| 15/02/18 | 10:30:07 | 15 Feb 2018 | | Director/PDMR Shareholding | RNS |
| 12/02/18 | 15:00:39 | 12 Feb 2018 | | Director/PDMR Shareholding | RNS |
| 12/02/18 | 15:00:09 | 12 Feb 2018 | | Director/PDMR Shareholding | RNS |
| 06/02/18 | 16:59:16 | 6 Feb 2018 | | Director/PDMR Shareholding | RNS |
| 01/02/18 | 07:00:05 | 1 Feb 2018 | | Acquisition | RNS |
| 01/02/18 | 07:00:05 | 1 Feb 2018 | | Half-year Report | RNS |
| 26/01/18 | 07:00:03 | 26 Jan 2018 | | Company Secretary Change | RNS |
| 27/10/17 | 12:17:30 | 27 Oct 2017 | | Result of AGM | RNS |
| 24/10/17 | 12:06:21 | 24 Oct 2017 | | Director/PDMR Shareholding | RNS |
| 17/10/17 | 17:11:00 | 17 Oct 2017 | | Director/PDMR Shareholding | RNS |
| 17/10/17 | 17:07:24 | 17 Oct 2017 | | Director/PDMR Shareholding | RNS |
| 14/09/17 | 12:11:52 | 14 Sept 2017 | | Director/PDMR Shareholding | RNS |
| 12/09/17 | 17:54:03 | 12 Sept 2017 | | Director/PDMR Shareholding | RNS |
| 06/09/17 | 10:44:36 | 6 Sept 2017 | | Holding(s) in Company | RNS |
| 05/09/17 | 08:00:01 | 5 Sept 2017 | | Final Results | RNS |
| 12/07/17 | 15:22:34 | 12 Jul 2017 | | Notice of Results | RNS |
| 28/06/17 | 10:43:03 | 28 Jun 2017 | | Director/PDMR Shareholding | RNS |
| 20/06/17 | 13:48:35 | 20 Jun 2017 | | Director/PDMR Shareholding | RNS |
| 12/05/17 | 10:39:01 | 12 May 2017 | | Director/PDMR Shareholding | RNS |
| 28/04/17 | 14:06:31 | 28 Apr 2017 | | Director/PDMR Shareholding | RNS |
| 10/04/17 | 17:10:51 | 10 Apr 2017 | | Holding(s) in Company | RNS |
| 10/04/17 | 17:06:15 | 10 Apr 2017 | | Holding(s) in Company | RNS |
| 29/03/17 | 18:01:44 | 29 Mar 2017 | | Director/PDMR Shareholding | RNS |
| 13/03/17 | 09:23:00 | 13 Mar 2017 | | Director/PDMR Shareholding | RNS |
| 01/03/17 | 09:02:30 | 1 Mar 2017 | | Director/PDMR Shareholding | RNS |
| 21/02/17 | 07:00:09 | 21 Feb 2017 | | £5m contract wins | RNS |
| 17/02/17 | 14:10:56 | 17 Feb 2017 | | Director/PDMR Shareholding | RNS |
| 05/12/16 | 15:34:19 | 5 Dec 2016 | | Holding(s) in Company | RNS |
| 14/11/16 | 10:13:21 | 14 Nov 2016 | | Director/PDMR Shareholding | RNS |
| 10/11/16 | 08:59:15 | 10 Nov 2016 | | Director/PDMR Shareholding | RNS |
| 07/11/16 | 15:41:02 | 7 Nov 2016 | | Director/PDMR Shareholding | RNS |
| 04/11/16 | 08:21:09 | 4 Nov 2016 | | Director/PDMR Shareholding | RNS |
| 28/10/16 | 12:02:08 | 28 Oct 2016 | | Result of AGM | RNS |
| 28/10/16 | 11:28:23 | 28 Oct 2016 | | Notice of Results | RNS |
| 27/10/16 | 08:00:08 | 27 Oct 2016 | | AGM Trading Statement | RNS |
| 18/10/16 | 10:26:36 | 18 Oct 2016 | | Holding(s) in Company | RNS |
| 27/09/16 | 16:10:33 | 27 Sept 2016 | | Director/PDMR Shareholding | RNS |
| 27/09/16 | 16:08:03 | 27 Sept 2016 | | Director/PDMR Shareholding | RNS |
| 09/09/16 | 14:41:11 | 9 Sept 2016 | | Director/PDMR Shareholding | RNS |
| 08/09/16 | 16:09:53 | 8 Sept 2016 | | Amendment - Holding(s) in Company | RNS |
| 07/09/16 | 13:02:12 | 7 Sept 2016 | | Holding(s) in Company | RNS |
| 02/09/16 | 13:59:04 | 2 Sept 2016 | | Holding(s) in Company | RNS |
| 01/09/16 | 08:00:10 | 1 Sept 2016 | | Final Results | RNS |
| 26/07/16 | 12:04:44 | 26 Jul 2016 | | Holding(s) in Company | RNS |
| 20/07/16 | 08:00:08 | 20 Jul 2016 | | Notice of Results | RNS |
| 12/07/16 | 10:13:50 | 12 Jul 2016 | | Holding(s) in Company | RNS |
| 05/07/16 | 11:09:00 | 5 Jul 2016 | | Director/PDMR Shareholding | RNS |
| 01/07/16 | 16:31:51 | 1 Jul 2016 | | Director/PDMR Shareholding | RNS |
| 30/06/16 | 17:50:51 | 30 Jun 2016 | | £4m sale of Dyson Diecastings | RNS |
| 04/05/16 | 16:31:43 | 4 May 2016 | | Holding(s) in Company | RNS |
