Shares jump on commercial viability announcement OGX posts biggest one-day gain in more than a year Natural gas to power nearby thermoelectric plant RIO DE JANEIRO, May 17 (Reuters) - Shares of ...
RIO DE JANEIRO, May 14 (Reuters) - OGX Petroleo e Gas SA, Brazil's No. 2 oil company by market value, declared its Tubarão Azul offshore oil field commercially viable on Monday, the company's first ...