BLOCK LISTING SIX MONTHLY RETURN

Name of applicant:

Amerisur Resources plc ("Amerisur")

Name of scheme:

Options under Amerisur's unapproved share option scheme and long term incentive programme

Period of return:

From:

1 December 2015

To:

31 May 2016

Number and class of securities not issued under the scheme from previous return

4,044,542 ordinary shares

Number of securities issued/allotted under the scheme during the period:

266,666

Number and class of securities admitted

During the period and date of admission

Nil

Balance of unallotted securities under the scheme at the end of the period:

3,777,876 ordinary shares

Number and class of securities originally admitted and the date of admission:

5,000,000 ordinary shares (31 May 2011)

5,000,000 ordinary shares (5 December 2012)

Name of contact:

Brian James

Telephone number of contact:

+44 (0)330 333 8275