| 15th Oct 2018 10:16 am | RNS | Holding(s) in Company | 
                                                                            
                                            | 9th Oct 2018 12:32 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 18th Sep 2018 5:56 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 18th Sep 2018 5:49 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 17th Sep 2018 7:00 am | RNS | Interim Results for Six Months Ended 30 June 2018 | 
                                                                            
                                            | 4th Sep 2018 7:00 am | RNS | Holdings in Company | 
                                                                            
                                            | 3rd Aug 2018 7:00 am | RNS | Pre-Close Trading Update | 
                                                                            
                                            | 26th Jul 2018 9:01 am | RNS | Block Listing Six Monthly Return | 
                                                                            
                                            | 6th Jul 2018 5:49 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 21st Jun 2018 4:35 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 19th Jun 2018 4:35 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 18th Jun 2018 12:30 pm | RNS | Result of AGM | 
                                                                            
                                            | 17th May 2018 7:00 am | RNS | Board Change | 
                                                                            
                                            | 16th May 2018 11:20 am | RNS | Annual Report and Notice of Annual General Meeting | 
                                                                            
                                            | 16th May 2018 7:00 am | RNS | Annual Report and Notice of Annual General Meeting | 
                                                                            
                                            | 11th May 2018 8:39 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 10th May 2018 10:31 am | RNS | Form 8.5 (EPT/RI)- Horizon Discovery Group plc | 
                                                                            
                                            | 10th May 2018 8:53 am | RNS | Form 8.5 (EPT/RI) - Horizon Discovery Group PLC | 
                                                                            
                                            | 9th May 2018 4:18 pm | RNS | Form 8.3 - Horizon Discovery Group | 
                                                                            
                                            | 9th May 2018 4:18 pm | RNS | Form 8.3 - Horizon Discovery Group | 
                                                                            
                                            | 9th May 2018 4:16 pm | RNS | Form 8.3 - Horizon Discovery Group | 
                                                                            
                                            | 9th May 2018 4:15 pm | RNS | Form 8.3 - Horizon Discovery Group | 
                                                                            
                                            | 9th May 2018 3:48 pm | RNS | Horizon Acknowledges Statement by Abcam | 
                                                                            
                                            | 9th May 2018 1:14 pm | RNS | Form 8.3 - Horizon Discovery Group | 
                                                                            
                                            | 9th May 2018 12:07 pm | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 9th May 2018 12:02 pm | RNS | Price Monitoring Extension | 
                                                                            
                                            | 9th May 2018 11:49 am | RNS | Statement re Horizon Discovery Group plc | 
                                                                            
                                            | 9th May 2018 11:00 am | RNS | Form 8.5 (EPT/RI)- Horizon Discovery Group plc | 
                                                                            
                                            | 8th May 2018 9:05 am | RNS | Form 8.5 (EPT/RI) - Horizon Discovery Group PLC | 
                                                                            
                                            | 8th May 2018 8:30 am | RNS | Form 8.5 (EPT/RI)- Horizon Discovery Group plc | 
                                                                            
                                            | 8th May 2018 7:00 am | RNS | Abcam proposal revenue multiple by value | 
                                                                            
                                            | 8th May 2018 7:00 am | RNS | Horizon appoints Terry Pizzie as CEO | 
                                                                            
                                            | 8th May 2018 7:00 am | RNS | Annual Results | 
                                                                            
                                            | 4th May 2018 3:32 pm | RNS | Form 8.3 - Horizon Discovery Group plc | 
                                                                            
                                            | 4th May 2018 10:03 am | RNS | Form 8.5 (EPT/RI)- Horizon Discovery Group plc | 
                                                                            
                                            | 4th May 2018 9:49 am | RNS | Form 8.5 (EPT/RI) - Horizon Discovery Group PLC | 
                                                                            
                                            | 4th May 2018 7:00 am | BUS | Form 8.3 - Horizon Discovery Group plc | 
                                                                            
                                            | 3rd May 2018 6:27 pm | RNS | Form 8.3 - Horizon Discovery Group PLC | 
                                                                            
                                            | 3rd May 2018 4:14 pm | RNS | Form 8.3 - Horizon Discovery Group plc | 
                                                                            
                                            | 3rd May 2018 2:36 pm | RNS | Form 8.3 - Horizon Discovery Group plc |