| 28/08/14 | 13:58:39 | 28 Aug 2014 | | Director/PDMR Shareholding | RNS |
| 27/08/14 | 18:03:04 | 27 Aug 2014 | | Treasury Stock | RNS |
| 27/08/14 | 13:50:31 | 27 Aug 2014 | | Treasury Stock | RNS |
| 22/08/14 | 11:40:30 | 22 Aug 2014 | | SCRIP Dividend Alternative | RNS |
| 22/08/14 | 11:29:37 | 22 Aug 2014 | | Change of Auditors | RNS |
| 21/08/14 | 14:54:15 | 21 Aug 2014 | | Director/PDMR Shareholding | RNS |
| 21/08/14 | 14:50:22 | 21 Aug 2014 | | Director/PDMR Shareholding | RNS |
| 20/08/14 | 17:28:56 | 20 Aug 2014 | | Treasury Stock | RNS |
| 20/08/14 | 17:23:21 | 20 Aug 2014 | | Director/PDMR Shareholding | RNS |
| 18/08/14 | 08:00:07 | 18 Aug 2014 | | Cancellation of Listing of Convertible Bonds | RNS |
| 15/08/14 | 17:16:06 | 15 Aug 2014 | | Holding(s) in Company | RNS |
| 14/08/14 | 14:39:45 | 14 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 13/08/14 | 11:28:31 | 13 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 13/08/14 | 08:00:06 | 13 Aug 2014 | | Interim Management Statement | RNS |
| 06/08/14 | 10:36:50 | 6 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 05/08/14 | 10:47:07 | 5 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 04/08/14 | 11:09:25 | 4 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 01/08/14 | 17:56:00 | 1 Aug 2014 | | Amended AGM Statement | RNS |
| 01/08/14 | 15:52:44 | 1 Aug 2014 | | Blocklisting Interim Review | RNS |
| 01/08/14 | 13:23:24 | 1 Aug 2014 | | AGM Statement | RNS |
| 01/08/14 | 12:54:00 | 1 Aug 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 01/08/14 | 12:15:40 | 1 Aug 2014 | | Total Voting Rights | RNS |
| 29/07/14 | 18:00:43 | 29 Jul 2014 | | Director/PDMR Shareholding | RNS |
| 29/07/14 | 11:21:15 | 29 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 23/07/14 | 17:41:08 | 23 Jul 2014 | | Director/PDMR Shareholding | RNS |
| 23/07/14 | 10:43:12 | 23 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 22/07/14 | 17:53:36 | 22 Jul 2014 | | Director/PDMR Shareholding | RNS |
| 22/07/14 | 10:51:13 | 22 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 17/07/14 | 13:30:34 | 17 Jul 2014 | | Directorate Change | RNS |
| 17/07/14 | 10:54:49 | 17 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 16/07/14 | 16:58:55 | 16 Jul 2014 | | Director/PDMR Shareholding | RNS |
| 15/07/14 | 11:00:39 | 15 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 14/07/14 | 14:52:26 | 14 Jul 2014 | | Director/PDMR Shareholding | RNS |
| 04/07/14 | 10:56:23 | 4 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 02/07/14 | 10:29:11 | 2 Jul 2014 | | Annual Report and Accounts and Notice of AGM | RNS |
| 01/07/14 | 15:35:05 | 1 Jul 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 30/06/14 | 15:47:53 | 30 Jun 2014 | | Total Voting Rights | RNS |
| 27/06/14 | 12:04:16 | 27 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 26/06/14 | 11:06:16 | 26 Jun 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 25/06/14 | 15:44:48 | 25 Jun 2014 | | Treasury Stock | RNS |
| 24/06/14 | 12:21:23 | 24 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 18/06/14 | 10:59:53 | 18 Jun 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 12/06/14 | 10:54:56 | 12 Jun 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 11/06/14 | 16:03:33 | 11 Jun 2014 | | Treasury Stock | RNS |
| 10/06/14 | 16:56:52 | 10 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 10/06/14 | 16:38:19 | 10 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 10/06/14 | 11:46:56 | 10 Jun 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 09/06/14 | 17:58:40 | 9 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 04/06/14 | 12:36:04 | 4 Jun 2014 | | Convertible Bonds due 2014 - Additional Listing | RNS |
| 03/06/14 | 08:00:09 | 3 Jun 2014 | | Final Results | RNS |
