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Appendix 3H - Notification of cessation of securities Announcement Summary Entity name ALTERITY THERAPEUTICS LIMITED Announcement Type New announcement Date of this announcement Monday

Key Takeaway: Alterity Therapeutics Limited has announced the cessation of two security options, ATHAAE and ATHAAG, due to the lapse of conditional rights. A total of 4,250,000 and 400,000 respective options have expired unexercised. The announcement indicates that these conditions have not been, or have become incapable of being, satisfied, potentially signaling challenges for the company's future capital raising efforts. The company's updated issued capital reflects a comprehensive total of remaining equity securities available post-cessation.

Market Sentiment Analysis

CONCERNS & RISKS

  • The cessation of options indicates unmet conditions, suggesting potential setbacks in corporate actions.
  • A significant number of securities (4,650,000) have lapsed, which may impact investor confidence.
  • This action could lead to liquidity issues if additional securities do not perform as expected.

Full Press Release Details

ALTERITY THERAPEUTICS LIMITED
Date of this announcement
Monday June 30, 2025
Details of +securities that have ceased
ASX +security code Security description Number of +securities that have ceased The +securities have ceased due to Date of cessation
ATHAAE OPTION EXPIRING 29-NOV-2026 EX $0.0375 4,250,000 Lapse of conditional right to securities because the conditions have not been, or have become incapable of being, satisfied 30/06/2025
ATHAAG OPTION EXPIRING 29-NOV-2026 EX $0.0238 400,000 Lapse of conditional right to securities because the conditions have not been, or have become incapable of being, satisfied 30/06/2025
Refer to next page for full details of the announcement
Part 1 - Announcement Details
ALTERITY THERAPEUTICS
We (the entity named above) provide the following information about
1.2 Registered number type Registration number
ABN 37080699065
Date of this announcement
Part 2 - Details of +equity securities or +debt securities that have ceased
ASX +Security Code and Description
ATHAAE : OPTION EXPIRING 29-NOV-2026 EX $0.0375
Unquoted +equity securities
Number of securities
Lapse of conditional right to securities because the conditions have
not been, or have become incapable of being, satisfied
Date of cessation Is the entity paying any consideration for the cessation?
30/6/2025 No
Any other information the entity wishes to notify to ASX about
Code and Description
ATHAAG : OPTION EXPIRING 29-NOV-2026 EX $0.0238
securities that have ceased
Number of securities
Lapse of conditional right to securities because the conditions have
not been, or have become incapable of being, satisfied
Date of cessation Is the entity paying any consideration for the cessation?
30/6/2025 No
Any other information
the entity wishes to notify to ASX about the cessation?
Part 3 - Issued capital following changes
cessation of the +securities the subject of this notification, the issued capital of the entity will comprise:
The figures in parts 3.1 and 3.2 below
are automatically generated and may not reflect the entity's current issued capital if other Appendix 2A, Appendix 3G or Appendix 3H forms
are currently with ASX for processing.
+equity securities and +debt securities (total number of each +class of +securities quoted on ASX)
ASX +security code and description Total number of +securities on issue
ATH : ORDINARY FULLY PAID 9,127,370,686
ATHO : OPTION EXPIRING 31-AUG-2026 932,611,269
ATHOA : OPTION EXPIRING 26-FEB-2027 1,222,300,911
3.2 Unquoted +equity securities (total number
of each +class of +equity securities issued but not quoted on ASX)
ASX +security code and description Total number of +securities on issue
ATHAAE : OPTION EXPIRING 29-NOV-2026 EX $0.0375 10,000,000
ATHAAG : OPTION EXPIRING 29-NOV-2026 EX $0.0238 11,500,000
ATHAAB : OPTION EXPIRING 17-SEP-2025 EX $0.09 35,000,000
ATHAAK : OPTION EXPIRING 30-DEC-2027 EX $0.01 170,000,000
ATHAAH : OPTION EXPIRING 19-DEC-2026 EX $0.0105 8,000,000
ATHAB : OPTION EXPIRING 13-MAR-2029 EX US$0.0031 62,500,000
ATHAA : OPTION EXPIRING 13-MAR-2029 EX $0.004 20,166,667
ATHAC : OPTION EXPIRING 21-MAR-2029 EX US$0.003 120,000,000
ATHAAD : OPTION EXPIRING 06-JAN-2026 EX $0.032 91,392,720
Note: the figures stated in the tables above are used to calculate
the total market capitalisation of the entity published by ASX from time to time. The table will not include those classes of +securities
that have ceased or lapsed in their entirety in ASX records before the announcement date described in Q1.5, even if the entity has advised
ASX of a change to that class of +security in Part 2 of this form.

Frequently Asked Questions

What options have ceased for Alterity Therapeutics?

The ATHAAE and ATHAAG options have ceased due to unmet conditions.

What is the total number of ATHAAE options that ceased?

A total of 4,250,000 ATHAAE options have ceased.

What is the expiration date for the ceased options?

Both ceased options expire on November 29, 2026.

Is Alterity Therapeutics paying for the cessation of options?

No, Alterity Therapeutics is not paying any consideration for the cessation.

What is the registered number of Alterity Therapeutics?

The registered number is ABN 37080699065.

Last updated: Jun 30, 2025