IONIS PHARMACEUTICALS INC
IONS·462222100·US·Common Stock·Healthcare - Biotechnology-13D/G
IONS (IONIS PHARMACEUTICALS INC) is held by 215 institutional investors as of Q1 2026. Largest holders: FMR LLC ($1.8B), Capital World Investors ($1.6B), BlackRock, Inc. ($784.1M). Net institutional sentiment: Mixed.
215
Holders
Avg rating(23 Elite)
$9.5B
Total Value
55% (233)
Fund Consensus
120 buying - 97 selling
Who's Trading
ActivistTRT. Rowe Price Investment Management, Inc.3.7%May 15, 2026
InsiderLJLOSCALZO JOSEPHExercise 16K shMay 4, 2026
InsiderLJLOSCALZO JOSEPHExercise 12K shMay 4, 2026
InsiderLJLOSCALZO JOSEPHExercise 16K shMay 4, 2026
InsiderLJLOSCALZO JOSEPHExercise 10K shMay 4, 2026
13F: Insider & Congress:
Fund | Action | Shares | Value | Weight | Est. P&L | Conviction |
|---|---|---|---|---|---|---|
Increased | 24.6M(+2.0%) | $1.8B | 0.1% | +103.99% | 33 | |
Increased | 21.2M(+18.0%) | $1.6B | 0.2% | +34.33% | 45 | |
Decreased | 10.4M(-1.9%) | $784.1M | 0.0% | +107.65% | 0 | |
Increased | 6.4M(+2.1%) | $480M | 0.1% | +58.46% | 32 | |
Increased | 5.9M(+120.3%) | $439.8M | 0.4% | +9.07% | 60 | |
Increased | 4M(+26.5%) | $305.2M | 0.0% | +33.11% | 38 | |
Increased | 4M(+0.5%) | $300M | 0.0% | +55.66% | 31 | |
Increased | 3.8M(+239.8%) | $285.5M | 0.1% | +7.59% | 50 | |
Increased | 2.4M(+2.5%) | $171.4M | 0.0% | +5.06% | 31 | |
Increased | 2.1M(+74.2%) | $154.6M | 0.2% | +7.96% | 55 | |
Increased | 2M(+14.3%) | $153.8M | 0.9% | -0.80% | 49 | |
Increased | 1.7M(+98.6%) | $127.6M | 0.0% | +27.07% | 48 | |
Increased | 1.7M(+2.9%) | $124.9M | 0.1% | +25.36% | 31 | |
Increased | 1.6M(+2.7%) | $118.9M | 0.0% | +59.99% | 31 | |
Increased | 1.6M(+19.2%) | $118.3M | 0.0% | -5.77% | 36 | |
Increased | 1.5M(+6.3%) | $110.8M | 0.0% | +34.82% | 32 | |
Increased | 1.4M(+1.2%) | $107.1M | 0.1% | +30.86% | 36 | |
Increased | 1.3M(+0.6%) | $95.9M | 0.0% | +7.44% | 30 | |
Increased | 1.1M(+1027.5%) | $79M | 0.0% | -1.29% | 48 | |
Increased | 1M(+0.7%) | $77.1M | 0.0% | +64.29% | 30 |
Showing 1-20 of 232
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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer