| 03/07/24 | 07:00:09 | 3 Jul 2024 | | Agreement to explore Optimer vehicles for siRNA | RNS |
| 24/06/24 | 07:00:07 | 24 Jun 2024 | | New Contracts Announcement for Optimer Development | RNS |
| 14/06/24 | 07:00:11 | 14 Jun 2024 | | Partnership with Microsaic Systems | RNS |
| 31/05/24 | 16:06:33 | 31 May 2024 | | Holding(s) in Company | RNS |
| 28/05/24 | 09:05:02 | 28 May 2024 | | Holding(s) in Company | RNS |
| 23/05/24 | 07:00:14 | 23 May 2024 | | New contracts with top ten pharma partners | RNS |
| 22/05/24 | 07:00:13 | 22 May 2024 | | Aptamer and Timser Partnership | RNS |
| 13/05/24 | 07:45:14 | 13 May 2024 | | Trading Update | RNS |
| 25/04/24 | 15:45:14 | 25 Apr 2024 | | Holding(s) in Company | RNS |
| 24/04/24 | 08:45:00 | 24 Apr 2024 | | Holding(s) in Company | RNS |
| 23/04/24 | 14:03:10 | 23 Apr 2024 | | Holding(s) in Company - REPLACEMENT | RNS |
| 22/04/24 | 16:37:27 | 22 Apr 2024 | | Holding(s) in Company | RNS |
| 22/04/24 | 07:00:11 | 22 Apr 2024 | | Top Pharma Company evaluates Optimer for medicine | RNS |
| 18/04/24 | 10:06:27 | 18 Apr 2024 | | TR-1: Notification of major holdings | RNS |
| 18/04/24 | 07:00:10 | 18 Apr 2024 | | Aptamer and Kairos Biotech partner for Optimer+ | RNS |
| 08/04/24 | 07:00:08 | 8 Apr 2024 | | Patent submission for Optimer® binders | RNS |
| 28/03/24 | 14:07:19 | 28 Mar 2024 | | Holding(s) in Company | RNS |
| 28/03/24 | 07:00:12 | 28 Mar 2024 | | Interim Results | RNS |
| 22/03/24 | 07:00:10 | 22 Mar 2024 | | Notice of Interim Results & Investor Presentation | RNS |
| 14/03/24 | 07:00:11 | 14 Mar 2024 | | Investor Webinar | RNS |
| 11/03/24 | 07:00:05 | 11 Mar 2024 | | Aptamer Progresses Partnership with Unilever | RNS |
| 29/02/24 | 07:00:16 | 29 Feb 2024 | | Block Listing Interim Review | RNS |
| 27/02/24 | 07:00:08 | 27 Feb 2024 | | R&D progress on new Optimer®+ platform | RNS |
| 22/02/24 | 07:00:06 | 22 Feb 2024 | | Second Phase of Alzheimer's test with Neuro-Bio | RNS |
| 05/02/24 | 07:00:09 | 5 Feb 2024 | | Half Year Trading Update | RNS |
| 04/01/24 | 14:39:15 | 4 Jan 2024 | | Holding(s) in Company | RNS |
| 15/12/23 | 15:57:39 | 15 Dec 2023 | | Results of 2023 Annual General Meeting | RNS |
| 15/12/23 | 07:00:05 | 15 Dec 2023 | | AGM Statement | RNS |
| 14/12/23 | 07:00:16 | 14 Dec 2023 | | Material Agreement with Genetic Medicines Company | RNS |
| 20/11/23 | 07:00:12 | 20 Nov 2023 | | Posting of Annual Report and Notice of AGM | RNS |
| 09/11/23 | 07:00:12 | 9 Nov 2023 | | Full year results for the 12mths ended 30 Jun 2023 | RNS |
| 08/11/23 | 12:20:15 | 8 Nov 2023 | | Notice of Results and Investor Presentation | RNS |
| 06/11/23 | 07:00:14 | 6 Nov 2023 | | Trading Update | RNS |
| 24/10/23 | 10:16:39 | 24 Oct 2023 | | Holding(s) in Company | RNS |
| 09/10/23 | 09:40:24 | 9 Oct 2023 | | Grant of Options and Related Party Transaction | RNS |
| 19/09/23 | 14:35:49 | 19 Sept 2023 | | Placing and Subscription, PDMR Dealing and TVR | RNS |
| 13/09/23 | 12:58:57 | 13 Sept 2023 | | Holding(s) in Company | RNS |
| 31/08/23 | 07:00:07 | 31 Aug 2023 | | Holding(s) in Company | RNS |
| 24/08/23 | 18:09:28 | 24 Aug 2023 | | Holding(s) in Company | RNS |
| 24/08/23 | 18:05:11 | 24 Aug 2023 | | Holding(s) in Company | RNS |
| 21/08/23 | 13:20:33 | 21 Aug 2023 | | Holding(s) in Company | RNS |
| 21/08/23 | 13:17:13 | 21 Aug 2023 | | Holding(s) in Company | RNS |
| 17/08/23 | 12:47:18 | 17 Aug 2023 | | Result of General Meeting | RNS |
| 17/08/23 | 07:00:04 | 17 Aug 2023 | | Contract wins | RNS |
| 15/08/23 | 17:43:12 | 15 Aug 2023 | | TR-1 | RNS |
| 15/08/23 | 17:40:55 | 15 Aug 2023 | | TR-1 | RNS |
| 02/08/23 | 15:41:27 | 2 Aug 2023 | | Holding(s) in Company | RNS |
| 02/08/23 | 15:38:51 | 2 Aug 2023 | | Holding(s) in Company | RNS |
| 31/07/23 | 07:01:01 | 31 Jul 2023 | | Update on Strategic Review and Formal Sale Process | RNS |
| 31/07/23 | 07:00:08 | 31 Jul 2023 | | Fundraise, Proposed Board Changes, RPT, GM Notice | RNS |
