| Date | Source | Headline |
|---|---|---|
| 21st Nov 2008 5:16 pm | RNS | Purchase of own shares |
| 20th Nov 2008 5:03 pm | RNS | Purchase of own shares |
| 20th Nov 2008 7:00 am | RNS | Service Agreement |
| 19th Nov 2008 4:57 pm | RNS | Purchase of own shares |
| 18th Nov 2008 5:06 pm | RNS | Purchase of own shares |
| 17th Nov 2008 5:09 pm | RNS | Purchase of Own Shares |
| 14th Nov 2008 4:59 pm | RNS | Purchase of Own Shares |
| 14th Nov 2008 7:00 am | RNS | Patent grants |
| 12th Nov 2008 5:12 pm | RNS | Purchase of own shares |
| 11th Nov 2008 4:58 pm | RNS | Purchase of own shares |
| 11th Nov 2008 7:00 am | RNS | License Agreement |
| 10th Nov 2008 4:59 pm | RNS | Purchase of Own Shares |
| 10th Nov 2008 4:59 pm | RNS | Purchase of Own Shares |
| 10th Nov 2008 7:00 am | RNS | Service Agreement |
| 7th Nov 2008 5:10 pm | RNS | Purchase of own shares |
| 6th Nov 2008 4:54 pm | RNS | Purchase of own shares |
| 5th Nov 2008 5:11 pm | RNS | Purchase of own shares |
| 3rd Nov 2008 8:30 am | RNS | Market Update |
| 31st Oct 2008 5:01 pm | RNS | Purchase of Own Shares |
| 31st Oct 2008 4:08 pm | RNS | Total Voting Rights |
| 30th Oct 2008 2:19 pm | RNS | Holding(s) in Company |
| 30th Oct 2008 10:42 am | RNS | Director/PDMR Shareholding |
| 29th Oct 2008 5:00 pm | RNS | Purchase of own shares |
| 29th Oct 2008 11:37 am | RNS | Blocklisting Interim Review |
| 28th Oct 2008 4:52 pm | RNS | Purchase of own shares |
| 27th Oct 2008 5:19 pm | RNS | Purchase of own shares |
| 24th Oct 2008 5:02 pm | RNS | Purchase of own shares |
| 24th Oct 2008 7:30 am | RNS | Research Update |
| 23rd Oct 2008 5:03 pm | RNS | Purchase of own shares |
| 22nd Oct 2008 5:20 pm | RNS | Purchase of own shares |
| 21st Oct 2008 5:28 pm | RNS | Purchase of own shares |
| 20th Oct 2008 5:16 pm | RNS | Purchase of own shares |
| 17th Oct 2008 5:10 pm | RNS | Purchase of own shares |
| 16th Oct 2008 5:24 pm | RNS | Purchase of own shares |
| 15th Oct 2008 5:21 pm | RNS | Purchase of own shares |
| 14th Oct 2008 11:53 am | RNS | Notifications of major interests in shares |
| 13th Oct 2008 4:56 pm | RNS | Purchase of own shares |
| 10th Oct 2008 5:05 pm | RNS | Purchase of own shares |
| 9th Oct 2008 5:16 pm | RNS | Purchase of own shares |
| 8th Oct 2008 5:03 pm | RNS | Purchase of own shares |