Exhibit 99.1 HALF-YEAR REPORT 2023 An Alternate Future Alterity Therapeutics Limited (formerly Prana Biotechnology Limited) ACN 080 699 065 Lodged with the ASX under Listing Rule 4.3A. This information should be read in conjunction with the Annual report. of Alterity Alterity Therapeutics Limited Appendix 4D Half-year ended 31 December 2023 | --- | --- | |----------------------------|--------------------------------------------------------| | | | | Name of entity: ABN: | Alterity Therapeutics Limited 37 080 ...

– Positive Efficacy Data for ATH434 in a Primate Model of Parkinson’s Disease to be Presented at International Conference – – Baseline Biomarker Data to be Presented from Ongoing ATH434-201 Phase 2 Clinical Trial – MELBOURNE, Australia and SAN FRANCISCO, Feb. 20, 2024 (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 three posters f ...

- ATH434-201 Trial on Track to Complete in November 2024 – - Top-Line Data Expected in January 2025 - MELBOURNE, AUSTRALIA AND SAN FRANCISCO, Feb. 06, 2024 (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 an independent Data Monitoring Committee (DMC) has completed its second review of trial data and recommended the ATH434-201 Phas ...

MELBOURNE, Australia and SAN FRANCISCO, Jan. 29, 2024 (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 ShareCafe Hidden Gems webinar on the following dates/times: AUSTRALIA PARTICIPANTS:Date:    Friday, 2 February 2024Time:    12:30 p.m. AEDT / 9:30 a.m. AWST UNIT ...

– Preliminary Data from ATH434-202 Study Expected in 1H 2024 –– ATH434-201 Study to Complete in November 2024 – MELBOURNE, Australia and SAN FRANCISCO, Jan. 22, 2024 (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 issued a letter to shareholders. Dear Shareholders: As we begin a new year, I wanted to take a moment to thank you for your support o ...

Exhibit 99.1 Alterity Therapeutics Limited Appendix 4E Audited Financial Report For the year ended 30 June 2023 | --- | --- | |---------------------------------------------|-----------------------------------| | | | | Name of entity | Alterity Therapeutics Limited | | ABN or equivalent company reference | 37 080 699 065 | | Current reporting period | 30 June 2023 | | Corresponding reporting period | 30 June 2022 | Results for announcement to the market | --- | --- | --- | --- | --- | |---------------------- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 Title of each class Trading Symbol Name of each exchange on which registered American Depositary Shares, each representing 600 Ordinary Shares ATHE NASDAQ Capital Market FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO ...