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 402 institutions that hold shares in the stock, with a total of 145 Million shares, which have been reported (via 13F filing form) to have a value of $6.13 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Walleye Capital LLC
Plymouth, MN |
May 14, 2025 Q1 2025 |
94,990
shares
|
$4.01 Million
0.01% of portfolio
|
Q1 2025
Added 484.37%
|
|
|
Deka Bank Deutsche Girozentrale
|
Apr 30, 2025 Q1 2025 |
93,807
shares
|
$3.96 Million
0.01% of portfolio
|
Q1 2024
Added 2.39%
|
|
|
Ubs Oconnor LLC
Chicago, IL |
May 15, 2025 Q1 2025 |
90,779
shares
|
$3.83 Million
0.19% of portfolio
|
Q1 2025
Added 49.85%
|
|
|
Tekla Capital Management LLC
|
Aug 10, 2023 Q2 2023 |
87,840
shares
|
$3.7 Million
0.14% of portfolio
|
Q3 2022
Reduced 50.0%
|
|
|
Nicola Wealth Management Ltd.
Vancouver, A1 |
Jun 06, 2025 Q1 2025 |
87,000
shares
|
$3.67 Million
0.27% of portfolio
|
Q3 2024
Added 17.57%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
May 09, 2025 Q1 2025 |
84,810
shares
|
$3.58 Million
0.0% of portfolio
|
Q4 2024
Added 8.36%
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
May 15, 2025 Q1 2025 |
83,440
shares
|
$3.52 Million
0.0% of portfolio
|
Q1 2025
Reduced 70.85%
|
|
|
Jump Financial, LLC
Chicago, IL |
May 14, 2025 Q1 2025 |
81,321
shares
|
$3.43 Million
0.04% of portfolio
|
Q1 2025
Added 104.65%
|
|
|
Rhenman & Partners Asset Management Ab
Stockholm, V7 |
May 14, 2025 Q1 2025 |
81,000
shares
|
$3.42 Million
0.29% of portfolio
|
Q1 2025
Reduced 61.88%
|
|
|
New York State Common Retirement Fund
|
May 01, 2025 Q1 2025 |
78,261
shares
|
$3.3 Million
0.0% of portfolio
|
Q1 2025
Reduced 7.12%
|
|
|
Hsbc Holdings PLC
London, X0 |
May 14, 2025 Q1 2025 |
74,833
shares
|
$3.16 Million
0.0% of portfolio
|
Q1 2025
Reduced 9.9%
|
|
|
Pfs Investments Inc.
Duluth, GA |
Aug 11, 2023 Q2 2023 |
72,791
shares
|
$3.07 Million
0.05% of portfolio
|
Q2 2023
Added 0.02%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
May 14, 2025 Q1 2025 |
71,811
shares
|
$3.03 Million
0.0% of portfolio
|
Q1 2025
Added 175.52%
|
|
|
Treasurer Of The State Of North Carolina
|
May 15, 2025 Q1 2025 |
71,593
shares
|
$3.02 Million
0.01% of portfolio
|
Q1 2025
Added 4.06%
|
|
|
Sei Investments CO
Oaks, PA |
May 14, 2025 Q1 2025 |
71,558
shares
|
$3.02 Million
0.0% of portfolio
|
Q1 2025
Added 2.05%
|
|
|
Eaton Vance Management
Boston, MA |
Nov 14, 2022 Q3 2022 |
70,682
shares
|
$2.98 Million
0.0% of portfolio
|
Q3 2022
Added 1.56%
|
|
|
Granite Investment Partners, LLC
|
May 13, 2025 Q1 2025 |
68,434
shares
|
$2.89 Million
0.11% of portfolio
|
Q1 2025
Reduced 7.35%
|
|
|
Simplex Trading, LLC
|
May 12, 2025 Q1 2025 |
64,581
shares
|
$2.72 Million
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Janus Henderson Group PLC
London, X0 |
May 15, 2025 Q1 2025 |
63,877
shares
|
$2.69 Million
0.0% of portfolio
|
Q4 2024
Added 8.31%
|
|
|
Sphera Funds Management Ltd.
Tel Aviv, L3 |
May 15, 2025 Q1 2025 |
63,821
shares
|
$2.69 Million
0.51% of portfolio
|
Q3 2024
Reduced 54.49%
|
|
|
Voya Investment Management LLC
Atlanta, GA |
Jun 18, 2025 Q1 2025 |
63,767
shares
|
$2.69 Million
0.0% of portfolio
|
Q1 2025
Reduced 31.09%
|
|
|
Lazard Asset Management LLC
New York, NY |
May 15, 2025 Q1 2025 |
60,758
shares
|
$2.56 Million
0.0% of portfolio
|
Q1 2025
Added 826.61%
|
|
|
State Of New Jersey Common Pension Fund D
|
May 13, 2025 Q1 2025 |
60,662
shares
|
$2.56 Million
0.01% of portfolio
|
Q1 2025
Reduced 4.02%
|
|
|
Avidity Partners Management LP
Dallas, TX |
May 15, 2025 Q1 2025 |
60,000
shares
|
$2.53 Million
0.41% of portfolio
|
Q1 2025
New holding
|
|
|
Skandinaviska Enskilda Banken Ab (Publ)
Stockholm, V7 |
May 07, 2025 Q1 2025 |
59,626
shares
|
$2.51 Million
0.01% of portfolio
|
Q2 2023
Added 216.22%
|