Ionis Pharmaceuticals
IONS
IONS
339 hedge funds and large institutions have $5.01B invested in Ionis Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 102 increasing their positions, 122 reducing their positions, and 61 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
339
Holders Change
-12
Holders Change %
-3.42%
% of All Funds
4.6%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.08%
New
54
Increased
102
Reduced
122
Closed
61
Calls
$24.8M
Puts
$18.8M
Net Calls
+$6M
Net Calls Change
+$10.5M
Top Buyers
| 1 |
DTC
Deep Track Capital
Greenwich,
Connecticut
|
+$79.4M |
| 2 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$60.5M |
| 3 |
BI
BVF Inc
San Francisco,
California
|
+$57.7M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$39.6M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$27.9M |
Top Sellers
| 1 |
ClearBridge Investments
New York
|
-$56.6M |
| 2 |
Marshall Wace
London,
United Kingdom
|
-$24.2M |
| 3 |
VPC
Vestal Point Capital
New York
|
-$20.8M |
| 4 |
State Street
Boston,
Massachusetts
|
-$17.5M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$17M |