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Ionis Pharmaceuticals, Inc. (IONS)

45.00 +0.10 (+0.22%)
As of 12:36:37 PM EDT. Market Open.
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  • Previous Close 44.90
  • Open 45.40
  • Bid 41.75 x 200
  • Ask 48.68 x 200
  • Day's Range 44.80 - 45.84
  • 52 Week Range 42.08 - 86.74
  • Volume 409,125
  • Avg. Volume 3,177,064
  • Market Cap (intraday) 7.478B
  • Beta (5Y Monthly) 0.38
  • PE Ratio (TTM) --
  • EPS (TTM) -3.48
  • Earnings Date Nov 4, 2026
  • Forward Dividend & Yield -- (0.00%)
  • 1y Target Est 84.13
  • Morningstar Rating Rating available with Stock Picks access

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

1,480

Full Time Employees

December 31

Fiscal Year Ends

Healthcare

Sector

Biotechnology

Industry

Recent News

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Performance Overview

Trailing total returns as of 10/29/2026, which may include dividends or other distributions. Benchmark is S&P 500 (^GSPC) .

YTD Return

IONS
43.12%
S&P 500 (^GSPC)
12.68%

1-Year Return

IONS
37.40%
S&P 500 (^GSPC)
11.94%

3-Year Return

IONS
2.16%
S&P 500 (^GSPC)
87.34%

5-Year Return

IONS
41.20%
S&P 500 (^GSPC)
67.49%

Earnings Trends

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Earnings Per Share

GAAP
Normalized
GAAP
Normalized

Revenue vs. Earnings

Annual
Quarterly
Annual
Quarterly
Q2 FY26
Revenue 268M
Earnings -115M
Profit Margin -42.91%

Q3

FY25

Q4

FY25

Q1

FY26

Q2

FY26

-200M
-100M
0
100M
200M
-100.0%
-80.0%
-60.0%
-40.0%

Analyst Insights

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Analyst Price Targets

58.00
84.13 Average
45.00 Current
105.00 High

Analyst Recommendations

  • Strong Buy
  • Buy
  • Hold
  • Underperform
  • Sell

Latest Rating

Date 10/22/2026
Analyst BMO Capital
Rating Action Upgrade
Rating Outperform
Price Action Raises
Price Target 54 -> 66

Statistics

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Valuation Measures

Annual
  • Market Cap

  • Enterprise Value

  • Trailing P/E

  • Forward P/E

  • PEG Ratio (current)

  • Price/Sales (ttm)

  • Price/Book (mrq)

  • Enterprise Value/Revenue

  • Enterprise Value/EBITDA

Financial Highlights

Profitability and Income Statement

  • Profit Margin

    -64.66%

  • Return on Assets (ttm)

    -12.43%

  • Return on Equity (ttm)

    -105.50%

  • Revenue (ttm)

    874.09M

  • Net Income Avi to Common (ttm)

    -565.17M

  • Diluted EPS (ttm)

    -3.48

Balance Sheet and Cash Flow

  • Total Cash (mrq)

    2.1B

  • Total Debt/Equity (mrq)

    497.80%

  • Levered Free Cash Flow (ttm)

    -346.76M

Company Insights

Research Reports

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