| 30/07/26 | 07:00:06 | 30 Jul 2026 | | Major Scottish Hospital Adopts Steriwave |
| 13/07/26 | 07:00:10 | 13 Jul 2026 | | Update on US Phase 3 Pivotal Study |
| 01/07/26 | 07:00:05 | 1 Jul 2026 | | Keynote Address at 8th Annual Photodynamic Day |
| 30/06/26 | 18:15:29 | 30 Jun 2026 | | Result of AGM and voting results |
| 30/06/26 | 07:00:07 | 30 Jun 2026 | | Leeds drops SSI 78% over Mupirocin with Steriwave |
| 22/06/26 | 07:00:11 | 22 Jun 2026 | | Update on US Phase 3 Pivotal Study |
| 18/06/26 | 07:00:03 | 18 Jun 2026 | | Leeds Drops SSIs by 78.5% in Complex Brain Surgery |
| 08/06/26 | 16:25:27 | 8 Jun 2026 | | Grant of Options and RSUs, and Issue of Warrants |
| 04/06/26 | 07:00:05 | 4 Jun 2026 | | Notice of AGM |
| 04/06/26 | 07:00:03 | 4 Jun 2026 | | 2025 Full Year Results and Annual Report |
| 28/05/26 | 07:00:07 | 28 May 2026 | | Notice of Results and Investor Presentation |
| 26/05/26 | 11:00:00 | 26 May 2026 | | Steriwave ICU Study Outcomes Presented at CSRT2026 |
| 06/05/26 | 09:54:26 | 6 May 2026 | | Notification of major holdings - hInsight-NX, LLC |
| 06/05/26 | 09:47:09 | 6 May 2026 | | Notification of major holdings - Carolyn Cross |
| 05/05/26 | 17:02:06 | 5 May 2026 | | Notification of major holdings - Pentwater |
| 30/04/26 | 09:30:00 | 30 Apr 2026 | | Ondine Presented Steriwave Data at IPC 2026 |
| 29/04/26 | 07:00:10 | 29 Apr 2026 | | Result of Fundraise & TVR |
| 28/04/26 | 17:26:19 | 28 Apr 2026 | | Proposed c.£5 million (C$9.23 million) Fundraise |
| 27/04/26 | 07:00:11 | 27 Apr 2026 | | ICU Study to be Presented at 2026 CACCN Conference |
| 23/04/26 | 07:00:07 | 23 Apr 2026 | | Marked Reduction in SSIs at Ottawa Heart Institute |
| 22/04/26 | 07:00:07 | 22 Apr 2026 | | Two Abstracts Accepted at World Congress |
| 14/04/26 | 07:00:06 | 14 Apr 2026 | | Steriwave ICU Study Shows 39.5% Pneumonia Drop |
| 13/04/26 | 07:00:07 | 13 Apr 2026 | | Business Update |
| 08/04/26 | 07:08:44 | 8 Apr 2026 | | ICU Study Accepted for Publication |
| 24/03/26 | 16:28:58 | 24 Mar 2026 | | Holdings in Company |
| 10/03/26 | 07:00:11 | 10 Mar 2026 | | Ondine Provides Update on US Phase 3 Pivotal Study |
| 03/03/26 | 07:00:09 | 3 Mar 2026 | | Holdings in Company |
| 25/02/26 | 07:00:10 | 25 Feb 2026 | | Share Issuance for ICU Study Submission |
| 20/02/26 | 17:40:32 | 20 Feb 2026 | | Holding(s) in Company |
| 06/02/26 | 07:00:09 | 6 Feb 2026 | | Ondine and Mid Yorks Win National Award |
| 02/02/26 | 07:00:09 | 2 Feb 2026 | | Steriwave Up for 2025 “Product of the Year” Award |
| 27/01/26 | 07:00:09 | 27 Jan 2026 | | Expanding Steriwave Use Across Vancouver Island |
| 22/01/26 | 09:42:39 | 22 Jan 2026 | | Steriwave Expands into ENT Surgery in Spain |
| 13/01/26 | 07:00:06 | 13 Jan 2026 | | New Independent Study Supports Photodisinfection |
| 23/12/25 | 07:00:07 | 23 Dec 2025 | | Finalist for 2nd National Award for SSI reduction |
| 22/12/25 | 07:00:08 | 22 Dec 2025 | | First German Hospital Pilots Steriwave |
| 16/12/25 | 07:00:08 | 16 Dec 2025 | | Ondine shortlisted for HSJ Partnership Award |
| 27/10/25 | 07:00:12 | 27 Oct 2025 | | Topline Results Significant in Steriwave ICU Study |
| 02/10/25 | 07:00:11 | 2 Oct 2025 | | Cambridge’s Papworth Hospital Pilots Steriwave |
| 26/09/25 | 07:00:09 | 26 Sept 2025 | | Ondine Biomedical Continues Growth in H1 2025 |
| 23/09/25 | 07:00:20 | 23 Sept 2025 | | Steriwave Now Protecting Patients with Cancer |
| 19/09/25 | 07:00:16 | 19 Sept 2025 | | Notice of Interim Results & Investor Presentation |
| 18/09/25 | 17:55:18 | 18 Sept 2025 | | Ondine Presents Major Economic Benefits at ICPIC |
| 15/09/25 | 10:44:52 | 15 Sept 2025 | | Steriwave proven to be effective against C Auris |
| 12/09/25 | 07:00:18 | 12 Sept 2025 | | Grant of Options |
| 10/09/25 | 07:00:15 | 10 Sept 2025 | | Steriwave Featured on CNBC’s Worldwide Exchange |
| 08/09/25 | 07:00:10 | 8 Sept 2025 | | Notification of major holdings - hInsight |
| 04/09/25 | 17:29:19 | 4 Sept 2025 | | Notification of major holdings - Pentwater |
| 04/09/25 | 17:27:09 | 4 Sept 2025 | | Notification of major holdings - Albemarle |
| 04/09/25 | 17:23:03 | 4 Sept 2025 | | Notification of major holdings - M&G |
