| 07:00:04 | 07:00:04 | 3 Aug 2026 | | Total Voting Rights |
| 21/07/26 | 15:19:59 | 21 Jul 2026 | | Director/PDMR Shareholding |
| 21/07/26 | 10:13:29 | 21 Jul 2026 | | Director/PDMR Shareholding |
| 16/07/26 | 11:20:58 | 16 Jul 2026 | | EMTN: Notification of admission to trading |
| 15/07/26 | 07:00:06 | 15 Jul 2026 | | EMTN Programme: Publication of Final Terms |
| 08/07/26 | 15:26:53 | 8 Jul 2026 | | EMTN: Publication of Supplementary Prospectus |
| 08/07/26 | 11:43:50 | 8 Jul 2026 | | Result of AGM |
| 08/07/26 | 07:00:02 | 8 Jul 2026 | | EMTN Programme: Publication of Final Terms |
| 01/07/26 | 07:00:02 | 1 Jul 2026 | | Total Voting Rights |
| 22/06/26 | 10:55:15 | 22 Jun 2026 | | Director/PDMR Shareholding |
| 18/06/26 | 14:53:49 | 18 Jun 2026 | | EMTN: Publication of Supplementary Prospectus |
| 16/06/26 | 07:00:02 | 16 Jun 2026 | | Publication of Annual Report and Accounts 2026 |
| 10/06/26 | 07:00:05 | 10 Jun 2026 | | Full Year Results 2025/26 |
| 01/06/26 | 07:00:04 | 1 Jun 2026 | | Total Voting Rights |
| 29/05/26 | 14:06:09 | 29 May 2026 | | Holding(s) in Company |
| 20/05/26 | 13:48:13 | 20 May 2026 | | Director/PDMR Shareholding |
| 14/05/26 | 12:03:23 | 14 May 2026 | | Director/PDMR Shareholding |
| 06/05/26 | 14:12:35 | 6 May 2026 | | Admission to Trading |
| 01/05/26 | 16:31:23 | 1 May 2026 | | Holding(s) in Company |
| 01/05/26 | 07:00:02 | 1 May 2026 | | Total Voting Rights |
| 30/04/26 | 15:11:48 | 30 Apr 2026 | | Holding(s) in Company |
| 27/04/26 | 16:34:07 | 27 Apr 2026 | | Holding(s) in Company |
| 24/04/26 | 15:29:47 | 24 Apr 2026 | | Holding(s) in Company |
| 22/04/26 | 16:30:05 | 22 Apr 2026 | | Holding(s) in Company |
| 21/04/26 | 13:17:49 | 21 Apr 2026 | | Director/PDMR Shareholding |
| 20/04/26 | 16:09:21 | 20 Apr 2026 | | Holding(s) in Company |
| 14/04/26 | 16:24:44 | 14 Apr 2026 | | Rescheduled Full-Year Results Date |
| 01/04/26 | 07:00:03 | 1 Apr 2026 | | Total Voting Rights |
| 20/03/26 | 14:06:10 | 20 Mar 2026 | | Director/PDMR Shareholding |
| 10/03/26 | 07:00:07 | 10 Mar 2026 | | Trading Statement |
| 02/03/26 | 07:00:12 | 2 Mar 2026 | | Total Voting Rights |
| 23/02/26 | 12:58:13 | 23 Feb 2026 | | Director/PDMR Shareholding |
| 10/02/26 | 07:00:13 | 10 Feb 2026 | | Confirmation of Chief Executive Officer Start Date |
| 05/02/26 | 10:58:56 | 5 Feb 2026 | | Holding(s) in Company |
| 02/02/26 | 07:01:00 | 2 Feb 2026 | | Total Voting Rights |
| 02/02/26 | 07:00:09 | 2 Feb 2026 | | Block listing Interim Review |
| 23/01/26 | 15:21:44 | 23 Jan 2026 | | Director/PDMR Shareholding |
| 02/01/26 | 07:00:05 | 2 Jan 2026 | | Total Voting Rights |
| 23/12/25 | 15:29:27 | 23 Dec 2025 | | Director/PDMR Shareholding |
| 11/12/25 | 13:16:16 | 11 Dec 2025 | | Confirmed Financial Calendar |
| 09/12/25 | 16:01:12 | 9 Dec 2025 | | Director/PDMR Shareholding |
| 09/12/25 | 07:00:10 | 9 Dec 2025 | | Pennon Group CEO Transition Arrangements |
| 01/12/25 | 15:42:35 | 1 Dec 2025 | | EMTN: Publication of Supplementary Prospectus |
| 01/12/25 | 07:00:03 | 1 Dec 2025 | | Total Voting Rights |
| 27/11/25 | 07:00:13 | 27 Nov 2025 | | Half Year Results 2025/26 |
| 21/11/25 | 16:24:18 | 21 Nov 2025 | | Director/PDMR Shareholding |
| 03/11/25 | 07:00:04 | 3 Nov 2025 | | Total Voting Rights |
| 22/10/25 | 13:26:27 | 22 Oct 2025 | | Director/PDMR Shareholding |
| 07/10/25 | 07:00:10 | 7 Oct 2025 | | Pennon appoints new Non-Executive Director |
| 03/10/25 | 14:19:23 | 3 Oct 2025 | | Director/PDMR Shareholding |
