(Adds filing details)
SAO PAULO, Sept 23 (Reuters) - Switzerland's UBS Group AG and state-controlled Banco do Brasil SA signed a preliminary agreement on Monday to create a joint venture in investment banking in South America, the Brazilian bank said in a securities filing.
According to the filing, the new joint venture will provide investment banking services in Brazil and a number of other South American countries: Argentina, Chile, Peru, Paraguay and Uruguay.
Banco do Brasil said in the filing UBS would hold 50.01% of the joint venture. Reuters reported the deal talks earlier this month. (Reporting by Tatiana Bautzer, Editing by Rosalba O'Brien)