|  | Half year results for the period ended 30 September 2016 | 
          
                                                                                        |  | November 2016 Analyst Consensus Rollup | 
          
                                                                                        |  | Full year results 2015/16 | 
          
                                                                                        |  | May 2016 Analyst Consensus Rollup | 
          
                                                                                        |  | National Grid Publishes Newsletter | 
          
                                                                                        |  | Half year results for the period ended 30 September 2015 | 
          
                                                                                        |  | National Grid Publishes Newsletter | 
          
                                                                                        |  | National Grid Publishes Newsletter | 
          
                                                                                        |  | National Grid publishes July Newsletter | 
          
                                                                                        |  | Full year results 2014/15 | 
          
                                                                                        |  | National Grid Publishes Newsletter | 
          
                                                                                        |  | National Grid and Statnett agree to proceed with UK-Norway Interconnector | 
          
                                                                                        |  | Commencement of share repurchase programme | 
          
                                                                                        |  | Commencement of share repurchase programme | 
          
                                                                                        |  | National Grid stops Q1 and Q3 Interim Management Statements | 
          
                                                                                        |  | RIIO Baseline Databook - Nov 2020 Iteration | 
          
                                                                                        |  | US Databook - 2020 | 
          
                                                                                        |  | RIIO Baseline Databook - Nov 2019 Iteration | 
          
                                                                                        |  | ESG Databook - 2019 | 
          
                                                                                        |  | RIIO Baseline Databook - Nov 2018 Iteration |