Phase 3 Clinical Trials With Primary Completion Dates in June 2026

This is a list of Phase 3 trials with primary completion dates in June 2026 for companies with a market cap less than $1B. For complete clinical trial coverage, please see our Trial Tracker tool. It includes information on all clinical trials for publicly traded companies, screenable by stock symbol, market cap, disease, completion date, and phase.

The primary completion date is the date that the final subject was examined or received an intervention for the purposes of final collection of data for the primary outcome. It provides advance notice that a company will be announcing trial results in the near future.

SymbolCompanyPrimary Completion DatePhaseNCT IDTitle
ARDXArdelyx, Inc.2026-06-01Phase 3NCT05643534Study to Assess Safety and Efficacy of Tenapanor for Treatment of IBS-C in Pediatric Patients 12 to Less Than 18 Years
BVNRYBavarian Nordic A/S2026-06-01Phase 3NCT06844500Phase 3 Maternal Safety & Immunogenicity Trial of MVA-BN® in DRC
BZYRBurzynski Research Institute, Inc.2026-06-01Phase 3NCT02887040Study of Antineoplaston Therapy + Radiation vs. Radiation Only in Diffuse, Intrinsic, Brainstem Glioma
CGONCG Oncology, Inc.2026-06-01Phase 3NCT06111235A Study of Adjuvant Cretostimogene Grenadenorepvec for Treatment of Intermediate Risk NMIBC Following TURBT
GNLXGenelux Corporation2026-06-01Phase 3NCT05281471Efficacy & Safety of Olvi-Vec and Platinum-doublet + Bevacizumab Compared to Physician's Choice of Chemotherapy and Bevacizumab in Platinum-Resistant/Refractory Ovarian Cancer (PRROC) (OnPrime, GOG-3076)
PRAXPraxis Precision Medicines, Inc.2026-06-01Phase 3NCT07019922A Clinical Trial of Elsunersen in Pediatric SCN2A-DEE to Assess Efficacy and Safety
RCUSArcus Biosciences, Inc.2026-06-01Phase 3NCT05568095A Clinical Trial of a New Combination Treatment, Domvanalimab and Zimberelimab, Plus Chemotherapy, for People With an Upper Gastrointestinal Tract Cancer That Cannot be Removed With Surgery That Has Spread to Other Parts of the Body
REGMFRemeGen Co., Ltd.2026-06-01Phase 3NCT05885503Efficacy and Safety of RC28-E Versus Aflibercept in Diabetic Macular Edema
REGMFRemeGen Co., Ltd.2026-06-01Phase 3NCT05799287A Study of Telitacicept for IgA Nephropathy (TELIGAN)
RNXTRenovoRx, Inc.2026-06-01Phase 3NCT03257033Intra-arterial Gemcitabine vs. IV Gemcitabine and Nab-Paclitaxel Following Radiotherapy for LAPC
SNPHYSanten Pharmaceutical Co., Ltd.2026-06-01Phase 3NCT06683651A Study in Chinese Patients With Acquired Blepharoptosis
TLXTelix Pharmaceuticals Limited2026-06-01Phase 3NCT07052214PSMA PET Combined With MRI for the Detection of PCa
VNDAVanda Pharmaceuticals Inc.2026-06-01Phase 3NCT04652882Evaluating the Effects of Tasimelteon vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD)