Alterity Therapeutics Appoints Daniel Claassen as Chief Medical Advisor
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Mar 04 2026
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Should l Buy ATHE?
Alterity Therapeutics announced that Daniel Claassen, M.D., M.S., was appointed Chief Medical Advisor and will begin his role in March 2026. As a tenured professor, Dr. Claassen will also retain his academic appointment at Vanderbilt University Medical Center. Claassen is a board-certified neurologist and internationally recognized expert in neurodegenerative diseases, with more than two decades of clinical and translational research in movement disorders and cognitive and behavioral neurology. He has authored hundreds of peer-reviewed publications and secured sustained competitive grant funding from agencies including the National Institutes of Health, the U.S. Department of Defense, and numerous foundations.
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Analyst Views on ATHE
About ATHE
Alterity Therapeutics Limited is an Australia-based clinical-stage biotechnology company. The Company is focused on developing disease modifying treatments for neurodegenerative diseases. The Company's lead asset, ATH434, is to treat various Parkinsonian disorders. ATH434 is an oral agent designed to inhibit the aggregation of pathological proteins implicated in neurodegeneration. It has the potential to treat Parkinson's disease, as well as various Parkinsonian disorders, such as Multiple System Atrophy (MSA). The Company also has a drug discovery platform generating patentable chemical compounds to intercede in disease processes. Its lead asset, ATH434, is in a randomized, double blind, placebo-controlled Phase II clinical trial in participants with MSA. The Company is also conducting various nonclinical studies with ATH434 for use in Parkinson’s disease based on imaging of brain iron, preservation of neurons, and improvements in motor performance.
About the author
Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
Alterity Receives Positive FDA Feedback to Advance Phase 3 Trial for MSA
- FDA Meeting Outcome: Alterity Therapeutics received positive feedback from the FDA during a Type C meeting, confirming alignment on readiness for its Phase 3 clinical trial in Multiple System Atrophy (MSA), marking a significant milestone in the drug development process.
- Clinical Development Plan: The planned Phase 3 trial will build on positive data from its Phase 2 clinical trials, where ATH434 demonstrated significant efficacy in randomized, double-blind studies, establishing a solid foundation for subsequent clinical testing.
- Future Discussion Preparation: Alterity aims to reach agreement with the FDA on Chemistry, Manufacturing, and Controls (CMC) and the Phase 3 trial design, with today's favorable outcome paving the way for an End-of-Phase 2 meeting scheduled for mid-2026.
- Strategic Implications: The FDA's support not only enhances Alterity's market competitiveness in the neurodegenerative disease sector but also instills confidence in the company's long-term growth prospects in the MSA field, potentially attracting more investor interest in its future developments.
See More
Alterity Receives Positive FDA Feedback for ATH434 Phase 3 Program
- Regulatory Feedback Positive: Alterity Therapeutics received positive feedback from the FDA during a Type C Meeting, supporting its planned Phase 3 development program for ATH434 in Multiple System Atrophy (MSA), indicating confidence in clinical trial readiness.
- Clinical Plan Confirmation: The FDA's written feedback addressed both clinical pharmacology and non-clinical development aspects, further confirming Alterity's strategic direction in advancing to the next stage of clinical testing, enhancing investor confidence in its R&D capabilities.
- Multidisciplinary Strategy Implementation: This meeting is part of Alterity's multidisciplinary strategy to ensure alignment with the FDA for the smooth initiation of a pivotal Phase 3 trial, demonstrating the company's forward-looking planning in drug development.
- Stable Market Performance: On the Australian Securities Exchange, ATH.AX traded at A$0.0080, unchanged from the previous session, reflecting a cautiously optimistic market sentiment regarding the company's future developments.
See More
Alterity Therapeutics CEO to Participate in Healthcare Summit
- CEO Summit Participation: David Stamler, CEO of Alterity Therapeutics, will participate in the Bell Potter Healthcare Horizons Summit on March 12-13, 2026, in Sorrento, Australia, engaging in a fireside chat titled 'Optimising Late-stage Clinical Trials to Increase the Odds,' aimed at enhancing the company's visibility among investors.
- Clinical Trial Progress: Alterity is preparing to initiate a Phase 3 pivotal trial for its lead asset ATH434 targeting Multiple System Atrophy (MSA), a rapidly progressive disease, with previous Phase 2 trials demonstrating clinically meaningful efficacy, which is expected to lay the groundwork for future market introduction.
- Drug Discovery Platform: The company boasts a broad drug discovery platform focused on generating patentable compounds to address the underlying pathology of neurodegenerative diseases, indicating its innovative capabilities and market potential in this sector.
- Company Background: Alterity Therapeutics is a clinical-stage biotechnology firm dedicated to creating an alternate future for individuals with neurodegenerative diseases, operating from dual headquarters in Melbourne and San Francisco, reflecting its global business strategy.
See More
Alterity Appoints New Chief Medical Advisor
- Executive Appointment: Alterity Therapeutics has appointed Daniel Claassen as Chief Medical Advisor, effective March 2026, bringing strategic guidance to the company through his extensive experience in neurology.
- Academic Credentials: Claassen is a Professor of Neurology at Vanderbilt University Medical Center and previously served as Chief of the Division of Behavioral and Cognitive Neurology, enhancing the company's clinical development capabilities with his academic achievements.
- Research Leadership: As CEO of the Huntington's Study Group, Claassen oversees international research initiatives and organizational strategy aimed at accelerating therapy development, which will aid Alterity in advancing its new therapeutic candidates.
- Market Reaction: Despite this significant appointment, Alterity's stock price fell by 1.45% to $3.4 on Nasdaq, indicating market caution regarding the company's future prospects.
See More
Alterity Appoints New Chief Medical Advisor
- New Chief Medical Advisor: Alterity Therapeutics has appointed Dr. Daniel O. Claassen as Chief Medical Advisor, effective March 2026, bringing extensive experience in neurodegenerative diseases to guide the company's ATH434 program.
- Rich Clinical Trial Experience: With over 20 years of research in movement disorders and cognitive neuroscience, Dr. Claassen has served as principal investigator on numerous clinical trials, which will facilitate the advancement of ATH434 into Phase 3 pivotal trials.
- Strategic Development Opportunity: Dr. Claassen's appointment comes at a crucial time as Alterity prepares to initiate Phase 3 trials for MSA, and his deep understanding of the ATH434 program will provide robust support for the company's strategic growth in neurodegenerative disease treatments.
- Positive Clinical Outlook: ATH434 demonstrated significant efficacy in Phase 2 trials, and Dr. Claassen's involvement is expected to accelerate the development of new therapies, addressing the urgent need for disease-modifying treatments.
See More
Alterity Advances ATH434 in Late-Stage Development for Multiple System Atrophy
- Clinical Trial Progress: Alterity Therapeutics is advancing its candidate drug ATH434 in clinical development for Multiple System Atrophy (MSA), a rapidly progressive neurodegenerative disease with no approved therapies, demonstrating significant clinical benefits and a favorable safety profile.
- Efficacy Data: In the Phase 2 clinical trial of ATH434, 77 participants underwent 12 months of treatment, with results showing significant improvements in functional ratings compared to placebo, indicating its potential to enhance patients' daily living capabilities.
- Biomarker Application: The clinical program incorporates biomarkers and advanced neuroimaging to better assess disease progression and therapeutic impact, thereby supporting the development of disease-modifying therapies and enhancing understanding of this complex condition.
- Patient Advocacy and Awareness: During MSA Awareness Month, Alterity will share educational information via social media, emphasizing support for the MSA community and showcasing the company's commitment to addressing the significant unmet needs in this field.
See More
Alterity Receives Positive FDA Feedback to Advance Phase 3 Trial for MSA
- FDA Meeting Outcome: Alterity Therapeutics received positive feedback from the FDA during a Type C meeting, confirming alignment on readiness for its Phase 3 clinical trial in Multiple System Atrophy (MSA), marking a significant milestone in the drug development process.
- Clinical Development Plan: The planned Phase 3 trial will build on positive data from its Phase 2 clinical trials, where ATH434 demonstrated significant efficacy in randomized, double-blind studies, establishing a solid foundation for subsequent clinical testing.
- Future Discussion Preparation: Alterity aims to reach agreement with the FDA on Chemistry, Manufacturing, and Controls (CMC) and the Phase 3 trial design, with today's favorable outcome paving the way for an End-of-Phase 2 meeting scheduled for mid-2026.
- Strategic Implications: The FDA's support not only enhances Alterity's market competitiveness in the neurodegenerative disease sector but also instills confidence in the company's long-term growth prospects in the MSA field, potentially attracting more investor interest in its future developments.
See More
Alterity Receives Positive FDA Feedback for ATH434 Phase 3 Program
- Regulatory Feedback Positive: Alterity Therapeutics received positive feedback from the FDA during a Type C Meeting, supporting its planned Phase 3 development program for ATH434 in Multiple System Atrophy (MSA), indicating confidence in clinical trial readiness.
- Clinical Plan Confirmation: The FDA's written feedback addressed both clinical pharmacology and non-clinical development aspects, further confirming Alterity's strategic direction in advancing to the next stage of clinical testing, enhancing investor confidence in its R&D capabilities.
- Multidisciplinary Strategy Implementation: This meeting is part of Alterity's multidisciplinary strategy to ensure alignment with the FDA for the smooth initiation of a pivotal Phase 3 trial, demonstrating the company's forward-looking planning in drug development.
- Stable Market Performance: On the Australian Securities Exchange, ATH.AX traded at A$0.0080, unchanged from the previous session, reflecting a cautiously optimistic market sentiment regarding the company's future developments.
See More
Alterity Therapeutics CEO to Participate in Healthcare Summit
- CEO Summit Participation: David Stamler, CEO of Alterity Therapeutics, will participate in the Bell Potter Healthcare Horizons Summit on March 12-13, 2026, in Sorrento, Australia, engaging in a fireside chat titled 'Optimising Late-stage Clinical Trials to Increase the Odds,' aimed at enhancing the company's visibility among investors.
- Clinical Trial Progress: Alterity is preparing to initiate a Phase 3 pivotal trial for its lead asset ATH434 targeting Multiple System Atrophy (MSA), a rapidly progressive disease, with previous Phase 2 trials demonstrating clinically meaningful efficacy, which is expected to lay the groundwork for future market introduction.
- Drug Discovery Platform: The company boasts a broad drug discovery platform focused on generating patentable compounds to address the underlying pathology of neurodegenerative diseases, indicating its innovative capabilities and market potential in this sector.
- Company Background: Alterity Therapeutics is a clinical-stage biotechnology firm dedicated to creating an alternate future for individuals with neurodegenerative diseases, operating from dual headquarters in Melbourne and San Francisco, reflecting its global business strategy.
See More
Alterity Appoints New Chief Medical Advisor
- Executive Appointment: Alterity Therapeutics has appointed Daniel Claassen as Chief Medical Advisor, effective March 2026, bringing strategic guidance to the company through his extensive experience in neurology.
- Academic Credentials: Claassen is a Professor of Neurology at Vanderbilt University Medical Center and previously served as Chief of the Division of Behavioral and Cognitive Neurology, enhancing the company's clinical development capabilities with his academic achievements.
- Research Leadership: As CEO of the Huntington's Study Group, Claassen oversees international research initiatives and organizational strategy aimed at accelerating therapy development, which will aid Alterity in advancing its new therapeutic candidates.
- Market Reaction: Despite this significant appointment, Alterity's stock price fell by 1.45% to $3.4 on Nasdaq, indicating market caution regarding the company's future prospects.
See More
Alterity Appoints New Chief Medical Advisor
- New Chief Medical Advisor: Alterity Therapeutics has appointed Dr. Daniel O. Claassen as Chief Medical Advisor, effective March 2026, bringing extensive experience in neurodegenerative diseases to guide the company's ATH434 program.
- Rich Clinical Trial Experience: With over 20 years of research in movement disorders and cognitive neuroscience, Dr. Claassen has served as principal investigator on numerous clinical trials, which will facilitate the advancement of ATH434 into Phase 3 pivotal trials.
- Strategic Development Opportunity: Dr. Claassen's appointment comes at a crucial time as Alterity prepares to initiate Phase 3 trials for MSA, and his deep understanding of the ATH434 program will provide robust support for the company's strategic growth in neurodegenerative disease treatments.
- Positive Clinical Outlook: ATH434 demonstrated significant efficacy in Phase 2 trials, and Dr. Claassen's involvement is expected to accelerate the development of new therapies, addressing the urgent need for disease-modifying treatments.
See More
Alterity Advances ATH434 in Late-Stage Development for Multiple System Atrophy
- Clinical Trial Progress: Alterity Therapeutics is advancing its candidate drug ATH434 in clinical development for Multiple System Atrophy (MSA), a rapidly progressive neurodegenerative disease with no approved therapies, demonstrating significant clinical benefits and a favorable safety profile.
- Efficacy Data: In the Phase 2 clinical trial of ATH434, 77 participants underwent 12 months of treatment, with results showing significant improvements in functional ratings compared to placebo, indicating its potential to enhance patients' daily living capabilities.
- Biomarker Application: The clinical program incorporates biomarkers and advanced neuroimaging to better assess disease progression and therapeutic impact, thereby supporting the development of disease-modifying therapies and enhancing understanding of this complex condition.
- Patient Advocacy and Awareness: During MSA Awareness Month, Alterity will share educational information via social media, emphasizing support for the MSA community and showcasing the company's commitment to addressing the significant unmet needs in this field.
See More
