SAO PAOLO (Bloomberg) - GP Investments Ltd., Latin America's largest private equity fund, boosted its holding in oil and gas services provider San Antonio Internacional Ltd. for $134.7 million.

Bermuda-based GP bought an additional 17.7-percent stake in San Antonio, GP said in a statement on the Brazilian securities regulator's website. The company may buy an additional 1.8 percent for $13.4 million, GP said.