Announcement PDF Australian Ethical AC 27 June 2024 Market Announcements Office ASX Limited Exchange Centre 20 Bridge Street SYDNEY NSW 2000 Notice of change of interests of substantial holder Attached is a Form 604 Notice of change of interests of a substantial shareholder in relation to Cogstate Ltd completed by Australian Ethical Investment Limited. Yours faithfully, Authorised by Karen Hughes Company Secretary t 02 8276 6288 e enquiries@australianethical.com.au p GPO Box Centre Sydney, GPO Box 8, Sydney NSW 2001 Australian Ethical Investment Ltd ABN 47 003 188 930 AFSL 229949 australianethical.com.au Form 604 Corporations Act 2001 Section 671B Notice of change of interests of substantial holder To Company Name/Scheme COGSTATE LIMITED ACN/ARSN 090 975 723 1. Details of substantial holder (1) Name National Nominees Ltd ACF Australian Ethical Investment Limited ABN 51 004 278 899 There was a change in the interests of the substantial holder on 25/06/2024 The previous notice was given to the company on 17/02/2023 The previous notice was dated 17/02/2023 2. Previous and present voting power The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in when last required, and when now required, to give a substantial holding notice to the company or scheme, are as follows: Class of securities (4) Previous notice Ordinary Shares Person’s votes (5) 14,875,475 Present notice Voting power (6) 8.58% Person’s votes (5) 16,442,631 Voting power (6) 9.63% 3. Changes in relevant interests Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows: Date of Change Person whose relevant interest changed Nature of Change (6) Consideration given in relation to change (7) Class and number of securities affected Person's votes affected Please refer to Annexure A 4. Present relevant interests Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows: Holder of relevant interest Registered holder of securities National Nominees Ltd National Nominees Ltd ACF Australian Ethical Investment Person entitled to be registered as holder (8) National Nominees Ltd ACF Australian Ethical Investment Nature of relevant interest (6) Class and number of securities Holder of security 16,442,631 Ordinary F/P Person's votes 9.63% Page1/3 604 13 September 2016 5. Changes in association The persons who have become associates (2) of, ceased to be associates of, or have changed the nature of their association (9) with, the substantial holder in relation to voting interests in the company or scheme are as follows: Name and ACN/ARSN (if applicable) Nature of association 6. Addresses The addresses of persons named in this form are as follows: Name National Nominees Ltd Australian Ethical Investment Limited Address Level 12, 500 Bourke St, MELBOURNE VIC 3000 GPO Box Centre Sydney, GPO Box 8, Sydney NSW 2001 Signature Print name: Robert Bush Capacity: Head of Fund Accounting Sign here: Date: 27/06/2024 DIRECTIONS (1) If there are a number of substantial holders with similar or related relevant interests (eg. a corporation and its related corporations, or the manager and trustee of an equity trust), the names could be included in an annexure to the form. If the relevant interests of a group of persons are essentially similar, they may be referred to throughout the form as a specifically named group if the membership of each group, with the names and addresses of members is clearly set out in paragraph 6 of the form. (2) See the definition of "associate" in section 9 of the Corporations Act 2001. (3) See the definition of "relevant interest" in sections 608 and 671B (7) of the Corporations Act 2001. (4) The voting shares of a company constitute one class unless divided into separate classes. (5) The person's votes divided by the total votes in the body corporate or scheme multiplied by 100. (6) Include details of: (a) any relevant agreement or other circumstances because of which the change in relevant interest occurred. If subsection 671B(4) applies, a copy of any document setting out the terms of any relevant agreement, and a statement by the person giving full and accurate details of any contract, scheme or arrangement, must accompany this form, together with a written statement certifying this contract, scheme or arrangement; and (b) any qualification of the power of a person to exercise, control the exercise of, or influence the exercise of, the voting powers or disposal of the securities to which the relevant interest relates (indicating clearly the particular securities to which the qualification applies). See the definition of "relevant agreement" in section 9 of the Corporations Act 2001. (7) Details of the consideration must include any and all benefits, money and other, that any person from whom a relevant interest was acquired has, or may, become entitled to receive in relation to that acquisition. Details must be included even if the benefit is conditional on the happening or not of a contingency. Details must be included of any benefit paid on behalf of the substantial holder or its associate in relation to the acquisitions, even if they are not paid directly to the person from whom the relevant interest was acquired. (8) If the substantial holder is unable to determine the identity of the person (e.g. if the relevant interest arises because of an option) write "unknown". (9) Give details, if appropriate, of the present association and any change in that association since the last substantial holding notice. Page 2/3 Annexure A Cogstate Ltd CGS National Nominees Ltd ACF Australian Ethical Investment Ltd Holds %Thls Report % Previous Report %Movement AEI Holding Issued Shares 9.63 8.58 1.05 16,442,631 170,778,816 - Notice Required: Form 604 Notice of change of interest of substantial holder Date of Change Personwhose relevant interest Nature of Change changed Consideration given in relation to Class and number of securities affected change NationalNominees Ltd ACF Australian Ethical Investment 16/02/2023 Ltd Sell 1.550.929.94 665,000 16/02/2023 Australian Ethical Investment Sell 664,684.26 285,000 17/02/2023 Australian Ethical Investment Sell 863,452.26 17/02/2023 Australian Ethical Investment Sell Sell 370.051.30 Sell 23,669.25 373,151 159,922 58,665 10,353 20,870 118,258 90,000 20/02/2023 Australian Ethical Investment 20/02/2023 Australian Ethical Investment 21/02/2023 Australian Ethical Investment 21/02/2023 Australian Ethical Investment 31/03/2023 Australian Ethical Investment 31/03/2023 AustraUan Ethical Investment 12/04/2023 Australian Ethical Investment 12/04/2023 Australian Ethical Investment Buy Buy Buy Buy Buy Buy 28/06/2023 AustraUan Ethical Investment Buy 03/07/2023 Australian Ethical Investment 04/07/2023 Australian Ethical Investment Buy Buy 06/07/2023 AustraUan Ethical Investment Buy 07/07/2023 Australian Ethical Investment 07/07/2023 Australian Ethical Investment Buy Buy 18/07/2023 AustraUan Ethical Investment Buy 18/07/2023 AustraUan Ethical Investment 19/07/2023 Australian Ethical Investment Buy Buy 28/07/2023 AustraUan Ethical Investment Buy 31/07/2023 AustraUan Ethical Investment 23/10/2023 Australian Ethical Investment Buy Buy 24/10/2023 AustraUan Ethical Investment Buy 04/12/2023 AustraUan Ethical Investment 05/12/2023 Australian Ethical Investment Buy Buy 06/12/2023 AustraUan Ethical Investment Buy 19/12/2023 AustraUan Ethical Investment 12/01/2024 Australian Ethical Investment Buy Buy 07/02/2024 AustraUan Ethical Investment Buy - - • - Australian Ethical Investment Australian Ethical Investment 47,433 268,786 Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment 12,924.78 8,305 Australian EthicalInvestment 75,407.98 6,792.51 48,282 4,347 Australian Ethical Investment Australian Ethical Investment 19,799.07 12,671 Australian EthicalInvestment 58,229.43 329,966.78 37,500 212,500 Australian EthicalInvestment Australian Ethical Investment 21,829.68 14,578 Australian EthicalInvestment 123,700.51 78,729.83 82,608 52,406 Australian EthicalInvestment Australian Ethical Investment 30,276.15 21,796 Australian EthicalInvestment 32,642.97 31,257.00 23,278 22,299 Australian Ethical Investment 130,172.96 95,150 Australian EthicalInvestment 37,971.39 83,776.99 27,168 60,000 Australian Ethical Investment 194,714.36 139,938 Australian Ethical Investment 32,098.04 701,155.00 23,316 500,000 Australian Ethical Investment Australian Ethical Investment 12,524.44 10,895 Australian Ethical Investment 134,121.19 - Person whose votes affected National Nominees Ltd ACF Australian Ethical Investment Ltd Australian Ethical Investment 33.837.57 191,737.58 131,616.81 745,828.59 68,772.56 389,709.70 510,000 Australian Ethical Investment Australian Ethical Investment Page 3/3 604 13 September 2016 Annexure A Cogstate Ltd CGS National Nominees Ltd ACF Australian Ethical Investment Ltd Holds % This Report % Previous Report %Movement AEI Holding Issued Shares 9.63 8.58 1.05 16,442,631 170,778,816 - Notice Required: Form 604 Notice of change of interest of substantial holder Date of Change Personwhose relevant interest Nature of Change changed 09/02/2024 Australian Ethical Investment 13'02/2024 Australian Ethical Investment Buy Buy 14/02/2024 Australian Ethical Investment Buy 15/02/2024 Australian Ethical Investment 13'05/2024 Australian Ethical Investment Buy Buy 30/05/2024 Australian Ethical Investment Buy 31/05/2024 Australian Ethical Investment Buy 14/06/2024 Australian Ethical Investment 17/06/2024 Australian Ethical Investment 19/06/2024 Australian Ethical Investment 20/06/2024 Australian Ethical Investment 21/06/2024 Australian Ethical Investment 25/06/2024 Australian Ethical Investment Buy Buy Buy Buy Buy Buy Consideration given in relation to Class and number of securities affected change - 15.683 Person whose votes affected Australian Ethical Investment 76,186.22 58,610 66,155 Australian Ethical Investment 110.347.38 95.814 Australian Ethical Investment 30,524.33 25,000 37,781.24 34,290 18.065.21 67.485.06 Australian Ethical Investment 12.385.51 11.241 46.026.91 33,090.77 41,830 30,078 Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment Australian Ethical Investment 135.374.03 123,071 Australian Ethical Investment 24.008.70 54,025.79 21,816 49,161 Australian Ethical Investment Australian Ethical Investment 101.615.04 94,114 Australian EthicalInvestment Page 2/3