2025
Reduced 21.86%
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
13,500
shares
|
$965,925
0.0% of portfolio
|
Q3 2024
Reduced 10.01%
|
|