Amerisur Resources, the oil and gas exploration and development company with projects in South America, jumped 8% after it was disclosed that three of the Company's directors acquired a total of 7 million shares.
The share purchases were at a price of 2.77 and 2.9 pence.
Giles Clarke, Non-executive Chairman snapped up approximately 4.47 million shares, John Wardle, CEO, acquired 0.9 million shares, and Nick Harrison, Financial Director, picked up 1.6 million shares.