IONS
Ionis Pharmaceuticals
$55.96
−$0.59 (−1.04%)Jul 27, 2026
Key metrics
The numbers that frame IONS today
- Market cap
- $9.25B
- P/E (TTM)
- -28.3
- EV / FCF
- -11.4
- Gross margin
- 98.4%
- EV / Sales
- 10.5
- ROIC
- -6.1%
- Div yield
- 0%
- Debt / equity
- 4.2
- 52wk Low
- $40.03
- 52wk High
- $86.74
Growth
Revenue and earnings trend for IONS
RevenueNet income
See the full growth breakdown
Revenue and earnings trends, margins and the multi-year trajectory - free with an account.
Create a free accountFree foreverNo card required
Already a member? Log inCash flow & returns
Free cash flow and financial health
Free cash flowNet debt
See the full cash-flow picture
Free cash flow detail, returns on capital and the balance-sheet trend - free with an account.
Create a free accountFree foreverNo card required
Already a member? Log inInsider trading
Recent insider buying and selling activity
PurchasesSales
Unlock every insider trade
See who is buying and selling, how much, and when - updated as new filings land.
Create a free accountFree foreverNo card required
Already a member? Log inFrequently asked questions
Plain-English answers about IONS
Is Ionis Pharmaceuticals a good buy?
Yes. Ionis Pharmaceuticals has excellent momentum, and it outweighs the weak quality here. Growth looks excellent, which supports the long-term business case. We think Ionis Pharmaceuticals is selling at a high price, which cuts against the buy case.
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 -28.3.
What is the 52-week high for IONS stock?
The 52-week high for Ionis Pharmaceuticals is $86.74. The current close of $55.96 is 35.5% below that high.
What is the 52-week low for IONS stock?
The 52-week low for Ionis Pharmaceuticals is $40.03. The current close of $55.96 is 39.8% 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 4.15.