ASX:ATH - Consolidation/Split

Consolidation/Split - ATH

Released 30 Apr 2026 - 11:45 AM

Announcement PDF Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 1 / 10 Announcement Summary Entity name ALTERITY THERAPEUTICS LIMITED Applicable security for the reorganisation ATH ORDINARY FULLY PAID ATHO OPTION EXPIRING 31-AUG-2026 ATHOA OPTION EXPIRING 26-FEB-2027 ATHAAE OPTION EXPIRING 29-NOV-2026 EX $0.0375 ATHAE OPTION EXPIRING 08-AUG-2030 EX $0.013 ATHAAG OPTION EXPIRING 29-NOV-2026 EX $0.0238 ATHAF OPTION EXPIRING 08-AUG-2030 EX USD 0.0086 ATHAD OPTION EXPIRING 01-JUL-2030 EX $0.01 ATHAJ OPTION EXPIRING 15-APR-2031 EX USD 0.006 ATHAK OPTION EXPIRING 15-APR-2031 EX $0.009 ATHAAK OPTION EXPIRING 30-DEC-2027 EX $0.01 ATHAAH OPTION EXPIRING 19-DEC-2026 EX $0.0105 ATHAAL OPTION EXPIRING 09-JAN-2031 EX $0.008 ATHAAM OPTION EXPIRING 13-JAN-2031 EX USD 0.0057 ATHAG OPTION EXPIRING 26-MAR-2031 EX USD 0.0057 ATHAB OPTION EXPIRING 13-MAR-2029 EX USD 0.0031 ATHAA OPTION EXPIRING 13-MAR-2029 EX $0.004 ATHAC OPTION EXPIRING 21-MAR-2029 EX USD 0.003 Announcement Type New Announcement Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 2 / 10 Date of this announcement 30/4/2026 Reorganisation type Security consolidation Trading in the post consolidation or split +securities commences on a deferred settlement basis 3/6/2026 Record Date 4/6/2026 Issue Date 11/6/2026 Refer to below for full details of the announcement Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 3 / 10 Announcement Details Part 1 - Entity and announcement details 1.1 Name of +Entity ALTERITY THERAPEUTICS LIMITED 1.2 Registered Number Type ABN Registration Number 37080699065 1.3 ASX issuer code ATH 1.4 The announcement is 1.5 Date of this announcement 30/4/2026 1.6 Securities affected by the consolidation or split ASX +Security Code ASX +Security Description ATH ORDINARY FULLY PAID ATHO OPTION EXPIRING 31-AUG-2026 ATHOA OPTION EXPIRING 26-FEB-2027 ATHAAE OPTION EXPIRING 29-NOV-2026 EX $0.0375 ATHAE OPTION EXPIRING 08-AUG-2030 EX $0.013 ATHAAG OPTION EXPIRING 29-NOV-2026 EX $0.0238 ATHAF OPTION EXPIRING 08-AUG-2030 EX USD 0.0086 ATHAD OPTION EXPIRING 01-JUL-2030 EX $0.01 ATHAJ OPTION EXPIRING 15-APR-2031 EX USD 0.006 ATHAK OPTION EXPIRING 15-APR-2031 EX $0.009 ATHAAK OPTION EXPIRING 30-DEC-2027 EX $0.01 New announcement Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 4 / 10 ATHAAH OPTION EXPIRING 19-DEC-2026 EX $0.0105 ATHAAL OPTION EXPIRING 09-JAN-2031 EX $0.008 ATHAAM OPTION EXPIRING 13-JAN-2031 EX USD 0.0057 ATHAG OPTION EXPIRING 26-MAR-2031 EX USD 0.0057 ATHAB OPTION EXPIRING 13-MAR-2029 EX USD 0.0031 ATHAA OPTION EXPIRING 13-MAR-2029 EX $0.004 ATHAC OPTION EXPIRING 21-MAR-2029 EX USD 0.003 Part 2 - Approvals 2.1 Are any of the below approvals required for the consolidation or split before business day 0 of the timetable? Security holder approval Court approval Lodgement of court order with +ASIC ACCC approval FIRB approval Another approval/condition external to the entity required to be given/met before business day 0 of the timetable for the consolidation or split. 2.2 Approvals Approval/Condition +Security holder approval Date for determination 29/5/2026 Is the date estimated or actual? Approval received/condition met? Comments Part 3 - Consolidation or split timetable and details 3.1 +Record date 4/6/2026 3.2 Date of +security holder meeting 29/5/2026 3.2a Effective date of consolidation or split 1/6/2026 3.3 Last day for trading in the pre consolidation or split +securities 2/6/2026 3.4 Trading in the post consolidation or split +securities commences on a deferred settlement basis. Actual Yes Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 5 / 10 3.4 Trading in the post consolidation or split +securities commences on a deferred settlement basis. 3/6/2026 3.5 Record date 4/6/2026 3.6 First day for entity to update its register and to send holding statements to +security holders reflecting the change in the number of +securities they hold. 5/6/2026 3.7 Last day for entity to update its register and send holding statements to +security holders reflecting the change in the number of +securities they hold and to notify ASX that this has occurred. (+Issue Date) 11/6/2026 3.8 Trading starts on a normal T+2 basis 12/6/2026 3.9 First settlement of trades conducted on a +deferred settlement basis and on a normal T+2 basis 16/6/2026 Part 4 - Event type and details 4.1 The event is 4.1a Consolidation ratio: the +securities will be consolidated on the basis that every 50 (pre-consolidation) +securities will be consolidated into 1 (post-consolidation) +security (/ies). 4.2 Scrip fraction rounding Fractions rounded up to the next whole number Part 5 - +Securities on issue before and after consolidation or split 5.1 +Securities on issue before and after the consolidation or split ASX +Security Code ATH ASX +Security Description ORDINARY FULLY PAID Quoted/unquoted Number on issue pre consolidation or split 10,875,416,329 Number on issue post consolidation or split 217,508,327 Estimate/Actual ASX +Security Code ATHO ASX +Security Description OPTION EXPIRING 31-AUG-2026 Quoted/unquoted Number on issue pre consolidation or split 931,232,089 Number on issue post consolidation or split 18,624,642 Estimate/Actual ASX +Security Code ASX +Security Description Estimated Quoted Estimated Quoted +Security consolidation Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 6 / 10 ASX +Security Code ATHOA ASX +Security Description OPTION EXPIRING 26-FEB-2027 Quoted/unquoted Number on issue pre consolidation or split 1,222,300,911 Number on issue post consolidation or split 24,446,019 Estimate/Actual ASX +Security Code ATHAAE ASX +Security Description OPTION EXPIRING 29-NOV-2026 EX $0.0375 Quoted/unquoted Number on issue pre consolidation or split 10,000,000 Number on issue post consolidation or split 200,000 Estimate/Actual ASX +Security Code ATHAE ASX +Security Description OPTION EXPIRING 08-AUG-2030 EX $0.013 Quoted/unquoted Number on issue pre consolidation or split 11,500,000 Number on issue post consolidation or split 230,000 Estimate/Actual ASX +Security Code ATHAAG ASX +Security Description OPTION EXPIRING 29-NOV-2026 EX $0.0238 Quoted/unquoted Number on issue pre consolidation or split 11,500,000 Number on issue post consolidation or split 230,000 Estimate/Actual ASX +Security Code ATHAF ASX +Security Description OPTION EXPIRING 08-AUG-2030 EX USD 0.0086 Quoted/unquoted Number on issue pre consolidation or split 312,400,200 Number on issue post consolidation or split 6,248,004 Estimate/Actual ASX +Security Code ATHAD ASX +Security Description OPTION EXPIRING 01-JUL-2030 EX $0.01 Quoted/unquoted Number on issue pre consolidation or split 15,000,000 Number on issue post consolidation or split 300,000 Estimate/Actual ASX +Security Code ATHAJ ASX +Security Description OPTION EXPIRING 15-APR-2031 EX USD 0.006 Quoted/unquoted Number on issue pre consolidation or split 212,250,000 Number on issue post consolidation or split 4,245,000 Estimate/Actual ASX +Security Code ATHAK ASX +Security Description OPTION EXPIRING 15-APR-2031 EX $0.009 Quoted/unquoted Estimate/Actual Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Estimated Quoted Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 7 / 10 Number on issue pre consolidation or split 27,000,000 Number on issue post consolidation or split 540,000 ASX +Security Code ATHAAK ASX +Security Description OPTION EXPIRING 30-DEC-2027 EX $0.01 Quoted/unquoted Number on issue pre consolidation or split 170,000,000 Number on issue post consolidation or split 3,400,000 Estimate/Actual ASX +Security Code ATHAAH ASX +Security Description OPTION EXPIRING 19-DEC-2026 EX $0.0105 Quoted/unquoted Number on issue pre consolidation or split 8,000,000 Number on issue post consolidation or split 160,000 Estimate/Actual ASX +Security Code ATHAAL ASX +Security Description OPTION EXPIRING 09-JAN-2031 EX $0.008 Quoted/unquoted Number on issue pre consolidation or split 18,000,000 Number on issue post consolidation or split 360,000 Estimate/Actual ASX +Security Code ATHAAM ASX +Security Description OPTION EXPIRING 13-JAN-2031 EX USD 0.0057 Quoted/unquoted Number on issue pre consolidation or split 43,500,000 Number on issue post consolidation or split 870,000 Estimate/Actual ASX +Security Code ATHAG ASX +Security Description OPTION EXPIRING 26-MAR-2031 EX USD 0.0057 Quoted/unquoted Number on issue pre consolidation or split 61,500,000 Number on issue post consolidation or split 1,230,000 Estimate/Actual ASX +Security Code ATHAB ASX +Security Description OPTION EXPIRING 13-MAR-2029 EX USD 0.0031 Quoted/unquoted Number on issue pre consolidation or split 62,500,000 Number on issue post consolidation or split 1,250,000 Estimate/Actual ASX +Security Code ATHAA ASX +Security Description OPTION EXPIRING 13-MAR-2029 EX $0.004 Quoted/unquoted Number on issue pre consolidation or split 20,166,667 Number on issue post consolidation or split 403,333 Estimate/Actual ASX +Security Code ASX +Security Description Estimated Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Actual Unquoted Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 8 / 10 ASX +Security Code ATHAC ASX +Security Description OPTION EXPIRING 21-MAR-2029 EX USD 0.003 Quoted/unquoted Number on issue pre consolidation or split 40,000,200 Number on issue post consolidation or split 800,004 Estimate/Actual 5.2 Exercise price of options ASX +Security Code ATHO ASX +Security Description OPTION EXPIRING 31-AUG-2026 Quoted/unquoted Exercise price pre consolidation or split 0.01000000 Exercise price post consolidation or split 0.50000000 ASX +Security Code ATHOA ASX +Security Description OPTION EXPIRING 26-FEB-2027 Quoted/unquoted Exercise price pre consolidation or split 0.02800000 Exercise price post consolidation or split 1.40000000 ASX +Security Code ATHAAE ASX +Security Description OPTION EXPIRING 29-NOV-2026 EX $0.0375 Quoted/unquoted Exercise price pre consolidation or split 0.03750000 Exercise price post consolidation or split 1.87500000 ASX +Security Code ATHAE ASX +Security Description OPTION EXPIRING 08-AUG-2030 EX $0.013 Quoted/unquoted Exercise price pre consolidation or split 0.01300000 Exercise price post consolidation or split 0.65000000 ASX +Security Code ATHAAG ASX +Security Description OPTION EXPIRING 29-NOV-2026 EX $0.0238 Quoted/unquoted Exercise price pre consolidation or split 0.02380000 Exercise price post consolidation or split 1.19000000 ASX +Security Code ATHAF ASX +Security Description OPTION EXPIRING 08-AUG-2030 EX USD 0.0086 Quoted/unquoted Exercise price pre consolidation or split 0.00860000 Exercise price post consolidation or split 0.43000000 ASX +Security Code ATHAD ASX +Security Description OPTION EXPIRING 01-JUL-2030 EX $0.01 Unquoted Unquoted Unquoted Unquoted Quoted Quoted Actual Unquoted Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 9 / 10 Quoted/unquoted Exercise price pre consolidation or split 0.01000000 Exercise price post consolidation or split 0.50000000 ASX +Security Code ATHAJ ASX +Security Description OPTION EXPIRING 15-APR-2031 EX USD 0.006 Quoted/unquoted Exercise price pre consolidation or split 0.00600000 Exercise price post consolidation or split 0.30200000 ASX +Security Code ATHAK ASX +Security Description OPTION EXPIRING 15-APR-2031 EX $0.009 Quoted/unquoted Exercise price pre consolidation or split 0.00900000 Exercise price post consolidation or split 0.45000000 ASX +Security Code ATHAAK ASX +Security Description OPTION EXPIRING 30-DEC-2027 EX $0.01 Quoted/unquoted Exercise price pre consolidation or split 0.01000000 Exercise price post consolidation or split 0.50000000 ASX +Security Code ATHAAH ASX +Security Description OPTION EXPIRING 19-DEC-2026 EX $0.0105 Quoted/unquoted Exercise price pre consolidation or split 0.01050000 Exercise price post consolidation or split 0.52500000 ASX +Security Code ATHAAL ASX +Security Description OPTION EXPIRING 09-JAN-2031 EX $0.008 Quoted/unquoted Exercise price pre consolidation or split 0.00800000 Exercise price post consolidation or split 0.40000000 ASX +Security Code ATHAAM ASX +Security Description OPTION EXPIRING 13-JAN-2031 EX USD 0.0057 Quoted/unquoted Exercise price pre consolidation or split 0.00570000 Exercise price post consolidation or split 0.28500000 ASX +Security Code ATHAG ASX +Security Description OPTION EXPIRING 26-MAR-2031 EX USD 0.0057 Quoted/unquoted Exercise price pre consolidation or split 0.00570000 Exercise price post consolidation or split 0.28500000 ASX +Security Code ASX +Security Description Unquoted Unquoted Unquoted Unquoted Unquoted Unquoted Unquoted Unquoted Appendix 3A.3 - Notification of security consolidation or split Appendix 3A.3 - Notification of security consolidation or split 10 / 10 ASX +Security Code ATHAB ASX +Security Description OPTION EXPIRING 13-MAR-2029 EX USD 0.0031 Quoted/unquoted Exercise price pre consolidation or split 0.00310000 Exercise price post consolidation or split 0.15500000 ASX +Security Code ATHAA ASX +Security Description OPTION EXPIRING 13-MAR-2029 EX $0.004 Quoted/unquoted Exercise price pre consolidation or split 0.00400000 Exercise price post consolidation or split 0.20000000 ASX +Security Code ATHAC ASX +Security Description OPTION EXPIRING 21-MAR-2029 EX USD 0.003 Quoted/unquoted Exercise price pre consolidation or split 0.00300000 Exercise price post consolidation or split 0.15000000 Part 6 - Further information 6.1 Further information relating to the consolidation or split 6.2 Additional information for inclusion in the Announcement Summary Unquoted Unquoted Unquoted

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