IONIS PHARMACEUTICALS INC (IONS)

Nasdaq Pharmaceutical Pharmaceutical Preparations SIC: 2834
A+
Pipeline Grade

Financial Position (from SEC Filings)

$173.4M
Cash & Equivalents
$792.8M
Quarterly Burn Rate
1 mo
Est. Cash Runway
$9,627M
Market Cap

Estimated from most recent SEC quarterly filing. View SEC filings

Drug Pipeline (2 Assets)

DrugPhaseIndications
OLEZARSEN SODIUM
TRYNGOLZA (AUTOINJECTOR)
APPROVED 4H Syndrome, Abnormalities, Cardiovascular, Acromegaly, ADLD, Adrenoleukodystrophy, Adrenomyeloneuropathy, Advanced Adult Hepatocellular Carcinoma, Advanced Cancers, Advanced Solid Tumors, Age Related Macular Degeneration, AGS, Aicardi Goutieres Syndrome, ALD, ALD (Adrenoleukodystrophy), ALD Gene Mutation, Alexander Disease, Alexanders Leukodystrophy, Allan-Herndon-Dudley Syndrome, ALS Caused by Superoxide Dismutase 1 (SOD1) Mutation, ALSP, Alzheimer Disease, AMN, Amyloidosis, Amyloidosis, Hereditary, Amyotrophic Lateral Sclerosis, Angelman Syndrome, Atherosclerosis, Atherosclerotic Cardiovascular Disease, AxD, Beta Thalassemia Intermedia, BPAN, Cadasil, Canavan Disease, Cardiovascular Disease, Cardiovascular Diseases, Castrate Resistant Prostate Cancer, Cerebrotendinous Xanthomatoses, Charcot-Marie-Tooth, Chronic Bronchitis, Chronic Heart Failure With Reduced Ejection Fraction, Chronic Hepatitis B Atypical, Chronic Migraine, Chronic Obstructive Pulmonary Disease, CMT, Cockayne Syndrome, Congenital Abnormalit
DONIDALORSEN SODIUM
DAWNZERA (AUTOINJECTOR)
APPROVED

Upcoming Catalysts

DateEventDrug
2026-09-22 Pdufa
2026-12-01 Phase3 Readout
2027-02-01 Phase2 Readout
2027-03-01 Phase3 Readout
2027-06-01 Phase3 Readout

Active Clinical Trials (21)

NCT #TitlePhaseStatusEnrollment
NCT06073574 CARDIO-TTRansform Magnetic Resonance Imaging (MRI) Sub-study OTHER Active Not Recruiting 150
NCT06073587 The CARDIO-TTRansform Scintigraphy Sub-study OTHER Active Not Recruiting 150
NCT02714764 Evaluation of Outcome Metrics in Alexander Disease OTHER Recruiting 200
NCT05659901 Rocket Study: A Study to Characterize Biomarkers and Disease Progression in Participants With Pelizaeus-Merzbacher Disea... OTHER Recruiting 32
NCT04849741 A Study to Evaluate the Safety and Efficacy of Zilganersen (ION373) in Patients With Alexander Disease (AxD) PHASE3 Active Not Recruiting 54
NCT04136171 CARDIO-TTRansform: A Study to Evaluate the Efficacy and Safety of Eplontersen (Formerly Known as ION-682884, IONIS-TTR-L... PHASE3 Active Not Recruiting 1,438
NCT05185843 A Study of Olezarsen (Formerly Known as AKCEA-APOCIII-LRX) Administered to Adults With Familial Chylomicronemia Syndrome... PHASE3 Active Not Recruiting 24
NCT05130450 A Study of Olezarsen (Formerly Known as AKCEA-APOCIII-LRx) in Participants With Familial Chylomicronemia Syndrome (FCS) PHASE3 Active Not Recruiting 60
NCT07298447 Donidalorsen Treatment in Children With Hereditary Angioedema PHASE3 Recruiting 20
NCT05681351 CORE-OLE: A Study of Olezarsen (ISIS 678354) Administered Subcutaneously to Participants With Severe Hypertriglyceridemi... PHASE3 Active Not Recruiting 885
NCT05667493 An Extension Study to Assess Long-Term Safety of Eplontersen in Adults With Transthyretin-Mediated Amyloid Cardiomyopath... PHASE3 Enrolling By Invitation 1,400
NCT05071300 A Study to Assess the Long-Term Safety and Efficacy of Eplontersen (Formerly Known as ION-682884, IONIS-TTR-LRx and AKCE... PHASE3 Active Not Recruiting 151
NCT04768972 FUSION: A Study to Evaluate the Efficacy, Safety, Pharmacokinetics and Pharmacodynamics of ION363 in Amyotrophic Lateral... PHASE3 Active Not Recruiting 89
NCT05392114 A Study to Assess the Long-Term Safety and Efficacy of Donidalorsen in the Prophylactic Treatment of Hereditary Angioede... PHASE3 Active Not Recruiting 154
NCT06153966 PrProfile: A Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ION717 PHASE2 Recruiting 76
NCT06430385 ATTUNE: A Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Intrathecally-Administer... PHASE2 Recruiting 48
NCT07531745 ASCEND: Safety and Tolerability of ION337 for the Treatment of Dravet Syndrome PHASE2 Recruiting 32
NCT07604974 A Study to Assess the Safety, Tolerability and Efficacy of ION775 PHASE2 Recruiting 72
NCT05127226 HALOS: A Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of Multiple Ascending Doses of ION582 in Part... PHASE2 Recruiting 70
NCT06150716 Orbit Study: A Study to Evaluate the Safety, Pharmacokinetics, and Pharmacodynamics of Intrathecally Administered ION356... PHASE1 Recruiting 24
NCT04165486 Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of ION464 Administered to Adults With Multiple System A... PHASE1 Recruiting 40

Source: ClinicalTrials.gov. Trial status last updated by sponsor — may not reflect current state.

FDA-Related SEC Filings

DateTypeDescriptionLink
2026-07-09 8-K IONIS PHARMACEUTICALS INC (IONS) (CIK 0000874015) - EXHIBIT 99.1 EDGAR
2026-06-24 8-K IONIS PHARMACEUTICALS INC (IONS) (CIK 0000874015) - EXHIBIT 99.1 EDGAR
2026-05-28 8-K IONIS PHARMACEUTICALS INC (IONS) (CIK 0000874015) - 8-K EDGAR

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