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PROTHENA CORP PUBLIC LTD CO (PRTA)

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation. Its product pipeline includes Prasinezumab, an investigational humanized monoclonal antibody which is in Phase 3 clinical trial for the treatment of parkinson's disease and other synucleinopathies. The company also develops Coramitug, an investigational antibody, which is in Phase 3 clinical trial for the treatment of transthyretin amyloidosis; BMS-986446, an anti-tau antibody which is in Phase 2 clinical trial to treat Alzheimer's disease; PRX019, an investigational antibody which is in Phase 1 clinical trial for the treatment of neurodegenerative diseases; and PRX123, a Dual Aß-Tau Vaccine, which is in preclinical trial for treating Alzheimer's disease. In addition, it develops discovery- and late-preclinical-stage programs include TDP-43 CYTOPE for the treatment of amyotrophic lateral sclerosis; PRX012, a next-generation anti-Aß antibody which is in phase 1 clinical trial to treat Alzheimer's disease; and PRX012-TfR, a preclinical program for the treatment of Alzheimer's disease. It has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and master collaboration agreement with Bristol Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. Prothena Corporation plc was incorporated in 2012 and is based in Dublin, Ireland.

Sector: Pharmaceutical Preparations

Industry: Biotechnology

Prothena Corporation plc logo

Prothena Corporation plc

NASDAQ:PRTAHealthcare
-4.62%$8.47
AH$8.47+0.00%vs close
Mkt Cap$434.82M
Float41.96M
O/S51.34M
Vol
$ Vol
RVOL
Inst Own92.0%
SI18.9%
Earnings
Dilution
Phase Distribution
13 lead-sponsored trials·0 active·8 completed
Phase 16
Phase 1/21
Phase 23
Phase 32
Not applicable1
(4 more as collaborator)
Status Overview
Completed8
Stopped5

Trials need funding. See this company's dilution risk and cash position.

Recent Deals
Clinical Trials
Sponsor role
Status
Phase
  • Phase 3
    Terminated

    The VITAL Amyloidosis Study, a Global Phase 3, Efficacy and Safety Study of NEOD001 in Patients With AL Amyloidosis

    NEOD001

    Primary Systemic (AL) Amyloidosis

    Enrollment
    260
    Start
    Feb 2015
    Primary Completion
    May 2018
    Completion
    May 2018
    NCT02312206
  • Phase 3
    Terminated

    A Study to Evaluate the Efficacy and Safety of Birtamimab in Mayo Stage IV Patients With AL Amyloidosis

    Birtamimab, Standard of Care Chemotherapy

    Light Chain (AL) Amyloidosis

    Enrollment
    208
    Start
    Aug 2021
    Primary Completion
    Apr 2025
    Completion
    Jun 2025
    NCT04973137
  • Phase 2
    Terminated

    Open-label Extension Study of NEOD001 in Subjects With Light Chain (AL) Amyloidosis

    NEOD001

    AL Amyloidosis

    Enrollment
    34
    Start
    Feb 2016
    Primary Completion
    May 2018
    Completion
    May 2018
    NCT02613182
  • Phase 2
    Completed

    The PRONTO Study, a Global Phase 2b Study of NEOD001 in Previously Treated Subjects With Light Chain (AL) Amyloidosis

    NEOD001, Placebo

    AL Amyloidosis

    Enrollment
    129
    Start
    Mar 2016
    Primary Completion
    Mar 2018
    Completion
    Mar 2018
    NCT02632786
  • Phase 2
    Terminated

    Study in Subjects With Light Chain (AL) Amyloidosis

    NEOD001

    AL Amyloidosis

    Enrollment
    80
    Start
    Jun 2017
    Primary Completion
    May 2018
    Completion
    May 2018
    NCT03154047
  • Phase 1/2
    Completed

    Phase 1/2, Open Label, Dose Escalation Study of NEOD001 in Subjects With Light Chain (AL) Amyloidosis

    NEOD001

    Primary Amyloidosis

    Enrollment
    69
    Start
    Apr 2013
    Primary Completion
    Aug 2016
    Completion
    Aug 2016
    NCT01707264
  • Phase 1
    Completed

    Single Ascending Dose Study of PRX002 in Healthy Subjects

    PRX002

    Parkinson's Disease

    Enrollment
    40
    Start
    Mar 2014
    Primary Completion
    Dec 2014
    Completion
    -
    NCT02095171
  • Phase 1
    Completed

    Multiple Ascending Dose Study of PRX002 in Patients With Parkinson's Disease

    PRX002

    Parkinson's Disease

    Enrollment
    64
    Start
    Jun 2014
    Primary Completion
    Sep 2016
    Completion
    -
    NCT02157714
  • Phase 1
    Completed

    Single Ascending Dose Study of PRX003 in Healthy Subjects

    PRX003

    Psoriasis

    Enrollment
    40
    Start
    May 2015
    Primary Completion
    Feb 2016
    Completion
    Feb 2016
    NCT02458677
  • Phase 1
    Completed

    Multiple Ascending Dose Study of PRX003 in Subjects With Psoriasis

    PRX003

    Psoriasis

    Enrollment
    48
    Start
    Mar 2016
    Primary Completion
    Feb 2018
    Completion
    Feb 2018
    NCT02630901
  • Phase 1
    Terminated

    A Study of PRX004 in Subjects With Amyloid Transthyretin (ATTR) Amyloidosis

    PRX004

    Amyloidogenic Transthyretin (ATTR) Amyloidosis

    Enrollment
    21
    Start
    Apr 2018
    Primary Completion
    Jul 2020
    Completion
    Jul 2020
    NCT03336580
  • Phase 1
    Completed

    Phase 1 Study of PRX019 in Healthy Adult Volunteers

    PRX019, Placebo

    Healthy Participants Study

    Enrollment
    50
    Start
    Nov 2024
    Primary Completion
    Jan 2026
    Completion
    Jan 2026
    NCT06699680
  • Observational
    Completed

    Quality of Life (QOL) Registry for Patients With AL Amyloidosis

    non-interventional

    AL Amyloidosis, Amyloidosis

    Enrollment
    343
    Start
    Oct 2015
    Primary Completion
    Jul 2018
    Completion
    Jul 2018
    NCT02574676