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IONS
NASDAQ Life Sciences

Ionis Reports Positive Long-Term Data for Olezarsen in Severe Hypertriglyceridemia

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Biotech Stocks · Healthcare
Sentiment info
Positive
Importance info
8
Price
$73.19
Mkt Cap
$12.096B
52W Low
$34.775
52W High
$86.74
52W Position info
110% above low
Off High info
16% below high
Rel. Volume info
0.7× avg
Market data snapshot near publication time

IONS has more than doubled off its 52-week low of $34.775.

Summary

Ionis Pharmaceuticals announced positive long-term data from its olezarsen open-label extension study, showing sustained reduction in liver fat and a favorable safety profile for patients with severe hypertriglyceridemia.


Key Events · Product Development and Regulatory · IONS

  • Positive Olezarsen Clinical Data

    Ionis presented new positive data from the open-label extension study of olezarsen for severe hypertriglyceridemia (sHTG) at the National Lipid Association Scientific Sessions.

  • Sustained Liver Fat Reduction

    The data showed mean hepatic fat fraction (HFF) levels returning toward baseline after 24 months of treatment with the 80 mg dose of olezarsen.

  • Favorable Safety Profile and High Retention

    Olezarsen continued to demonstrate a favorable safety profile with longer-term treatment, and patient retention in the open-label extension study was very high, exceeding 90%.


Analysis · IONS · Life Sciences

Ionis Pharmaceuticals announced positive long-term data for olezarsen, demonstrating sustained reduction in hepatic fat fraction (HFF) over 24 months and a favorable safety profile in patients with severe hypertriglyceridemia. This data strengthens the drug's clinical profile, de-risking a key pipeline asset and reinforcing its potential for future regulatory approval and commercial success. High patient retention in the study further supports the drug's tolerability and perceived benefits.

At the time of this filing, IONS was trading at $73.19 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $12.1B. The 52-week trading range was $34.78 to $86.74. This filing was assessed with positive market sentiment and an importance score of 8 out of 10.

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IONS - Latest Insights

IONS
Jul 09, 2026, 2:55 PM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $64.50
Real-time Price: $55.95 info
Change: -$8.55 (-13%) info
Market Cap: $9.248B info
IONS
Jul 09, 2026, 2:10 AM EDT
Source: Reuters
Importance Score:
9
Price at Filing: $86.14
Real-time Price: $55.95 info
Change: -$30.19 (-35%) info
Market Cap: $9.248B info
IONS
Jun 30, 2026, 6:00 AM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $81.00
Real-time Price: $55.95 info
Change: -$25.05 (-31%) info
Market Cap: $9.248B info
IONS
Jun 26, 2026, 3:13 AM EDT
Source: Wiseek News
Importance Score:
7
Price at Filing: $78.60
Real-time Price: $55.95 info
Change: -$22.65 (-29%) info
Market Cap: $9.248B info
IONS
Jun 25, 2026, 3:01 AM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $78.00
Real-time Price: $55.95 info
Change: -$22.05 (-28%) info
Market Cap: $9.248B info