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
more funds holding in top 10
Funds holding in top 10: →
more call options, than puts
Call options by funds: $ | Put options by funds: $
more ownership
Funds ownership: →
less funds holding
Funds holding: →
11% less capital invested
Capital invested by funds: $5.61B → $5.01B (-$606M)
11% less first-time investments, than exits
New positions opened: 54 | Existing positions closed: 61
16% less repeat investments, than reductions
Existing positions increased: 102 | Existing positions reduced: 122
Holders
339
Holding in Top 10
6
Calls
$24.8M
Puts
$18.8M
Top Buyers
| 1 | +$79.4M | |
| 2 | +$60.5M | |
| 3 | +$57.7M | |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$39.6M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$27.9M |
Top Sellers
| 1 | -$56.6M | |
| 2 | -$24.2M | |
| 3 | -$20.8M | |
| 4 |
State Street
Boston,
Massachusetts
|
-$17.5M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$17M |