Banco BTG Pactual, a Brazil-based investment bank, has acquired a 30 percent stake in Bodytech, a Brazilian fitness chain, for approximately BRL200 million (roughly US$105 million. Bodytech plans to use the additional capital to support its expansion plans. BTG Pactual’s investment in Bodytech comes in the wake of the bank’s US$2 billion IPO last month and the US$1.5 billion final close of its maiden private equity growth fund in June 2011.