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– Newly granted patent extends protection for ATH434 to at least 2045,  significantly enhancing its strategic value and long-term commercial potential –

MELBOURNE, Australia and SAN FRANCISCO, Aug. 06, 2026 (GLOBE NEWSWIRE) -- Alterity Therapeutics (ASX: ATH, NASDAQ: ATHE) (“Alterity” or “the Company”), a biotechnology company dedicated to developing disease modifying treatments for neurodegenerative diseases, today announced that David Stamler, M.D., Chief Executive Officer, will present at the 46th Annual Canaccord Genuity Growth Conference on Tuesday, August 11, 2026 at 1:30 p.m. ET in the United States.

Highlights FDA End-of-Phase 2 (EOP2) meeting minutes confirmed a registrational pathway for ATH434 in Multiple System Atrophy (MSA) FDA agreed that a single pivotal Phase 3 trial plus confirmatory evidence could support an approval of ATH434 for the treatment of MSA Pivotal Phase 3 trial activities on track to initiate by year-end 2026 Continued evaluation of strategic funding and partnering alternatives to support Phase 3 development and maximise long-term shareholder value Peer-reviewed publication in NeuroImage validated quantitative susceptibility mapping (QSM) of iron on MRI as a biomarker of MSA Strengthened the Board of Directors with the appointment of Ms Ann Cunningham A$3.98 million Australian R&D Tax Incentive refund received subsequent to quarter end, supporting continued development of Alterity's clinical programs Cash balance of A$37.3 million as at 30 June 2026 MELBOURNE, Australia and SAN FRANCISCO, July 30, 2026 (GLOBE NEWSWIRE) -- Alterity Therapeutics (ASX: ATH, NASDAQ: ATHE) (“Alterity” or “the Company”), a biotechnology company dedicated to developing disease modifying treatments for neurodegenerative diseases, today released its Appendix 4C Quarterly Cash Flow Report and update on company activities for the quarter ending 30 June 2026 (Q4 FY26). “This was a defining quarter for Alterity, highlighted by our positive End of Phase 2 meeting with the FDA that established a clear, efficient registrational pathway for ATH434,” said David Stamler, M.D.

MELBOURNE, Australia and SAN FRANCISCO, July 21, 2026 (GLOBE NEWSWIRE) -- Alterity Therapeutics (ASX: ATH, NASDAQ: ATHE) (“Alterity” or “the Company”), a biotechnology company dedicated to developing disease modifying treatments for neurodegenerative diseases, today announced that David Stamler, M.D., Chief Executive Officer, will participate in the BTIG Biotechnology Conference 2026 taking place virtually 28-29 July 2026.

– Official FDA minutes confirm the previously announced End-of-Phase 2 meeting outcomes and provide additional detail on the planned Phase 3 protocol —

– Successful End-of-Phase 2 meeting with FDA agreeing on key elements of the proposed Phase 3 design, including study population, dosing regimen, and treatment duration –

– Alterity's novel imaging and biomarker approach positions the Company at the forefront of clinical research in MSA –

– Peer-reviewed study from the bioMUSE Natural History Study shows advanced MRI method detects disease-specific iron accumulation that supports diagnosis and correlates with clinical severity in patients with Multiple System Atrophy (MSA) –

MELBOURNE, Australia and SAN FRANCISCO, May 07, 2026 (GLOBE NEWSWIRE) -- Alterity Therapeutics (ASX: ATH, NASDAQ: ATHE) (“Alterity” or “the Company”), a biotechnology company dedicated to developing disease modifying treatments for neurodegenerative diseases, today announced that presentations related to the Company's development program in Multiple System Atrophy (MSA) will be delivered at multiple medical conferences in May 2026.

Highlights Aligned with the FDA in two Positive Type C meetings supporting key elements of the planned Phase 3 program for ATH434 in MSA Advancing ATH434 toward pivotal Phase 3 program; on track for End-of-Phase 2 FDA meeting mid-year 2026 Late breaking platform presentation at American Academy of Neurology annual meeting demonstrated consistent evidence of efficacy and reinforces ATH434's clinical profile Strengthened clinical leadership with appointment of Dr. Daniel Claassen as Chief Medical Advisor Enhanced Board of Directors with appointment of Ms. Ann Cunningham, bringing extensive global commercial and neurodegenerative disease expertise Hosted a virtual KOL event featuring leading experts to highlight clinical progress on MSA program and reinforce the scientific rationale for ATH434 Alterity continues to engage in discussions with a number of pharmaceutical companies regarding potential strategic collaboration opportunities for ATH434 Cash balance of A$44.53 million at 31 March 2026 MELBOURNE, Australia and SAN FRANCISCO, April 30, 2026 (GLOBE NEWSWIRE) -- Alterity Therapeutics (ASX: ATH, NASDAQ: ATHE) (“Alterity” or “the Company”), a biotechnology company dedicated to developing disease modifying treatments for neurodegenerative diseases, today released its Appendix 4C Quarterly Cash Flow Report and update on company activities for the quarter ending 31 March 2026 (Q3 FY26).