Banco Santander, Brazil, sold 600 million units at a price of 23.5 reais each, according to a filing with Brazil's regulator. With each unit representing 55 common shares and 50 preferred shares. The offering was increased from a planned 525 million to 600 million units so that investor demand could be met. Santander's US traded stock was priced at $13.50 each. Santander following a series of acquisitions is Brazil's third largest bank after Itau Unibanco and Bradesco, having a 10.2% market share. It is also the largest IPO for Brazil. The growing demand for emerging market securities is evident in the rate at which the Bovespa Brazil Index jumped in 2009.