Investors in Facebook were feeling bruised on Monday as it sank on its second day of trading, fuelling rumours its lead underwriter had stepped in to buoy the stock in its first session.
Nasdaq's chief executive Bob Greifeld admitted he was "embarrassed" by the technical problems which blighted early trading of Facebook shares for private investors on Friday.
Red Emperor Resources announced on Monday that it has exercised its option to participate in the drilling of the Shabeel North well, scheduled to spud in the first week of June.
FTSE 100 favourite Tullow Oil described its performance in the first half of the year as "excellent" and said that it was confident of further significant growth in 2012.
Desire Petroleum said on Thursday its assessment of the contingent resources in the North Falkland Basin could elevate it into a mid-size exploration and production company.
Bookmaker William Hill was the latest company to respond to shareholder outrage over executive pay, rushing to the defence of chief executive Ralph Topping's bonus.
Seven oil and gas companies include Roxi Petroleum and Caza Oil and Gas updated investors on Tuesday. Read our round-up to find out what they had to say...
