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Stock Screener·Brazil·Communication Services·OIBR3.SA
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Oi S.A. Stocks

R$ 0.1Last Updated 01.07.2026

Issuer Rating

3/7
Performance

Favourable

Risk

Critical

Recommendation

Sell

Market Cap

R$ 6.85M

R$ 0.1
Key Takeaways

Risk factor

Critical default risk

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Data is available to registered users only

Profitability factor

Greatly undervalued vs peers

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Data is available to registered users only
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Risks

  • Default risk
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  • Volatility
    Data is available to registered users only
  • Selling difficulty
    Data is available to registered users only
  • Stress test
    Data is available to registered users only
  • Country risks
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  • Other risks
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About

Oi S.A. is a prominent Brazilian telecommunications provider, holding a concession for switched fixed-line telephony services across the nation. The company delivers a comprehensive suite of communication solutions, encompassing traditional landline voice calls, data services, and pay-TV. Its extensive portfolio includes local, intraregional, domestic, and international long-distance carrier services, alongside mobile telecommunications and bespoke corporate offerings. Additionally, Oi S.A. provides crucial support like maintenance and repair, and operates call center and telemarketing operations. Further diversifying its offerings, it supplies internet access, network infrastructure, Wi-Fi services, and even financial, payment, and credit system solutions. Beyond its core telecom activities, the company also manages investments and procures capital from global markets. It caters to a broad customer base, serving residential users, subscription and prepaid mobile clients, mobile broadband subscribers, and enterprises ranging from small businesses to large corporations. Established in 1998 and headquartered in Rio de Janeiro, Brazil, the company adopted the name Oi S.A. in February 2012, having previously operated as Brasil Telecom S.A. On June 20, 2016, Oi S.A., along with its subsidiaries, initiated bankruptcy proceedings.

Company Valuation

Greatly undervalued
7/7

Based on key historical and expected multiples, the stock is greatly undervalued relative to its peers. In particular, the stock is underpriced on P/E.

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Risks

  • Default risk
    Data is available to registered users only
  • Volatility
    Data is available to registered users only
  • Selling difficulty
    Data is available to registered users only
  • Stress test
    Data is available to registered users only
  • Country risks
    Data is available to registered users only
  • Other risks
    Data is available to registered users only
Sign up to access detailed risk analysis

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