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

76.23 +1.17 (+1.57%)

Streaming Delayed Price Updated: 3:40 PM EDT, May 21, 2026 Add to My Watchlist

Price and Volume

Volume	1,247,674
Open	74.76
Bid (Size)	76.19 (100)
Ask (Size)	76.25 (100)
Prev. Close	75.06
Today's Range	74.21 - 76.48
52wk Range	32.00 - 86.74
Shares Outstanding	141,797,854
Dividend Yield	N/A

Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News

Ionis Pharmaceuticals Touts $3B TRYNGOLZA Opportunity, Pipeline Readouts at Conference ↗

May 18, 2026

Executives at a healthcare investor event outlined commercial launch plans, pipeline readouts and market-development priorities across several biotechnology franchises, with discussion spanning Ionis...

Via MarketBeat

Ionis partner Biogen announces topline results from Phase 2 CELIA study of diranersen (BIIB080): first study to show reduction in tau pathology and cognitive benefit in patients with early Alzheimer’s disease

May 14, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Performance

YTD	-4.3%	-4.3%
1 Month	+1.8%	+1.8%
3 Month	-7.3%	-7.3%
6 Month	+3.0%	+3.0%
1 Year	+121.2%	+121.2%

More News

Ionis to host 2026 virtual Annual Meeting of Stockholders

May 04, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis to present at upcoming investor conferences

May 01, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis Pharmaceuticals (NASDAQ:IONS) Shares Surge After Crushing Q1 Estimates and Raising Full-Year Guidance ↗

April 29, 2026

Via Chartmill

Ionis Pharmaceuticals (NASDAQ:IONS) Shows High Technical and Setup Ratings for Potential Breakout ↗

February 24, 2026

Via Chartmill

Ionis (IONS) Q1 2026 Earnings Call Transcript ↗

April 29, 2026

Via The Motley Fool

Ionis reports first quarter 2026 financial results and highlights progress on key programs

April 29, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis partner GSK announces bepirovirsen accepted for Priority Review and granted Breakthrough Therapy Designation by U.S. FDA as a potential first-in-class medicine for chronic hepatitis B

April 28, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis (IONS) Q4 2025 Earnings Transcript ↗

April 21, 2026

Via The Motley Fool

Ionis presents new data from pivotal study of zilganersen in Alexander disease (AxD) at AAN 2026 Annual Meeting

April 21, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis to hold first quarter 2026 financial results webcast

April 15, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Wave Life Sciences Shakes Biotech Sector with Breakthrough Obesity Data: A New Era for ‘Quality’ Weight Loss

March 26, 2026

Via MarketMinute

When Insider Selling Is a Good Thing: 2 Stocks to Watch ↗

March 23, 2026

Via MarketBeat

Ionis announces zilganersen New Drug Application for Alexander disease (AxD) accepted by FDA for Priority Review

March 23, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Biotech Stock Up 372% Gets Sold as New Pick Rises 40% in 2026 ↗

March 20, 2026

Via The Motley Fool

This Biotech Stock Has Surged 250% in a Year as One Investor Discloses $10 Million New Position ↗

March 20, 2026

Via The Motley Fool

Hedge Fund Boone Capital Initiated a Stake in HealthEquity. Is the Stock a Buy? ↗

March 15, 2026

Via The Motley Fool

Vertex Pharmaceuticals Surges 8.3% as Renal Breakthrough Sparks Market Rally

March 11, 2026

Via MarketMinute

Ionis announces changes to Board of Directors

March 09, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis to present new data supporting DAWNZERA™ (donidalorsen) in hereditary angioedema at 2026 AAAAI Annual Meeting

February 27, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Olezarsen sNDA accepted by the FDA for Priority Review for the treatment of severe hypertriglyceridemia (sHTG)

February 26, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis reports fourth quarter and full year 2025 financial results and highlights progress on key programs

February 25, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis to present at upcoming investor conferences

February 19, 2026

From Ionis Pharmaceuticals, Inc.

Via Business Wire

Ionis updates time for fourth quarter and full year 2025 financial results webcast

February 17, 2026

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 76.23

When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?

The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 05/21/26 03:40 PM ET

What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?

The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 10.81B

How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?

Ionis Pharmaceuticals, Inc. - Common Stock has 11B shares outstanding.

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