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Ionis Pharmaceuticals, Inc. (IONS)

81.18 +2.84 (+3.63%)
At close: June 26 at 4:00:00 PM EDT
82.01 +0.83 (+1.02%)
After hours: June 26 at 7:36:11 PM EDT
Trade IONS on Coinbase
Chart Range Bar
Loading chart for IONS
  • Previous Close 78.34
  • Open 78.80
  • Bid 75.66 x 100
  • Ask 86.27 x 100
  • Day's Range 78.80 - 82.63
  • 52 Week Range 39.37 - 86.74
  • Volume 3,642,418
  • Avg. Volume 1,804,606
  • Market Cap (intraday) 13.416B
  • Beta (5Y Monthly) 0.37
  • PE Ratio (TTM) --
  • EPS (TTM) -2.01
  • Earnings Date (est.) Aug 5, 2026
  • Forward Dividend & Yield --
  • Ex-Dividend Date --
  • 1y Target Est 105.91

Ionis Pharmaceuticals, Inc., a commercial-stage biotechnology company, provides RNA-targeted medicines in the United States. The company offers TRYNGOLZA reduces triglyceride levels in adults with familial chylomicronemia syndrome (FCS) and acute pancreatitis; DAWNZERA for prophylaxis to prevent attacks of hereditary angioedema in adults; WAINUA for the treatment of the polyneuropathy of hereditary transthyretin-medicated amyloidosis (ATTRv-PN) in adults; and SPINRAZA for pediatric and adult patients with spinal muscular atrophy (SMA). It also provides QALSODY for the treatment of Amyotrophic Lateral Sclerosis (ALS); TEGSEDI for the treatment of ATTRv-PN in adults; and WAYLIVRA for treatment for FCS and familial partial lipodystrophy. It also develops products under Phase 3 clinical trials, such as Olezarsen for patients with hypertriglyceridemia (SHTG) and cardiovascular disease (CVD); and Zilganerse, a potential treatment for people with genetically confirmed Alexander disease, as well as ION582 which is in Phase 3 clinical trial for the potential treatment of AS, a rare genetic neurological disease. In addition, the company develops Eplontersen to degrade mutant and wild-type TTR mRNA through binding to the TTR mRNA; Pelacarsen to inhibit the production of apolipoprotein(a) in the liver to offer a direct approach for reducing lipoprotein(a); Bepirovirsen to inhibit the production of viral proteins associated with hepatitis B virus; Sefaxersen to reduce the production of complement factor B and lower activation of the alternative complement pathway; and Ulefnersen to reduce the production of the fused in sarcoma, as well as other mid-stage pipeline investigational medicines. It has a strategic collaboration with Biogen for the treatment of neurological disorders; and collaboration and license agreement with GSK, AstraZeneca, Novartis, and Roche, as well as with Metagenomi. The company was incorporated in 1989 and is headquartered in Carlsbad, California.

www.ionis.com

1,402

Full Time Employees

December 31

Fiscal Year Ends

Healthcare

Sector

Biotechnology

Industry

Performance Overview

Trailing total returns as of 6/26/2026, which may include dividends or other distributions. Benchmark is S&P 500 (^GSPC) .

YTD Return

IONS
2.62%
S&P 500 (^GSPC)
7.43%

1-Year Return

IONS
104.07%
S&P 500 (^GSPC)
19.75%

3-Year Return

IONS
107.62%
S&P 500 (^GSPC)
69.89%

5-Year Return

IONS
108.53%
S&P 500 (^GSPC)
71.79%

Earnings Trends

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Earnings Per Share

GAAP
Normalized
GAAP
Normalized

Revenue vs. Earnings

Annual
Quarterly
Annual
Quarterly
Q1 FY26
Revenue 246M
Earnings -50M

Q2

FY25

Q3

FY25

Q4

FY25

Q1

FY26

0
200M
400M

Analyst Insights

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Analyst Price Targets

75.00
105.91 Average
81.18 Current
130.00 High

Analyst Recommendations

  • Strong Buy
  • Buy
  • Hold
  • Underperform
  • Sell

Latest Rating

Date 6/25/2026
Analyst Goldman Sachs
Rating Action Maintains
Rating Neutral
Price Action Raises
Price Target 74 -> 75

Statistics

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Valuation Measures

Annual
As of 6/26/2026
  • Market Cap

    13.42B

  • Enterprise Value

    13.54B

  • Trailing P/E

    --

  • Forward P/E

    --

  • PEG Ratio (5yr expected)

    --

  • Price/Sales (ttm)

    12.39

  • Price/Book (mrq)

    27.30

  • Enterprise Value/Revenue

    12.79

  • Enterprise Value/EBITDA

    --

Financial Highlights

Profitability and Income Statement

  • Profit Margin

    -30.90%

  • Return on Assets (ttm)

    -7.03%

  • Return on Equity (ttm)

    -67.62%

  • Revenue (ttm)

    1.06B

  • Net Income Avi to Common (ttm)

    -326.98M

  • Diluted EPS (ttm)

    -2.01

Balance Sheet and Cash Flow

  • Total Cash (mrq)

    1.98B

  • Total Debt/Equity (mrq)

    531.05%

  • Levered Free Cash Flow (ttm)

    -807.8M

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Company Insights

Fair Value

81.18 Current

Dividend Score

0 Low
Sector Avg.
100 High

Hiring Score

0 Low
Sector Avg.
100 High

Insider Sentiment Score

0 Low
Sector Avg.
100 High

Research Reports

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  • Ionis: FDA Label Expansion of Tryngolza Expands Commercial Opportunity; Shares Undervalued

    Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs. Its broad clinical and preclinical pipeline targets a wide variety of diseases, with an emphasis on cardiovascular, metabolic, neurological, and rare diseases. Ionis and Biogen brought Spinraza to market in 2016 as a treatment for spinal muscular atrophy, and Biogen launched ALS drug Qalsody in 2023. Ionis brought two additional drugs to market via its cardiovascular-focused subsidiary Akcea, including ATTR amyloidosis drug Tegsedi (2018) and cardiology drug Waylivra (Europe, 2019). Ionis and AstraZeneca launched polyneuropathy drug Wainua in 2024. Ionis marked its first two independent launches in 2025 for Tryngolza (for FCS) and Dawnzera (for HAE).

    Rating
    Price Target
  • Ionis: FDA Label Expansion of Tryngolza Expands Commercial Opportunity; Shares Undervalued

    Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs. Its broad clinical and preclinical pipeline targets a wide variety of diseases, with an emphasis on cardiovascular, metabolic, neurological, and rare diseases. Ionis and Biogen brought Spinraza to market in 2016 as a treatment for spinal muscular atrophy, and Biogen launched ALS drug Qalsody in 2023. Ionis brought two additional drugs to market via its cardiovascular-focused subsidiary Akcea, including ATTR amyloidosis drug Tegsedi (2018) and cardiology drug Waylivra (Europe, 2019). Ionis and AstraZeneca launched polyneuropathy drug Wainua in 2024. Ionis marked its first two independent launches in 2025 for Tryngolza (for FCS) and Dawnzera (for HAE).

    Rating
    Price Target
  • Ionis Earnings: Peak Sales Raised for Olezarsen Ahead of Label Expansion; Positive Long-Term Outlook

    Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs. Its broad clinical and preclinical pipeline targets a wide variety of diseases, with an emphasis on cardiovascular, metabolic, neurological, and rare diseases. Ionis and Biogen brought Spinraza to market in 2016 as a treatment for spinal muscular atrophy, and Biogen launched ALS drug Qalsody in 2023. Ionis brought two additional drugs to market via its cardiovascular-focused subsidiary Akcea, including ATTR amyloidosis drug Tegsedi (2018) and cardiology drug Waylivra (Europe, 2019). Ionis and AstraZeneca launched polyneuropathy drug Wainua in 2024. Ionis marked its first two independent launches in 2025 for Tryngolza (for FCS) and Dawnzera (for HAE).

    Rating
    Price Target
  • Ionis Earnings: Peak Sales Raised for Olezarsen Ahead of Label Expansion; Positive Long-Term Outlook

    Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs. Its broad clinical and preclinical pipeline targets a wide variety of diseases, with an emphasis on cardiovascular, metabolic, neurological, and rare diseases. Ionis and Biogen brought Spinraza to market in 2016 as a treatment for spinal muscular atrophy, and Biogen launched ALS drug Qalsody in 2023. Ionis brought two additional drugs to market via its cardiovascular-focused subsidiary Akcea, including ATTR amyloidosis drug Tegsedi (2018) and cardiology drug Waylivra (Europe, 2019). Ionis and AstraZeneca launched polyneuropathy drug Wainua in 2024. Ionis marked its first two independent launches in 2025 for Tryngolza (for FCS) and Dawnzera (for HAE).

    Rating
    Price Target

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