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Ionis Pharmaceuticals, Inc. - Common Stock (NQ:IONS)

79.36 -0.57 (-0.71%)
Streaming Delayed Price Updated: 3:12 PM EST, Dec 29, 2025 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 625,312
Open 79.73
Bid (Size) 79.30 (100)
Ask (Size) 79.38 (300)
Prev. Close 79.93
Today's Range 78.74 - 80.04
52wk Range 23.95 - 83.61
Shares Outstanding 141,797,854
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
News headline image
Ionis receives U.S. FDA Breakthrough Therapy designation for zilganersen for Alexander disease (AxD)
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis receives U.S. FDA Breakthrough Therapy designation for olezarsen for severe hypertriglyceridemia (sHTG)
From Ionis Pharmaceuticals, Inc.
Via Business Wire

Performance

YTD
+128.8%
+128.8%
1 Month
-4.1%
-4.1%
3 Month
+23.7%
+23.7%
6 Month
+100.9%
+100.9%
1 Year
+127.3%
+127.3%

More News

Read More
News headline image
High Dose Regimen of Nusinersen Receives Positive CHMP Opinion for the Treatment of Spinal Muscular Atrophy
From Biogen Inc.
Via GlobeNewswire
News headline image
Earnings Scheduled For October 29, 2025 ↗
Via Benzinga
News headline image
Biogen Completes Acquisition of Alcyone Therapeutics
From Biogen Inc.
Via GlobeNewswire
News headline image
DAWNZERA™ (donidalorsen) receives positive opinion from CHMP, recommended for approval in EU for hereditary angioedema (HAE)
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis Prices Convertible Notes Offering to Refinance 2026 Convertible Notes
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis Pharmaceuticals Earnings Preview ↗
Via Benzinga
News headline image
Ionis to present at upcoming investor conferences
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Metagenomi Prioritizes Hemophilia A Program, Lays Off 25% Workforce ↗
Via Benzinga
News headline image
Ionis Announces Proposed Convertible Offering to Refinance 2026 Convertible Notes
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis Reports Substantial Drop In Acute Pancreatitis Events With Cholesterol Lowering Drug ↗
Via Benzinga
News headline image
12 Health Care Stocks Moving In Monday's Pre-Market Session ↗
Via Benzinga
News headline image
Monday.Com, Metsera, Profrac Holding And Other Big Stocks Moving Lower In Monday's Pre-Market Session ↗
Via Benzinga
News headline image
Why Viasat Shares Are Trading Higher By Around 13%; Here Are 20 Stocks Moving Premarket ↗
Via Benzinga
News headline image
Groundbreaking pivotal study results of olezarsen for severe hypertriglyceridemia (sHTG) presented as a late breaker at AHA Scientific Sessions
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Intellia Therapeutics Crashes After A Patient In Its Pivotal Study Dies ↗
Via Investor's Business Daily
Topics Death
News headline image
Ionis presents new data demonstrating long-term disease control with DAWNZERA™ (donidalorsen) at ACAAI 2025 Annual Meeting
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Cathie Wood Goes All-In On Peter Thiel's Crypto Play Bullish With Back-To-Back Million-Dollar Buys ↗
Via Benzinga
News headline image
Ionis (IONS) Q3 2025 Earnings Call Transcript ↗
Via The Motley Fool
Topics Earnings
News headline image
Alnylam Stock Has Already Doubled In 2025. Why It Could Rocket Again On Earnings. ↗
Via Investor's Business Daily
News headline image
Alphabet To Rally Around 22%? Here Are 10 Top Analyst Forecasts For Thursday ↗
Via Benzinga
News headline image
Ionis reports third quarter 2025 financial results and highlights progress on key programs
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Detailed data from the landmark CORE and CORE2 pivotal studies of olezarsen for sHTG to be presented as a late breaker at AHA Scientific Sessions
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis ranked #2 Top Employer by Science magazine, recognizing industry-leading scientific innovation and company culture
From Ionis Pharmaceuticals, Inc.
Via Business Wire

Frequently Asked Questions

Is Ionis Pharmaceuticals, Inc. - Common Stock publicly traded?
Yes, Ionis Pharmaceuticals, Inc. - Common Stock is publicly traded.
What exchange does Ionis Pharmaceuticals, Inc. - Common Stock trade on?
Ionis Pharmaceuticals, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock?
The ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock is IONS on the Nasdaq Stock Market
What is the current price of Ionis Pharmaceuticals, Inc. - Common Stock?
The current price of Ionis Pharmaceuticals, Inc. - Common Stock is 79.36
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 12/29/25 03:12 PM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 11.25B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 11B shares outstanding.
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