Lupatech, a Brazil-based provider of products and services to the oil and gas industry, has concluded a preferential share offer in which it raised BRL260.7 million (approximately US$128 million). Of the 65.2 million shares that were subscribed at a price of BRL4 per share, Latin America-focused private equity firm GP Investments acquired shares equivalent to BRL50 million (approximately US$26 million) through Oil Field Services Holdco. Brazilian development bank BNDES and Petrobras Social Security Fund also participated in the offer.