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Ionis Pharmaceuticals, Inc.NasdaqGS:IONS Stock Report

Market Cap US$10.4b
Share Price
US$65.80
My Fair Value
US$69.48
5.3% undervalued intrinsic discount
1Y67.1%
7D2.9%
Portfolio Value
View

Ionis Pharmaceuticals, Inc.

NasdaqGS:IONS Stock Report

Market Cap: US$10.4b

Ionis Pharmaceuticals (IONS) Stock Overview

A commercial-stage biotechnology company, provides RNA-targeted medicines in the United States. More details

IONS fundamental analysis
Snowflake Score
Valuation2/6
Future Growth2/6
Past Performance0/6
Financial Health4/6
Dividends0/6

IONS Community Fair Values

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US$5.3
69.8% undervalued intrinsic discount
Revenue growth
N/A
Profit Margin
30%
Future PE
20x
Share price in 2030
US$0

Ionis Pharmaceuticals, Inc. Competitors

Price History & Performance

Summary of share price highs, lows and changes for Ionis Pharmaceuticals
Historical stock prices
Current Share PriceUS$65.80
52 Week HighUS$66.25
52 Week LowUS$23.95
Beta0.28
1 Month Change54.33%
3 Month Change53.02%
1 Year Change67.09%
3 Year Change43.11%
5 Year Change41.75%
Change since IPO558.00%

Recent News & Updates

Ionis: Recent Approvals, Upcoming Catalysts To Spur Strong Upside (Rating Upgrade)

Sep 11

Recent updates

Ionis: Recent Approvals, Upcoming Catalysts To Spur Strong Upside (Rating Upgrade)

Sep 11

Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) 34% Share Price Surge Not Quite Adding Up

Sep 03
Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) 34% Share Price Surge Not Quite Adding Up

Analysts Just Published A Bright New Outlook For Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS)

Aug 01
Analysts Just Published A Bright New Outlook For Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS)

Is Ionis Pharmaceuticals (NASDAQ:IONS) Using Too Much Debt?

Jul 30
Is Ionis Pharmaceuticals (NASDAQ:IONS) Using Too Much Debt?

Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Shares Climb 28% But Its Business Is Yet to Catch Up

Jul 03
Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Shares Climb 28% But Its Business Is Yet to Catch Up

We Discuss Why Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) CEO Compensation May Be Closely Reviewed

May 30
We Discuss Why Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) CEO Compensation May Be Closely Reviewed

Analysts Just Shipped A Substantial Upgrade To Their Ionis Pharmaceuticals, Inc. (NASDAQ:IONS) Estimates

May 02
Analysts Just Shipped A Substantial Upgrade To Their Ionis Pharmaceuticals, Inc. (NASDAQ:IONS) Estimates

Ionis: Potentially A Great Time To Buy Ahead Of Q1 Earnings (Upgrade)

Apr 22

Is Ionis Pharmaceuticals (NASDAQ:IONS) Using Debt In A Risky Way?

Apr 20
Is Ionis Pharmaceuticals (NASDAQ:IONS) Using Debt In A Risky Way?

Lacklustre Performance Is Driving Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Low P/S

Mar 24
Lacklustre Performance Is Driving Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Low P/S
User avatar

Anticipated Drug Launches Will Shift Biotech Company To Commercial Stage

Ionis is set to boost revenue through first-mover advantage with TRYNGOLZA and other product launches targeting unmet medical needs.

Ionis Pharmaceuticals: Promising Growth From Tryngolza Approval

Dec 23

Investors Don't See Light At End Of Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Tunnel

Dec 23
Investors Don't See Light At End Of Ionis Pharmaceuticals, Inc.'s (NASDAQ:IONS) Tunnel

Ionis Pharmaceuticals (NASDAQ:IONS) Has Debt But No Earnings; Should You Worry?

Dec 01
Ionis Pharmaceuticals (NASDAQ:IONS) Has Debt But No Earnings; Should You Worry?

Ionis Pharmaceuticals: Catalysts Due In 2025/2026 Are Extremely Compelling

Oct 23

Ionis Pharmaceuticals: Harnessing RNA-Targeted Therapies For Long-Term Shareholder Value

Aug 11

Ionis: Tough Run For Share Price Belies Multiple Reasons For Optimism

May 28

Ionis Pharmaceuticals 2023 Earnings Review: Short-Term Pain, Long-Term Gain

Feb 23

Shareholder Returns

IONSUS BiotechsUS Market
7D2.9%3.1%0.8%
1Y67.1%-1.6%18.1%

Return vs Industry: IONS exceeded the US Biotechs industry which returned -4.3% over the past year.

Return vs Market: IONS exceeded the US Market which returned 18% over the past year.

Price Volatility

Is IONS's price volatile compared to industry and market?
IONS volatility
IONS Average Weekly Movement10.9%
Biotechs Industry Average Movement10.3%
Market Average Movement6.4%
10% most volatile stocks in US Market17.0%
10% least volatile stocks in US Market3.0%

Stable Share Price: IONS's share price has been volatile over the past 3 months compared to the US market.

Volatility Over Time: IONS's weekly volatility (11%) has been stable over the past year, but is still higher than 75% of US stocks.

About the Company

FoundedEmployeesCEOWebsite
19891,069Brett Moniawww.ionis.com

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; 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.

Ionis Pharmaceuticals, Inc. Fundamentals Summary

How do Ionis Pharmaceuticals's earnings and revenue compare to its market cap?
IONS fundamental statistics
Market capUS$10.43b
Earnings (TTM)-US$268.22m
Revenue (TTM)US$944.05m
11.1x
P/S Ratio
-39.1x
P/E Ratio

Earnings & Revenue

Key profitability statistics from the latest earnings report (TTM)
IONS income statement (TTM)
RevenueUS$944.05m
Cost of RevenueUS$893.98m
Gross ProfitUS$50.07m
Other ExpensesUS$318.28m
Earnings-US$268.22m

Last Reported Earnings

Jun 30, 2025

Next Earnings Date

n/a

Earnings per share (EPS)-1.68
Gross Margin5.30%
Net Profit Margin-28.41%
Debt/Equity Ratio288.0%

How did IONS perform over the long term?

See historical performance and comparison

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/10/01 18:28
End of Day Share Price 2025/10/01 00:00
Earnings2025/06/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Ionis Pharmaceuticals, Inc. is covered by 47 analysts. 24 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Ishan MajumdarBaptista Research
James BirchenoughBarclays
Huidong WangBarclays