Oi S.A. (BOVESPA: OIBR4)
Communication Services · Diversified Telecommunication Services · BR
R$0.50
+13.64% today · -93.1% 1Y
Oi S.A. (BOVESPA: OIBR4) operates in the Diversified Telecommunication Services industry within the Communication Services sector. The company is valued at $6.39M and employs 6,490 people.
Over the last twelve months the share price has lost 93.1%, trading between 0.34 and 8.29.
Tweenvest scores Oi S.A. across four factors: quality 9/100, value 45/100, growth 0/100. Its strongest factor is value.
OIBR4 price history
Not enough price history to draw a chart yet.
Key figures
- Market cap
- $6.39M
- Revenue (TTM)
- $519.14M
- P/E
- —
- EPS
- -8.62
- Dividend yield
- —
- Beta (5Y)
- 0.59
- 52-week high
- R$8.29
- 52-week low
- R$0.34
- Avg volume (3M)
- —
- Shares outstanding
- 323.66M
- Employees
- 6,490
- Next earnings
- —
About Oi S.A.
Oi S.A. functions as a prominent telecommunications service provider within Brazil, having originated as a concessionaire for switched fixed-line telephony. The company offers an extensive portfolio of services, which includes fixed-line voice, data communication, and pay television. Its operations also cover local, intraregional, domestic, and international long-distance carrier services, alongside mobile telecommunications and bespoke corporate solutions. Furthermore, Oi S.A. handles maintenance and repair services, operates call centers and telemarketing, and provides internet access, network services, and Wi-Fi connectivity. Beyond these, the firm engages in financial, payment, and credit system services, manages investments, and raises capital in international markets. It serves a broad customer base, ranging from residential households and mobile subscribers (both prepaid and post-paid) to mobile broadband users and businesses of all sizes—small, medium, and large corporations. Established in 1998 as Brasil Telecom S.A., the company adopted the name Oi S.A. in February 2012 and is based in Rio de Janeiro, Brazil. A significant event in its history was the filing for bankruptcy protection by Oi S.A. and its subsidiaries on June 20, 2016.
- ISIN
- BROIBRACNPR8
- Founded
- 1998
- Listed since
- Jun 6, 2002
- Exchange
- Bolsa de Valores de Sao Paulo
- Currency
- BRL
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Figures last refreshed Aug 18, 2026.