| 9th Jun 2023 7:00 am | RNS | Notice of AGM – Revision to Explanatory Note | 
                                                                            
                                            | 6th Jun 2023 7:00 am | RNS | Posting of Annual Report & Notice of AGM | 
                                                                            
                                            | 31st May 2023 7:00 am | RNS | Capital Markets Day | 
                                                                            
                                            | 3rd May 2023 7:00 am | RNS | Results for the year ended 31 December 2022 | 
                                                                            
                                            | 26th Apr 2023 7:00 am | RNS | Investor Webinar and Analyst Briefing | 
                                                                            
                                            | 20th Apr 2023 7:00 am | RNS | Notice of Results | 
                                                                            
                                            | 12th Apr 2023 7:00 am | RNS | £2.1 million contracts for rare disease trials | 
                                                                            
                                            | 21st Mar 2023 7:00 am | RNS | Block Admission Application & Exercise of Options | 
                                                                            
                                            | 6th Feb 2023 7:00 am | RNS | Director/PDMR Share Purchases | 
                                                                            
                                            | 31st Jan 2023 7:00 am | RNS | Trading Update | 
                                                                            
                                            | 30th Jan 2023 1:14 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 18th Jan 2023 1:14 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 18th Jan 2023 12:22 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 17th Jan 2023 5:54 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 17th Jan 2023 4:06 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 13th Jan 2023 5:09 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 11th Jan 2023 7:00 am | RNS | Acquisition of Winterlight Labs Inc | 
                                                                            
                                            | 24th Nov 2022 7:00 am | RNS | Strategic Partnership for Chinese Market Expansion | 
                                                                            
                                            | 19th Oct 2022 7:00 am | RNS | £1.1 million eCOA contract win | 
                                                                            
                                            | 12th Oct 2022 7:00 am | RNS | Acquisition of eClinicalHealth Limited | 
                                                                            
                                            | 20th Sep 2022 7:00 am | RNS | Interim Results | 
                                                                            
                                            | 1st Sep 2022 7:00 am | RNS | £2.2m neurodegenerative disease trial contract | 
                                                                            
                                            | 17th Aug 2022 7:00 am | RNS | Alzheimer’s Disease Validation for NeuroVocalix | 
                                                                            
                                            | 3rd Aug 2022 2:55 pm | RNS | Directorate Change | 
                                                                            
                                            | 28th Jul 2022 7:00 am | RNS | PTSD trials with top 10 pharma company & US DoD | 
                                                                            
                                            | 26th Jul 2022 7:00 am | RNS | Grant of Options | 
                                                                            
                                            | 22nd Jul 2022 11:05 am | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 22nd Jul 2022 11:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 22nd Jul 2022 7:00 am | RNS | Director/PDMR Share Purchases | 
                                                                            
                                            | 21st Jul 2022 7:00 am | RNS | Trading Update and Notice of Results | 
                                                                            
                                            | 14th Jul 2022 11:06 am | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 14th Jul 2022 11:00 am | RNS | Price Monitoring Extension | 
                                                                            
                                            | 30th Jun 2022 5:43 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 8th Jun 2022 3:14 pm | RNS | Result of AGM | 
                                                                            
                                            | 16th May 2022 4:35 pm | RNS | Posting of Annual Report & Notice of AGM | 
                                                                            
                                            | 12th Apr 2022 7:00 am | RNS | Results for the year ended 31 December 2021 | 
                                                                            
                                            | 6th Apr 2022 7:00 am | RNS | Senior Management Appointments | 
                                                                            
                                            | 31st Mar 2022 7:00 am | RNS | Notice of Results | 
                                                                            
                                            | 29th Mar 2022 2:06 pm | RNS | Second Price Monitoring Extn | 
                                                                            
                                            | 29th Mar 2022 2:00 pm | RNS | Price Monitoring Extension |