| 18/09/26 | 15:20:00 | 18 Sept 2026 | | Pentwater Capital Management LP - Form 8.3 - Senior PLC | PRN |
| 10/09/26 | 15:20:00 | 10 Sept 2026 | | Pentwater Capital Management LP - Form 8.3 - Senior PLC | PRN |
| 07/09/26 | 15:20:00 | 7 Sept 2026 | | Pentwater Capital Management LP - Form 8.3 - Senior PLC | PRN |
| 19/06/26 | 15:20:00 | 19 Jun 2026 | | Pentwater Capital Management LP - Form 8.3 - Senior PLC | PRN |
| 08/06/26 | 15:20:00 | 8 Jun 2026 | | Pentwater Capital Management LP - Form 8.3 - Senior PLC | PRN |
| 27/02/26 | 15:15:00 | 27 Feb 2026 | | Aberforth Partners LLP - Form 8.3 - Senior plc | PRN |
| 21/04/22 | 18:12:32 | 21 Apr 2022 | | Result of AGM | RNS |
| 20/04/22 | 07:00:03 | 20 Apr 2022 | | Q1 2022 Trading Update | RNS |
| 15/03/22 | 17:59:15 | 15 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 09/03/22 | 15:21:04 | 9 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 09/03/22 | 14:56:00 | 9 Mar 2022 | | Director/PDMR Shareholding - Correction | RNS |
| 08/03/22 | 18:30:13 | 8 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 08/03/22 | 12:26:18 | 8 Mar 2022 | | Annual Financial Report | RNS |
| 08/03/22 | 09:45:26 | 8 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 04/03/22 | 13:22:41 | 4 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 01/03/22 | 14:39:23 | 1 Mar 2022 | | Director/PDMR Shareholding | RNS |
| 28/02/22 | 15:19:28 | 28 Feb 2022 | | Block listing Interim Review | RNS |
| 28/02/22 | 07:00:06 | 28 Feb 2022 | | Final Results | RNS |
| 11/02/22 | 07:00:04 | 11 Feb 2022 | | Senior commended for Supplier Engagement by CDP | RNS |
| 14/01/22 | 07:00:04 | 14 Jan 2022 | | FY21 Post-close Trading Update | RNS |
| 11/01/22 | 07:00:08 | 11 Jan 2022 | | Senior announces new supply contracts with Honda | RNS |
| 11/01/22 | 07:00:08 | 11 Jan 2022 | | Senior announces contracts with The Boeing Company | RNS |
| 13/12/21 | 12:54:52 | 13 Dec 2021 | | Holding(s) in Company | RNS |
| 06/12/21 | 12:34:59 | 6 Dec 2021 | | Appointment of non-executive Director | RNS |
| 01/11/21 | 17:06:17 | 1 Nov 2021 | | Appointment of non-executive Director | RNS |
| 14/10/21 | 17:24:17 | 14 Oct 2021 | | Holding(s) in Company | RNS |
| 12/10/21 | 08:00:08 | 12 Oct 2021 | | Senior plc - Capital Markets Day | RNS |
| 11/10/21 | 07:00:09 | 11 Oct 2021 | | Trading Update | RNS |
| 04/10/21 | 10:31:24 | 4 Oct 2021 | | Holding(s) in Company | RNS |
| 31/08/21 | 10:00:01 | 31 Aug 2021 | | Block listing Interim Review | RNS |
| 13/08/21 | 11:15:13 | 13 Aug 2021 | | Change to Director's Details | RNS |
| 02/08/21 | 07:00:07 | 2 Aug 2021 | | Interim Results | RNS |
| 09/07/21 | 07:00:02 | 9 Jul 2021 | | Post-Close Trading Update | RNS |
| 24/06/21 | 11:00:03 | 24 Jun 2021 | | Response to no intention to bid statement | RNS |
| 22/06/21 | 18:25:40 | 22 Jun 2021 | | Rejection of Lone Star Proposal - Clarifications | RNS |
| 22/06/21 | 15:18:21 | 22 Jun 2021 | | Rejection of Lone Star’s Proposal | RNS |
| 14/06/21 | 11:30:39 | 14 Jun 2021 | | Form 8 (OPD) Senior plc | RNS |
| 07/06/21 | 07:00:13 | 7 Jun 2021 | | Contract with Bruce Power Limited Partnership | RNS |
| 28/05/21 | 16:29:38 | 28 May 2021 | | Statement re Possible Offer | RNS |
| 27/05/21 | 17:44:34 | 27 May 2021 | | Director/PDMR Shareholding | RNS |
| 25/05/21 | 13:12:45 | 25 May 2021 | | Holding(s) in Company | RNS |
| 07/05/21 | 11:44:37 | 7 May 2021 | | Holding(s) in Company | RNS |
| 23/04/21 | 16:05:18 | 23 Apr 2021 | | Result of AGM | RNS |
| 23/04/21 | 15:26:55 | 23 Apr 2021 | | Director/PDMR Shareholding | RNS |
| 23/04/21 | 07:00:07 | 23 Apr 2021 | | Trading Update | RNS |
| 14/04/21 | 10:10:35 | 14 Apr 2021 | | AGM Update | RNS |
| 18/03/21 | 15:58:56 | 18 Mar 2021 | | Vesting of deferred share awards | RNS |
| 18/03/21 | 15:38:17 | 18 Mar 2021 | | Director/PDMR Shareholding | RNS |
| 12/03/21 | 18:04:36 | 12 Mar 2021 | | Grant of executive share awards | RNS |
| 12/03/21 | 17:51:36 | 12 Mar 2021 | | Grant of executive share awards | RNS |
