| 10/10/19 | 08:00:02 | 10 Oct 2019 | | Transaction in Own Shares | RNS |
| 09/10/19 | 08:00:03 | 9 Oct 2019 | | Transaction in Own Shares | RNS |
| 08/10/19 | 08:00:07 | 8 Oct 2019 | | Transaction in Own Shares | RNS |
| 07/10/19 | 08:00:08 | 7 Oct 2019 | | Transaction in Own Shares | RNS |
| 04/10/19 | 08:00:02 | 4 Oct 2019 | | Transaction in Own Shares | RNS |
| 03/10/19 | 08:08:05 | 3 Oct 2019 | | Transaction in Own Shares | RNS |
| 02/10/19 | 08:02:46 | 2 Oct 2019 | | Transaction in Own Shares | RNS |
| 01/10/19 | 09:55:39 | 1 Oct 2019 | | Total Voting Rights | RNS |
| 25/09/19 | 08:10:23 | 25 Sept 2019 | | Transaction in Own Shares | RNS |
| 23/09/19 | 19:13:24 | 23 Sept 2019 | | Transaction in Own Shares | RNS |
| 18/09/19 | 09:01:38 | 18 Sept 2019 | | Transaction in Own Shares | RNS |
| 17/09/19 | 08:12:46 | 17 Sept 2019 | | Transaction in Own Shares | RNS |
| 13/09/19 | 08:00:06 | 13 Sept 2019 | | Transaction in Own Shares | RNS |
| 12/09/19 | 08:00:03 | 12 Sept 2019 | | Transaction in Own Shares | RNS |
| 11/09/19 | 08:00:02 | 11 Sept 2019 | | Transaction in Own Shares | RNS |
| 10/09/19 | 08:00:07 | 10 Sept 2019 | | Transaction in Own Shares | RNS |
| 09/09/19 | 08:16:49 | 9 Sept 2019 | | Transaction in Own Shares | RNS |
| 06/09/19 | 08:16:32 | 6 Sept 2019 | | Transaction in Own Shares | RNS |
| 03/09/19 | 10:21:15 | 3 Sept 2019 | | Total Voting Rights: Month End Disclosure | RNS |
| 29/08/19 | 08:00:03 | 29 Aug 2019 | | Transaction in Own Shares | RNS |
| 28/08/19 | 08:00:03 | 28 Aug 2019 | | Transaction in Own Shares | RNS |
| 27/08/19 | 08:00:11 | 27 Aug 2019 | | Transaction in Own Shares | RNS |
| 23/08/19 | 11:33:47 | 23 Aug 2019 | | Transaction in Own Shares | RNS |
| 19/08/19 | 08:09:31 | 19 Aug 2019 | | Transaction in Own Shares | RNS |
| 16/08/19 | 08:00:03 | 16 Aug 2019 | | Transaction in Own Shares | RNS |
| 15/08/19 | 08:00:07 | 15 Aug 2019 | | Transaction in Own Shares | RNS |
| 09/08/19 | 08:00:04 | 9 Aug 2019 | | Strategic Partnership Transaction in Taiwan | RNS |
| 08/08/19 | 08:10:33 | 8 Aug 2019 | | Transaction in Own Shares | RNS |
| 06/08/19 | 08:15:01 | 6 Aug 2019 | | Share repurchase programme | RNS |
| 06/08/19 | 08:00:14 | 6 Aug 2019 | | Interim Results Announcment | RNS |
| 01/08/19 | 09:00:02 | 1 Aug 2019 | | Total Voting Rights: Month End Disclosure | RNS |
| 11/07/19 | 10:00:02 | 11 Jul 2019 | | Notice of Results | RNS |
| 01/07/19 | 11:04:49 | 1 Jul 2019 | | Total Voting Rights: Month End Disclosure | RNS |
| 25/06/19 | 08:00:14 | 25 Jun 2019 | | Director/PDMR Shareholding | RNS |
| 18/06/19 | 08:00:14 | 18 Jun 2019 | | Director/PDMR Transaction | RNS |
| 17/06/19 | 08:00:06 | 17 Jun 2019 | | Director/PDMR Transaction | RNS |
| 04/06/19 | 08:00:11 | 4 Jun 2019 | | TR-1: Notification of major holdings | RNS |
| 03/06/19 | 08:00:05 | 3 Jun 2019 | | Total Voting Rights: Month End Disclosure | RNS |
| 31/05/19 | 12:31:05 | 31 May 2019 | | Completion of Strategic Partnership Transaction | RNS |
| 14/05/19 | 13:17:39 | 14 May 2019 | | Result of AGM | RNS |
| 01/05/19 | 08:00:03 | 1 May 2019 | | Trading Statement | RNS |
| 24/04/19 | 10:00:02 | 24 Apr 2019 | | Notification of 2019 Q1 Trading Statement | RNS |
| 15/04/19 | 08:00:07 | 15 Apr 2019 | | Strategic Partnership Transaction in Japan | RNS |
| 11/04/19 | 18:05:31 | 11 Apr 2019 | | Annual Report & Accounts, & Annual General Meeting | RNS |
| 01/04/19 | 12:04:46 | 1 Apr 2019 | | Total Voting Rights | RNS |
| 08/03/19 | 10:00:02 | 8 Mar 2019 | | Director/PDMR Transaction | RNS |
| 08/03/19 | 10:00:02 | 8 Mar 2019 | | Director/PDMR Transaction | RNS |
| 06/03/19 | 07:00:05 | 6 Mar 2019 | | Annual Financial Report Announcement | RNS |
| 01/03/19 | 07:00:03 | 1 Mar 2019 | | Total Voting Rights: Month End Disclosure | RNS |
| 28/02/19 | 10:36:04 | 28 Feb 2019 | | Directorate Change | RNS |