OGX, the crude oil arm of the group EBX owned by billionaire Eike Batista, is experiencing a decline in oil production at the Campos Bay. Now, the forecast is that OGX will produce 5,000 barrels a day - a third of the first prediction.
As a result, the company's papers had a fall of 41 percent, an equivalent to nearly US$ 5 billion. The losses, according to ranking, made the billionaire lose his post at the eighth richest man in the world to below twenties.