Oi (OIBR3) Stock Overview

Oi S.A., together with its subsidiaries, provides telecommunication services in Brazil and internationally. The company offers fixed telephony services; domestic and international long-distance services; and maintenance and repair services. It also provides call center and telemarketing, Internet, network, and Wi-Fi Internet services; and financial, and payment and credit system services, as well as consulting services. In addition, it engages in the investment management activities. The company was formerly known as Brasil Telecom S.A. and changed its name to Oi S.A. in February 2012. Oi S.A. was founded in 1998 and is headquartered in Rio de Janeiro, Brazil.