Ultrapar Participações S.A. (NYSE:UGP) is one of the 7 best oil and gas penny stocks to buy according to analysts, supported by hedge fund interest and strong upside potential. Ultrapar Participações S.A. (UGP) Profit More Than Doubles to $215 Million, Core Units Face Headwinds Higher operating cash generation and the execution of critical projects helped Ultrapar Participações S.A. (NYSE:UGP) report a 134% year-over-year increase in second-quarter net income to $215 million. Recurring EBITDA increased 1 ...