IONS
Ionis Pharmaceuticals
$55.65
−$0.37 (−0.66%)Sep 10, 2026
Key metrics
The numbers that frame IONS today
- Market cap
- $9.25B
- P/E (TTM)
- -16.4
- EV / FCF
- -18.7
- Gross margin
- 98.2%
- EV / Sales
- 12.0
- ROIC
- -11.6%
- Div yield
- 0%
- Debt / equity
- 3.7
- 52wk Low
- $50.01
- 52wk High
- $86.74
Growth
Revenue and earnings trend for IONS
RevenueNet income
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Revenue and earnings trends, margins and the multi-year trajectory - free with an account.
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Free cash flow and financial health
Free cash flowNet debt
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Free cash flow detail, returns on capital and the balance-sheet trend - free with an account.
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Recent insider buying and selling activity
PurchasesSales
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Already a member? Log inFrequently asked questions
Plain-English answers about IONS
Is Ionis Pharmaceuticals a good buy?
No. Ionis Pharmaceuticals has mixed quality and poor momentum. The setup is weak overall. Growth looks poor. That could put pressure on the long-term business case. We think Ionis Pharmaceuticals is selling at a high price.
What is the market capitalization of IONS?
Ionis Pharmaceuticals's market capitalization is $9.25B.
What is the P/E ratio for IONS stock?
Ionis Pharmaceuticals's current P/E ratio is -16.4.
What is the 52-week high for IONS stock?
The 52-week high for Ionis Pharmaceuticals is $86.74. The current close of $55.65 is 35.8% below that high.
What is the 52-week low for IONS stock?
The 52-week low for Ionis Pharmaceuticals is $50.01. The current close of $55.65 is 11.3% above that low.
Does IONS stock pay dividends?
Ionis Pharmaceuticals does not currently show a dividend per share in the company data.
What is the Debt / Equity ratio for IONS?
Ionis Pharmaceuticals's Debt / Equity ratio is 3.67.