Ionis Pharmaceuticals Inc. (IONS)

$74.48

up-down-arrow $-2.02 (-2.64%)

As on 05-Jun-2026 16:00EDT

Market cap

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$12,643 Mln

Revenue (TTM)

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$1,058 Mln

P/E Ratio

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--

P/B Ratio

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25.7

Div. Yield

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0 %

Ionis Pharmaceuticals (IONS) Share Price

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Stock Range

Today’s Range

Low: 73.81 High: 75.96

52 Week Range

Low: 34.78 High: 86.74

Liquidityliquidity Low

Low Moderate High

Fundamentals

  • Net Profit (TTM)Net Profit (TTM) information

    $0 Mln

  • ROEROE information

    -0.7 %

  • ROCEROCE information

    -14.9 %

  • Industry P/EIndustry P/E information

    --

  • EV/EBITDAEV/EBITDA information

    135.8

  • Debt to EquityDebt to Equity information

    2.7

  • Book ValueBook Value information

    $--

  • EPSEPS information

    $-2.1

  • Face valueFace value information

    --

  • Shares outstandingShares outstanding information

    165,262,556

10 Years Aggregate

CFO

$522.87 Mln

EBITDA

$-838.91 Mln

Net Profit

$-804.33 Mln

Performance

Company
YTD
1 Month
3 Months
1 Year
3 Years
5 Years
10 Years
Ionis Pharmaceuticals (IONS)
-5.9 -1.3 -6.2 112.1 21.3 16.6 12.5
BSE Sensex
-12.3 -3.9 -6.2 -8.3 5.9 7.3 10.7
S&P 100
5.5 2.6 8.6 24.9 22.1 13.7 14.7
As on 05-Jun-2026
Company
2025
2024
2023
2022
2021
2020
2019
Ionis Pharmaceuticals (IONS)
126.3 -30.7 33.9 24.1 -46.2 -6.4 11.7
S&P 100
18.7 29.0 30.8 -22.1 27.6 19.3 29.5
BSE Sensex
9.1 8.1 18.7 4.4 22.0 15.8 14.4

Essential Checks

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Is there a threat to the company's solvency?

Can creative accounting be detected through the financial numbers?

How did the company perform in the last one year?

Financials

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*All values are in ($ Mln)

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*All values are in ($ Mln)

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*All values are in ($ Mln)

Key Ratios

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5Y Avg -- 3Y Avg -- TTM --

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P/E Ratio

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P/B Ratio

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Earnings Yield (%)

--

Earnings Yield (%) = EBIT / Enterprise value

PEG Ratio

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Price = Price / Earnings to growth ratio

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Peers

View Details
Company
Price ($) Market Cap ($ Mln) Revenue (TTM) Net Profit (TTM) OPM (%) ROE (%) P/E P/B
Ionis Pharmaceuticals (IONS)
74.5 12,642.6 1,057.9 -326.6 -16.4 -58.9 -- 25.7
303.1 40,318.1 4,286.9 577.2 9.8 88.2 75.7 36.7
94.2 23,173.0 819.6 -1,183.8 -141.4 -143.4 -- 33.5
183.5 30,617.8 16,632.0 1,385.0 14.1 22.3 22.8 5.0
47.4 18,724.3 2,225.0 -3,194.0 -143.4 -38.2 -- 2.6
163.9 15,917.1 3,102.4 668.6 27.4 20.9 24.3 4.7
635.5 64,452.9 14,919.6 4,423.4 34.9 14.2 15 2.1
14.8 13,613.9 0.0 -872.2 -- -287.7 -- 24.7
549.9 23,635.2 3,169.8 1,287.4 51.4 20.6 20.6 4.0
446.8 113,588.1 12,255.1 4,338.3 31.7 23.7 26.5 5.9

Shareholding Pattern

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About Ionis Pharmaceuticals (IONS)

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.  Read more

  • Founder, CEO & Director

    Dr. Brett P. Monia Ph.D.

  • Founder, CEO & Director

    Dr. Brett P. Monia Ph.D.

  • Headquarters

    Carlsbad, CA

  • Website

    https://www.ionis.com

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FAQs for Ionis Pharmaceuticals (IONS)

The share price of Ionis Pharmaceuticals Inc (IONS) is $74.48 (NASDAQ) as of 05-Jun-2026 16:00 EDT. Ionis Pharmaceuticals Inc (IONS) has given a return of 21.28% in the last 3 years.

Since, TTM earnings of Ionis Pharmaceuticals Inc (IONS) is negative, P/E ratio is not available.
The P/B ratio of Ionis Pharmaceuticals Inc (IONS) is 25.72 times as on 29-May-2026, a 478 premium to its peers’ median range of 4.45 times.


PE & PB ratio at the end of financial year.


Year P/E Ratio P/B Ratio
2025
-33.22
25.88
2024
-11.55
8.91
2023
-19.75
18.71
2022
-19.88
9.36
2021
-150.04
5.56

The 52-week high and low of Ionis Pharmaceuticals Inc (IONS) are Rs 86.74 and Rs 34.78 as of 07-Jun-2026.

Ionis Pharmaceuticals Inc (IONS) has a market capitalisation of $ 12,643 Mln as on 29-May-2026. As per SEBI classification, it is a Large Cap company.

Before investing in Ionis Pharmaceuticals Inc (IONS), assess your goals, risk tolerance, and if the company aligns with your long-term plan. Carefully review its business model, financials, and valuation. Avoid making decisions based on tips or short-term trends.

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