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Ionis Pharmaceuticals
IONS
Market cap
$12.6B
Overview
Fund Trends
Analyst Outlook
Journalist POV
77.92
USD
-0.95
1.2%
At close
Updated
Jan 15, 11:17 AM EST
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After hours
1D
5D
1M
3M
6M
YTD
1Y
5Y
10Y
1 day
-1.2%
5 days
-5.17%
1 month
-2.31%
3 months
7.64%
6 months
85.52%
Year to date
-2.2%
1 year
134.63%
5 years
27.15%
10 years
77.58%
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Positive
Neutral
Negative
Sentiment
3-Months
Positive
Neutral
75%
Negative
Positive
Neutral
Negative
Neutral
Seeking Alpha
yesterday
Ionis Pharmaceuticals, Inc. (IONS) Presents at 44th Annual J.P. Morgan Healthcare Conference Transcript
Ionis Pharmaceuticals, Inc. (IONS) Presents at 44th Annual J.P. Morgan Healthcare Conference Transcript
Neutral
Business Wire
3 days ago
Ionis well-positioned for continued momentum and substantial value creation in 2026 with two new independent launches and several pivotal data readouts
CARLSBAD, Calif.--(BUSINESS WIRE)--Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced highlights from the Company's 2025 achievements and provided additional updates on key milestones expected in 2026. Ionis will provide a business update at the 44th Annual J.P. Morgan Healthcare Conference on Tuesday, January 13 at 8:15am PT; the presentation is available today on the Ionis website here. “2025 was a defining year for Ionis, as we successfully executed our first two independent launches.
Positive
Benzinga
7 days ago
GSK/Ionis Partnered Investigational Drug Shows Strong Results In Large Hepatitis B Studies
Ionis Pharmaceuticals Inc. (NASDAQ: IONS) partner GSK Plc (NYSE: GSK) on Wednesday shared data from two pivotal Phase 3 studies, B-Well 1 and B-Well 2, of bepirovirsen, an investigational antisense oligonucleotide for chronic hepatitis B (CHB). The studies included over 1,800 patients.
Neutral
Business Wire
8 days ago
Ionis partner GSK announces positive topline results from B-Well 1 and B-Well 2 Phase 3 studies for bepirovirsen, a potential first-in-class medicine for chronic hepatitis B
CARLSBAD, Calif.--(BUSINESS WIRE)--Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) partner GSK today announced positive results from two pivotal Phase 3 studies, B-Well 1 and B-Well 2, evaluating the safety and efficacy of bepirovirsen, an investigational antisense oligonucleotide (ASO) for the treatment of chronic hepatitis B (CHB). The studies included over 1,800 patients from 29 countries. GSK licensed bepirovirsen from Ionis and the two companies have collaborated on its development. CHB is a ma.
Neutral
Business Wire
9 days ago
Ionis to present at 44th Annual J.P. Morgan Healthcare Conference
CARLSBAD, Calif.--(BUSINESS WIRE)--Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that Brett P. Monia, Ph.D., chief executive officer, will present a company overview at the 44th Annual J.P. Morgan Healthcare Conference at 8:15 a.m. PT on Tuesday, January 13, 2026. A live webcast of the presentation can be accessed on the Investors & Media section of the Ionis website at https://ir.ionis.com/events. A replay will be available on the Ionis website within 48 hours and will be arch.
Positive
Zacks Investment Research
24 days ago
What Awaits These 4 Biotech Stocks That More Than Doubled in 2025
IONS, GPCR, MNPR and KOD more than double in 2025 as policy clarity, M&A revival and clinical wins lift biotech momentum into 2026.
Neutral
Business Wire
1 month ago
Ionis receives U.S. FDA Breakthrough Therapy designation for zilganersen for Alexander disease (AxD)
CARLSBAD, Calif.--(BUSINESS WIRE)--Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that the U.S. Food and Drug Administration (FDA) has granted Breakthrough Therapy designation to zilganersen for the treatment of Alexander disease (AxD), a rare, progressive and often fatal neurological condition. Over time, it can lead to loss of mobility and independence, along with difficulties walking, speaking, swallowing and breathing. There are currently no approved disease-modifying treatments.
Neutral
Business Wire
1 month ago
Ionis receives U.S. FDA Breakthrough Therapy designation for olezarsen for severe hypertriglyceridemia (sHTG)
CARLSBAD, Calif.--(BUSINESS WIRE)--Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that the U.S. Food and Drug Administration (FDA) has granted Breakthrough Therapy designation to olezarsen as an adjunct to diet to reduce triglyceride (TG) levels in adults with severe hypertriglyceridemia (sHTG) (TG greater than or equal to 500 mg/dL). Breakthrough Therapy designation is intended to expedite the review of medicines that treat a serious or life-threatening condition and have shown pre.
Neutral
Seeking Alpha
1 month ago
Ionis Pharmaceuticals, Inc. (IONS) Presents at Jefferies London Healthcare Conference 2025 Transcript
Ionis Pharmaceuticals, Inc. ( IONS ) Jefferies London Healthcare Conference 2025 November 18, 2025 8:30 AM EST Company Participants Brett Monia - Founder, CEO & Director Conference Call Participants Akash Tewari - Jefferies LLC, Research Division Presentation Akash Tewari Jefferies LLC, Research Division Good afternoon. It's hard to check sometimes.
Neutral
GlobeNewsWire
2 months ago
Biogen Completes Acquisition of Alcyone Therapeutics
CAMBRIDGE, Mass., Nov. 14, 2025 (GLOBE NEWSWIRE) -- Biogen Inc. (Nasdaq: BIIB) has completed the acquisition of Alcyone Therapeutics, a clinical-stage biotechnology company known for its innovative CNS therapy delivery solutions, such as the ThecaFlex DRx™ drug delivery system.
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Fund Insights
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