| 08/12/23 | NG. | 12:30:00 | 8 Dec 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 01/12/23 | NG. | 15:30:01 | 1 Dec 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 30/11/23 | NG. | 15:00:00 | 30 Nov 2023 | | NG. | Scrip Dividend for 2023/24 Interim Dividend | National Grid PLC | RNS |
| 30/11/23 | NG. | 09:01:00 | 30 Nov 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 30/11/23 | NG. | 09:00:01 | 30 Nov 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 23/11/23 | NG. | 09:00:00 | 23 Nov 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 16/11/23 | NG. | 15:30:00 | 16 Nov 2023 | | NG. | Publication of Suppl.Prospcts | National Grid PLC | RNS |
| 09/11/23 | NG. | 07:00:16 | 9 Nov 2023 | | NG. | National Grid PLC Half-Year Results 2023/24 | National Grid PLC | RNS |
| 08/11/23 | NG. | 11:00:00 | 8 Nov 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 01/11/23 | NG. | 15:00:00 | 1 Nov 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 10/10/23 | NG. | 14:30:01 | 10 Oct 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 05/10/23 | NG. | 07:00:02 | 5 Oct 2023 | | NG. | Pre-Close Update ahead of 2023/24 HY Results | National Grid PLC | RNS |
| 03/10/23 | NG. | 10:00:01 | 3 Oct 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 02/10/23 | NG. | 15:30:01 | 2 Oct 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 21/09/23 | NG. | 09:30:01 | 21 Sept 2023 | | NG. | Senior Independent Director & Committee Changes | National Grid PLC | RNS |
| 08/09/23 | NG. | 12:15:01 | 8 Sept 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 04/09/23 | NG. | 16:15:01 | 4 Sept 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 17/08/23 | NG. | 11:30:01 | 17 Aug 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 10/08/23 | NG. | 12:00:01 | 10 Aug 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 09/08/23 | NG. | 10:16:46 | 9 Aug 2023 | | NG. | Voting Rights and Capital Update | National Grid PLC | RNS |
| 08/08/23 | NG. | 13:10:25 | 8 Aug 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 08/08/23 | NG. | 09:00:03 | 8 Aug 2023 | | NG. | National Grid plc Scrip Dividend | National Grid PLC | RNS |
| 02/08/23 | NG. | 13:15:03 | 2 Aug 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 02/08/23 | NG. | 10:00:01 | 2 Aug 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 27/07/23 | NG. | 14:56:00 | 27 Jul 2023 | | NG. | Publication of a Prospectus | National Grid PLC | RNS |
| 19/07/23 | NG. | 07:00:04 | 19 Jul 2023 | | NG. | Sale of 20% of National Gas and new option | National Grid PLC | RNS |
| 10/07/23 | NG. | 17:45:00 | 10 Jul 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 10/07/23 | NG. | 17:00:01 | 10 Jul 2023 | | NG. | Result of AGM | National Grid PLC | RNS |
| 06/07/23 | NG. | 17:30:01 | 6 Jul 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 06/07/23 | NG. | 10:35:55 | 6 Jul 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 06/07/23 | NG. | 07:00:06 | 6 Jul 2023 | | NG. | UK Electricity Distribution Investor Event | National Grid PLC | RNS |
| 03/07/23 | NG. | 17:15:01 | 3 Jul 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 30/06/23 | NG. | 15:30:01 | 30 Jun 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 16/06/23 | NG. | 13:00:02 | 16 Jun 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 09/06/23 | NG. | 12:57:11 | 9 Jun 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 08/06/23 | NG. | 17:47:14 | 8 Jun 2023 | | NG. | Scrip Dividend for 2022/23 Final Dividend | National Grid PLC | RNS |
| 08/06/23 | NG. | 13:00:01 | 8 Jun 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 07/06/23 | NG. | 15:18:41 | 7 Jun 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 06/06/23 | NG. | 16:50:10 | 6 Jun 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 06/06/23 | NG. | 13:27:13 | 6 Jun 2023 | | NG. | Annual Report & Accounts and Notice of 2023 AGM | National Grid PLC | RNS |
| 05/06/23 | NG. | 15:16:55 | 5 Jun 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 05/06/23 | NG. | 10:17:04 | 5 Jun 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 01/06/23 | NG. | 17:00:01 | 1 Jun 2023 | | NG. | Total Voting Rights | National Grid PLC | RNS |
| 26/05/23 | NG. | 16:46:39 | 26 May 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 18/05/23 | NG. | 16:00:01 | 18 May 2023 | | NG. | Publication of Suppl.Prospcts | National Grid PLC | RNS |
| 18/05/23 | NG. | 07:00:07 | 18 May 2023 | | NG. | National Grid plc Full-Year Results 2022/23 | National Grid PLC | RNS |
| 17/05/23 | NG. | 11:30:01 | 17 May 2023 | | NG. | Board Change | National Grid PLC | RNS |
| 15/05/23 | NG. | 18:30:01 | 15 May 2023 | | NG. | Holding(s) in Company | National Grid PLC | RNS |
| 10/05/23 | NG. | 16:45:01 | 10 May 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
| 03/05/23 | NG. | 12:45:02 | 3 May 2023 | | NG. | Director/PDMR Shareholding | National Grid PLC | RNS |
