Stock Overview

Ionis Pharmaceuticals Inc (IONS)

NASDAQ · Healthcare · Biotechnology

Ionis Pharmaceuticals Inc is a Healthcare company with a market capitalization of $13.42B.

Market Cap
$13.42B
Forward P/E
90.9
Price/Sales
12.7
Price/Book
27.3
EV/EBITDA
135.8
Beta
0.37
EPS (TTM)
$-2.01
Profit Margin
-30.9%
ROE
-67.6%
52W High
$86.74
52W Low
$39.37

5-Year Price History

Latest Annual Financials · FY ending December 31, 2025

Revenue
$944.00M
Gross Profit
$928.00M
Operating Income
-$382.00M
Net Income
-$381.00M
Free Cash Flow
-$320.03M
Total Debt
$1.80B
Cash & Equivalents
$372.26M
Shareholder Equity
$489.09M

Recent Quarterly Earnings (EPS)

QuarterReportedActual EPSEstimateSurprise
Q1 2026April 29, 2026$-0.30$-0.77+61.0%
Q4 2025February 25, 2026$-1.15$-1.33+13.7%
Q3 2025October 29, 2025$-0.61$-1.05+41.9%
Q2 2025July 30, 2025$0.85$0.16+431.3%
Q1 2025April 30, 2025$-0.93$-1.13+17.7%
Q4 2024February 19, 2025$-0.43$-0.84+49.0%

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Frequently Asked Questions

What is Ionis Pharmaceuticals Inc's market cap?

As of June 29, 2026, Ionis Pharmaceuticals Inc (IONS) has a market capitalization of $13.42B.

Does Ionis Pharmaceuticals Inc pay a dividend?

Ionis Pharmaceuticals Inc does not currently pay a dividend.

What sector is IONS in?

Ionis Pharmaceuticals Inc is in the Healthcare sector, specifically the Biotechnology industry.

What was Ionis Pharmaceuticals Inc's revenue?

In its latest reported fiscal year (ending December 31, 2025), Ionis Pharmaceuticals Inc reported revenue of $944.00M and net income of -$381.00M.

Ask your own questions about IONS

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Data as of June 29, 2026. Figures are sourced from company filings and market data and may be delayed or revised. For informational purposes only — not investment advice.