SHARES in Andes Energia have more than doubled over the past month after it returned to the Alternative Investment Market following a long suspension.
The firm, formerly called Ragusa, came back onto Aim to announce a 36.2m deal to buy energy assets in Argentina including a controlling interest in an electricity distributor.
It now also owns a stake in oil and gas exploration interests in South America.
Despite the rise in the company's share price, executive chairman Michael Stevens last week increased his holding with the purchase of 75,000 shares at between 98p to 101p, suggesting he believes they have further to go.
• Gary Guthrie, marketing director at Scottish & Newcastle, has sold 15,558 shares at 635.5p each as the shares hover close to their five-year high. He retains a stake of 12,597 shares.
• Eli Reifman, president of Israeli technology firm Emblaze, has spent more than 11m to increase his stake.
He bought 7.6 million shares at 150p per share, taking his holding to 17.1 million shares.
His move came after the company's mobile division announced a major deal for the development of a new device.
• Two directors at broking group Blue Oar have increased their holdings. Chief executive Andrew Monk bought 250,000 shares at 21p to increase his stake to 5.25 million shares, while Gordon Lawson, a non-executive director, bought 500,000 shares at 20p each and now holds 650,000 shares.
The company's market value has recovered from a low of just under 18p seen in August but is still down on the year-high of 26.75p hit in May.
• William Dewsall, chief executive of insurance company Gable Holdings, has bought 857,000 shares at around 11p each. He now owns 21 million shares in the group.
• Steve Rowley, chief executive of IT group Anite, has bought again. He purchased 260,000 shares at 72p to add to the 100,000 he bought in September. His stake now stands at 805,000 shares.