Directors' Dealings

7 June 2013

Amerisur Resources Plc ("Amerisur" or the "Company")

Statement re Directors' Dealings

Amerisur Resources Plc, the oil and gas producer and explorer focused on South America, announces that on 6 June 2013 it issued a total of 19,250,000 new ordinary shares of 0.1p each pursuant to the exercise of options by Directors as follows:

- 5,500,000 2008 options at 7.525p each by Nick Harrison;

- 10,000,000 2008 options at 7.525p each by Tracarta Limited, in which John Wardle has a beneficial interest; and

- 3,750,000 LTIP shares at 0.1p each by Tracarta Limited, in which John Wardle has a beneficial interest.

Application has been made for admission of the new shares to trading on AIM and dealings are expected to commence on 12 June 2013. The number of shares in issue is now 1,056,518,831.

Furthermore, the Company has been notified of the following dealings on 6 June 2013, principally to cover the exercise costs and tax due on the options, in the Company's shares:

(a) Nick Harrison sold 3,778,645 shares at 48p each and his shareholding in the Company is now 5,660,152 shares, representing 0.54% of the enlarged issued share capital.

(b) Tracarta Limited sold 5,221,355 shares on 6 June 2013 at 48p each. Tracarta is now the registered holder of 17,394,505 Amerisur shares, representing 1.65% of the enlarged share capital.

ENDS

ENQUIRIES: