| 14/07/26 | 16:30:00 | 14 Jul 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 13/07/26 | 07:00:10 | 13 Jul 2026 | | Half Year Trading Update and Notice of Results |
| 01/07/26 | 16:00:00 | 1 Jul 2026 | | Issue of Equity and Total Voting Rights |
| 30/06/26 | 07:00:06 | 30 Jun 2026 | | Changes to Director Roles and Responsibilities |
| 12/06/26 | 15:00:01 | 12 Jun 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 04/06/26 | 14:30:01 | 4 Jun 2026 | | Result of AGM |
| 01/06/26 | 16:00:00 | 1 Jun 2026 | | Issue of Equity and Total Voting Rights |
| 21/05/26 | 07:01:39 | 21 May 2026 | | London Calling Technology Update |
| 21/05/26 | 07:00:09 | 21 May 2026 | | Oxford Nanopore strengthens executive team |
| 13/05/26 | 15:00:01 | 13 May 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 12/05/26 | 07:00:07 | 12 May 2026 | | Director/PDMR Shareholding |
| 01/05/26 | 15:00:01 | 1 May 2026 | | Issue of Equity and Total Voting Rights |
| 01/05/26 | 07:00:05 | 1 May 2026 | | Publication of Annual Report and Notice of AGM |
| 15/04/26 | 17:30:01 | 15 Apr 2026 | | Director/PDMR Shareholding - LTIP and DBP awards |
| 14/04/26 | 16:00:00 | 14 Apr 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 13/04/26 | 15:00:01 | 13 Apr 2026 | | Director/PDMR Shareholding - LTIP and DBP awards |
| 02/04/26 | 15:00:01 | 2 Apr 2026 | | Director/PDMR Shareholding |
| 01/04/26 | 15:00:00 | 1 Apr 2026 | | Issue of Equity and Total Voting Rights |
| 26/03/26 | 15:00:00 | 26 Mar 2026 | | Block Admission Application |
| 12/03/26 | 16:00:00 | 12 Mar 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 09/03/26 | 16:00:00 | 9 Mar 2026 | | Issue of Equity; Director/PDMR Shareholding |
| 04/03/26 | 07:00:11 | 4 Mar 2026 | | Upcoming Investor Events and Conferences |
| 03/03/26 | 16:00:01 | 3 Mar 2026 | | Grant of LTIP awards; Director/PDMR Notification |
| 03/03/26 | 07:00:08 | 3 Mar 2026 | | Director/PDMR Shareholding |
| 02/03/26 | 16:00:00 | 2 Mar 2026 | | Issue of Equity and Total Voting Rights |
| 02/03/26 | 07:00:13 | 2 Mar 2026 | | Annual results for the year ended 31 December 2025 |
| 27/02/26 | 15:00:01 | 27 Feb 2026 | | Update on legal action against MGI Australia |
| 27/02/26 | 13:30:00 | 27 Feb 2026 | | Director Declaration - John O'Higgins |
| 12/02/26 | 16:00:00 | 12 Feb 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 02/02/26 | 15:00:00 | 2 Feb 2026 | | Issue of Equity and Total Voting Rights |
| 14/01/26 | 16:00:01 | 14 Jan 2026 | | Share Incentive Plan - Director/PDMR Shareholding |
| 12/01/26 | 07:00:07 | 12 Jan 2026 | | Full Year Trading Update and Notice of Results |
| 07/01/26 | 07:00:07 | 7 Jan 2026 | | Upcoming Investor Events and Conferences |
| 02/01/26 | 15:00:00 | 2 Jan 2026 | | Issue of Equity and Total Voting Rights |
| 12/12/25 | 15:00:00 | 12 Dec 2025 | | Share Incentive Plan - Director/PDMR Shareholding |
| 08/12/25 | 09:00:01 | 8 Dec 2025 | | AGM Post-Meeting Shareholder Engagement Update |
| 08/12/25 | 07:00:11 | 8 Dec 2025 | | Appointment of Francis Van Parys as CEO |
| 01/12/25 | 16:00:01 | 1 Dec 2025 | | Issue of Equity and Total Voting Rights |
| 27/11/25 | 07:00:15 | 27 Nov 2025 | | Upcoming investor conferences |
| 12/11/25 | 16:30:00 | 12 Nov 2025 | | Share Incentive Plan - Director/PDMR Shareholding |
| 07/11/25 | 09:00:00 | 7 Nov 2025 | | ONT postpones investor event; reaffirms guidance |
| 03/11/25 | 15:00:01 | 3 Nov 2025 | | Issue of Equity and Total Voting Rights |
| 16/10/25 | 07:00:12 | 16 Oct 2025 | | Upcoming Investor Conferences and Events |
| 14/10/25 | 16:00:00 | 14 Oct 2025 | | Share Incentive Plan - Director/PDMR Shareholding |
| 06/10/25 | 17:30:00 | 6 Oct 2025 | | Block listing Interim Review |
| 01/10/25 | 16:00:00 | 1 Oct 2025 | | Issue of Equity and Total Voting Rights |
| 12/09/25 | 16:00:01 | 12 Sept 2025 | | Share Incentive Plan - Director/PDMR Shareholding |
| 02/09/25 | 07:00:06 | 2 Sept 2025 | | Interim results for the 6 months ended 30 June 25 |
| 01/09/25 | 17:00:00 | 1 Sept 2025 | | Issue of Equity and Total Voting Rights |
| 13/08/25 | 16:00:01 | 13 Aug 2025 | | Share Incentive Plan - Director/PDMR Notification |
