Ionis Pharmaceuticals
IONS
IONS
359 hedge funds and large institutions have $6.67B invested in Ionis Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 81 funds opening new positions, 120 increasing their positions, 108 reducing their positions, and 59 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more funds holding in top 10
Funds holding in top 10: →
more first-time investments, than exits
New positions opened: | Existing positions closed:
more capital invested
Capital invested by funds: $ → $
11% more repeat investments, than reductions
Existing positions increased: 120 | Existing positions reduced: 108
6% more funds holding
Funds holding: 339 → 359 (+20)
1.75% more ownership
Funds ownership: 104.33% → 106.09% (+1.8%)
Holders
359
Holding in Top 10
12
Calls
$65.2M
Puts
$30M
Top Buyers
| 1 | +$108M | |
| 2 | +$79.6M | |
| 3 | +$39.5M | |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
+$30.4M |
| 5 |
WP
Woodline Partners
San Francisco,
California
|
+$29M |
Top Sellers
| 1 | -$81.8M | |
| 2 | -$78.4M | |
| 3 | -$76.6M | |
| 4 |
Invesco
Atlanta,
Georgia
|
-$24.4M |
| 5 |
CCM
Camber Capital Management
Boston,
Massachusetts
|
-$21.9M |