REPURCHASE OF SHARES IN ASTRAZENECA PLC
AstraZeneca PLC announced that on 26 August 2011, it purchased for cancellation 1,086,170 ordinary shares of AstraZeneca PLC at a price of 2790 pence per share. Some of these shares were purchased under the terms of the previously announced irrevocable, non-discretionary share repurchase programme for the period 9 May 2011 to 30 August 2011. Upon the cancellation of these shares, the number of shares in issue will be 1,346,286,391. A C N Kemp Company Secretary 30 August 2011