| 02-Apr-12 11:04 | RNS | Analyst & Investor Visit to CSR Cambridge Office | Company Announcement - General |
| 30-Mar-12 17:38 | RNS | Purchase of own shares | Transaction in Own Shares |
| 28-Mar-12 18:27 | RNS | Purchase of own shares | Company Announcement - General |
| 23-Mar-12 17:49 | RNS | Purchase of own shares | Transaction in Own Shares |
| 22-Mar-12 16:41 | RNS | Director/PDMR Shareholding | Directors' Dealings |
| 22-Mar-12 16:39 | RNS | Director/PDMR Shareholding | Directors' Dealings |
| 22-Mar-12 16:34 | RNS | Director/PDMR Shareholding | Directors' Dealings |
| 21-Mar-12 17:38 | RNS | Director/PDMR Shareholding | Directors' Dealings |
| 16-Mar-12 07:00 | RNS | Annual Information Update | Company Announcement - General |
| 15-Mar-12 07:00 | RNS | Annual Report | Results and Trading Reports |
| 06-Mar-12 18:04 | RNS | Purchase of Own Shares | Transaction in Own Shares |
| 01-Mar-12 17:42 | RNS | Purchase of Own Shares | Transaction in Own Shares |
| 01-Mar-12 11:10 | RNS | Voting Rights and Capital | Holding(s) in Company |