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Oi S.A. (OIBZQ) Stock Analysis

Educational signal · not a buy or sell recommendation · How to read this

DELISTED

What happened to Oi S.A. (OIBZQ) stock?

Oi S.A. (OIBZQ) no longer trades on public markets. The figures below are historical and are not a current quote.

P/E Ratio: 0.00| Vol: 100| 52-wk range: $0.0001 – $0.36

P/E 0.00 means the share price is 0.00 times one year of earnings per share; the S&P 500 usually sits near 20-25. Beta 0.58: the stock has moved about 42% less than the S&P 500.

Data from FMP · Methodology

For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated Mar 16, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR

Oi S.A. (OIBZQ). Oi S.A. is a Brazilian telecommunications company offering fixed-line telephony, mobile, internet, and pay-TV services. The company filed for bankruptcy protection in 2016 and is undergoing restructuring. Sector: Communication services.

Last analyzed: Mar 16, 2026
Oi S.A. is a Brazilian telecommunications company offering fixed-line telephony, mobile, internet, and pay-TV services. The company filed for bankruptcy protection in 2016 and is undergoing restructuring.

Analyst Coverage for OIBZQ: OIBZQ does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage. In the absence of analyst consensus, our AI model evaluates OIBZQ against Communication Services peers across nine fundamental dimensions and assigns a neutral fundamental signal based on the underlying data.

Watch the OIBZQ film Every key number, told as a short cinematic story — just press play. ~2 min

Dated analysis: the newest financial statements on file are 24 months old (Sep 1, 2024), so the figures and score below describe that period, not today.

Council Score · Weighted Average of 3 Disciplines
Bullish Lean 59/100 · B

OIBZQ: 1/2 scored disciplines lean bullish. Dominant signal: Seth Klarman bullish.

How is this calculated? →
Legends Council · 5 Legends + Moon AI

AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built

Dalio-style lens (simulated)Ray Dalio
Favorable read
Griffin-style lens (simulated)Ken Griffin
Unfavorable read
Simons-style lens (simulated)Jim Simons
Favorable read
Englander-style lens (simulated)Izzy Englander
Unfavorable read
Klarman-style lens (simulated)Seth Klarman
Favorable read
Moon AI lens (model)
Favorable read
Munger's Mindset · Balance Sheet & Valuation
Financial Health
Neutral
Margin of Safety
Fairly Valued
Council Score · Weighted Average of 3 Disciplines · See tabs for details →
The lenses are modelled on the published principles of the investors named. We are not affiliated with them, they have not endorsed this, and it is not their opinion of this stock.

Oi S.A. (OIBZQ) Media & Communications Profile

CEOMarcelo Jose Milliet
Employees6,490
HeadquartersRio de Janeiro, BR
IPO Year2009

Oi S.A., a Brazilian telecommunications provider, offers a range of services including fixed telephony, mobile, internet, and pay-TV, serving residential and corporate customers. Currently undergoing restructuring after filing for bankruptcy in 2016, the company navigates a competitive landscape while focusing on strategic asset sales and operational improvements.

Data Provenance | Financial Data Quantitative Analysis Analysis: Mar 16, 2026

What Is the Investment Thesis for OIBZQ?

AI-written as of Mar 16, 2026 — figures and tone reflect the data available then, not today's score.

Oi S.A. faces significant challenges despite its established presence in the Brazilian telecommunications market. The company's bankruptcy filing in 2016 underscores its financial instability, reflected in its negative profit margin of -808.9% and gross margin of -830.1%. While the beta of 0.58 suggests lower volatility compared to the market, the absence of dividends provides no immediate return for investors. Successful execution of its restructuring plan, including asset sales and debt reduction, is crucial for long-term value creation. Growth catalysts depend on Oi's ability to innovate and compete effectively in the evolving telecommunications landscape.

Based on FMP financials and quantitative analysis

OIBZQ Key Highlights

AI-written as of Mar 16, 2026 — figures and tone reflect the data available then, not today's score.

Market capitalization of $0.00B indicates a lack of investor confidence and reflects the company's distressed financial situation.

  • Negative P/E ratio of -0.03 highlights the company's unprofitability.
  • Profit margin of -808.9% and gross margin of -830.1% demonstrate severe financial difficulties and operational inefficiencies.
  • Beta of 0.58 suggests lower volatility compared to the market, but this may be due to the company's distressed state rather than inherent stability.
  • No dividend yield reflects the company's inability to return capital to shareholders amidst its financial challenges.

Who Are OIBZQ's Competitors?

OIBZQ is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

Company Price Change Market Cap MoonshotScore
VZ Verizon Communications Inc. $49.97 +0.46% $209B 595-pillar
TMUS T-Mobile US, Inc. $177.16 -0.10% $190B 645-pillar
T AT&T Inc. $25.56 +1.61% $175B 645-pillar
CMCSA Comcast Corporation $25.17 +2.36% $89.3B 805-pillar
AMX América Móvil $22.82 -1.21% $68.5B 785-pillar
VOD Vodafone Group Public Limited Company $17.33 +1.17% $39.9B
CHT Chunghwa Telecom Co., Ltd. $44.53 +0.25% $34.5B 755-pillar
BCE BCE Inc. $23.25 -0.34% $21.7B 635-pillar

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are OIBZQ's Key Strengths?

Established presence in the Brazilian telecommunications market.

  • Wide range of services including fixed telephony, mobile, internet, and pay TV.
  • Extensive infrastructure and network coverage.
  • Recognized brand name and customer base.

What Are OIBZQ's Weaknesses?

High debt burden and ongoing financial restructuring.

  • Negative profit and gross margins.
  • Operational inefficiencies and legacy infrastructure.
  • Intense competition in the Brazilian telecommunications market.

What Could Drive OIBZQ Stock Higher?

Successful execution of the company's restructuring plan, including asset sales and debt reduction.

  • Expansion of broadband services and adoption of new technologies.
  • Strategic partnerships with technology companies and content providers.

What Are the Key Risks for OIBZQ?

Financial-distress signal — its Altman Z-Score of -3.99 sits in the distress zone (elevated bankruptcy risk).

  • Weak fundamentals — a Piotroski F-Score of 2/9 flags soft profitability, leverage or efficiency.
  • High debt burden and financial instability.
  • Intensified competition from other telecommunications providers.
  • Regulatory changes and government policies impacting the telecommunications industry.
  • Economic instability in Brazil affecting consumer spending and business investment.

What Are the Growth Opportunities for OIBZQ?

  • Expansion of Broadband Services: Brazil's demand for high-speed internet is growing, presenting an opportunity for Oi to expand its broadband services. Investing in fiber optic infrastructure and offering competitive data plans could attract new customers and increase revenue. The Brazilian broadband market is projected to reach $XX billion by 2028, offering substantial growth potential if Oi can successfully upgrade its network and capture market share. Timeline: Ongoing.
  • Strategic Partnerships: Forming partnerships with technology companies or content providers could enhance Oi's service offerings and attract a wider customer base. Collaborating with streaming services or IoT platform providers could create bundled packages that differentiate Oi from its competitors. Such partnerships can provide access to new technologies and markets, driving revenue growth and improving customer loyalty. Timeline: Ongoing.
  • Corporate Solutions: Focusing on providing tailored telecommunications solutions to businesses can generate stable revenue streams. Offering services such as cloud computing, cybersecurity, and unified communications can cater to the evolving needs of corporate clients. The global market for enterprise communication solutions is expected to reach $XX billion by 2027, presenting a significant opportunity for Oi to expand its corporate services division. Timeline: Ongoing.
  • Asset Monetization: Selling non-core assets can generate capital to reduce debt and fund strategic investments. Oi's restructuring plan includes the sale of various assets, which can improve its financial position and allow it to focus on its core telecommunications business. Successful asset sales can provide the financial flexibility needed to invest in network upgrades and new technologies. Timeline: Ongoing.
  • Digital Transformation: Embracing digital technologies and automating operational processes can improve efficiency and reduce costs. Implementing digital customer service platforms, streamlining billing processes, and leveraging data analytics can enhance the customer experience and optimize resource allocation. Digital transformation can also enable Oi to offer new digital services and compete more effectively in the evolving telecommunications landscape. Timeline: Ongoing.

What Are OIBZQ's Competitive Advantages?

  • Established infrastructure in Brazil, providing a wide network reach.
  • Brand recognition and customer base built over decades of operation.
  • Concessions for fixed-line telephony services in certain regions.
  • Expertise in providing telecommunications services to diverse customer segments.

What Does OIBZQ Do?

Founded in 1998 as Brasil Telecom S.A. and rebranded as Oi S.A. in 2012, the company is a telecommunications concessionaire based in Rio de Janeiro, Brazil. Oi S.A. provides a suite of telecommunications services, including fixed telephony (voice, data, and pay TV), local and long-distance carrier services, mobile telecommunications, and corporate solutions. It also offers call center, telemarketing, internet, network, and Wi-Fi services, along with financial and payment system services. Oi serves a diverse customer base, including residential, subscription and prepaid, mobile broadband, and small, medium, and large corporate clients. The company engages in investment management and international fundraising. In June 2016, Oi S.A. and its subsidiaries filed for bankruptcy protection, initiating a complex restructuring process aimed at stabilizing its financial position and ensuring long-term viability. The company is focused on selling assets to reduce debt and improve its operational efficiency.

What Products and Services Does OIBZQ Offer?

  • Provides fixed telephony services, including voice and data communication.
  • Offers pay TV services to residential customers.
  • Provides local and long-distance carrier services.
  • Offers mobile telecommunications services.
  • Provides corporate telecommunications solutions.
  • Offers call center and telemarketing services.
  • Provides internet and Wi-Fi services.
  • Engages in investment management activities.

How Does OIBZQ Make Money?

  • Generates revenue from fixed telephony subscriptions and usage charges.
  • Earns revenue from mobile telecommunications services, including voice, data, and messaging.
  • Derives income from internet and broadband subscriptions.
  • Receives revenue from pay TV subscriptions.
  • Provides corporate solutions and earns revenue from service contracts.

What Industry Does OIBZQ Operate In?

Oi S.A. operates within the Brazilian telecommunications market, a sector characterized by increasing competition and technological advancements. The industry is witnessing a shift towards mobile and broadband services, with growing demand for high-speed internet and data connectivity. Competitors such as COMS, LOCM, and MDAW are vying for market share. Oi's restructuring efforts must enable it to adapt to these trends and compete effectively against more financially stable players. The company's legacy infrastructure and debt burden pose significant challenges in this dynamic environment.

Who Are OIBZQ's Key Customers?

  • Residential customers seeking fixed telephony, internet, and pay TV services.
  • Mobile subscribers using voice, data, and messaging services.
  • Small and medium-sized businesses requiring telecommunications solutions.
  • Large corporate clients needing advanced communication and network services.
  • Government entities requiring telecommunications infrastructure and services.
Model self-rating on this text: 69% (not a measure of the evidence) Updated: Mar 16, 2026

Research confidence

Low 15/100

Thin evidence — scoring coverage unknown. Treat this as a starting point, not a conclusion.

  • Scoring coverage unknown
  • Price 7 days old
  • Latest filing 439 days ago
  • No analyst coverage
  • Reported in BRL, converted to USD

MoonshotScore History

Recorded daily since 2026-08-23 · 12 snapshots

2026-08-23 39
2026-08-25 39
2026-08-27 39
2026-08-29 39
2026-08-31 39
2026-09-02 39
2026-09-03 39

What changed?

The score has stayed at 39.

Over the same 11 days the stock moved +150.0%.

FY2026 est

Forward Outlook

Wall Street analysts project Oi S.A. revenue of about $10.52B for fiscal 2026, with EPS near $10.75.

Quarterly Financial Performance: Oi S.A.

Revenue for Oi S.A. came in at $139.2M during Q2 FY2025, a 5.4% improvement versus the preceding quarter. The company recorded a net loss of $163.1M, with diluted EPS of $-2.52. Revenue has increased across the last three reported quarters, suggesting sustained momentum for this unknown Communication Services company. Across the four most recent quarters, OIBZQ averaged $116.52 in diluted EPS.

ROE 13%

Key Financial Metrics

Return on equity for Oi S.A. stands at 13.5%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is -11.1%, showing how much profit it generates from its asset base. A current ratio of 0.59 means current liabilities exceed short-term assets, a liquidity point worth watching.

F-Score 2/9

Financial Health

Oi S.A.'s Piotroski F-Score is 2/9, a 9-point checklist of profitability, leverage and efficiency — flagging fundamental weakness worth scrutiny. Its Altman Z-Score of -3.99 places it in the distress zone, a signal of elevated financial risk.

4/5 beats

Earnings Track Record

Oi S.A. has beaten Wall Street's EPS estimate in 4 of its last 5 reported quarters — a consistent record of delivering on expectations. Reported results have landed about 26349.5% above estimates on average.

Company Profile

Oi S.A. operates in the Telecommunications Services industry within the Communication Services sector. It is headquartered in Rio de Janeiro, BR. The company is led by CEO Marcelo Jose Milliet. OIBZQ has traded publicly since 2009.

OIBZQ Financials

Fundamental Snapshot

Revenue Growth (FY)
-25.3%
Net Income Growth (FY)
+277.0%
EPS Growth (FY)
+229.2%
Free Cash Flow Growth (FY)
+52.4%
P/E (TTM)
0.00
Return on Equity (TTM)
+13.5%
Current Ratio
0.6

Based on FMP financials and quantitative analysis · FY 2024

Bull Case vs Bear Case

Bull Case

  • Established presence in the Brazilian telecommunications market.
  • Wide range of services including fixed telephony, mobile, internet, and pay TV.
  • Extensive infrastructure and network coverage.
  • Recognized brand name and customer base.

Bear Case

  • High debt burden and ongoing financial restructuring.
  • Negative profit and gross margins.
  • Operational inefficiencies and legacy infrastructure.
  • Intense competition in the Brazilian telecommunications market.

AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026

Recent Quarterly Results

Quarter Revenue Net Income EPS
Q2 FY2025 $139M -$163M -$2.52
Q1 FY2025 $132M $323M $501.54
Q4 FY2024 -$635M -$567M -$37.03
Q3 FY2024 $408M $47M $4.09

Q2 FY2025 · filed 30 Jun 2025 · SEC EDGAR →

Based on FMP financials and quantitative analysis · Converted to USD from BRL at today's rate

OIBZQ Latest News

Leadership: Marcelo Jose Milliet

CEO

Marcelo Jose Milliet serves as the CEO of Oi S.A., leading the company through its restructuring process. His background includes extensive experience in the telecommunications industry, with a focus on strategic planning, financial management, and operational efficiency. He has held various leadership positions in other telecommunications companies, contributing to his deep understanding of the market dynamics and challenges. His expertise is crucial for navigating Oi S.A. through its current financial difficulties and implementing its turnaround strategy.

Track Record: Since assuming the role of CEO, Marcelo Jose Milliet has been focused on implementing Oi S.A.'s restructuring plan, which includes asset sales, debt reduction, and operational improvements. Key milestones under his leadership include the successful negotiation of debt restructuring agreements and the streamlining of operational processes. He is also focused on driving innovation and expanding the company's broadband services to meet growing demand.

Oi S.A. ADR Information Unsponsored

An American Depositary Receipt (ADR) is a certificate representing shares of a foreign company trading on U.S. stock exchanges. OIBZQ is a Level 1 ADR, meaning it trades over-the-counter (OTC) without needing to meet the stringent listing requirements of exchanges like the NYSE or NASDAQ. This allows U.S. investors to invest in Oi S.A. without directly dealing with the Brazilian stock market.

  • Home Market Ticker: B3 (Brasil Bolsa Balcão), Brazil
  • ADR Level: 1
  • ADR Ratio: 1:1
Currency Risk: Investing in OIBZQ exposes U.S. investors to currency risk, as the value of the ADR is affected by fluctuations in the Brazilian Real (BRL) against the U.S. Dollar (USD). If the BRL depreciates against the USD, the value of OIBZQ in USD terms will decrease, potentially eroding investment returns, even if the underlying stock performs well in BRL.
Tax Implications: Dividends paid on OIBZQ shares to U.S. investors are subject to Brazilian withholding tax. The standard withholding tax rate on dividends paid to non-residents is typically around 15%. A tax treaty between the U.S. and Brazil may reduce this rate, but investors should consult a tax professional for specific guidance.
Trading Hours: Trading hours for OIBZQ on the OTC market may not perfectly align with the trading hours of the B3 exchange in Brazil. This can create opportunities and risks for investors, as the ADR price may not fully reflect the price movements of the underlying shares in the Brazilian market during periods when the U.S. market is closed.

OIBZQ OTC Market Information

The OTC Other tier represents the lowest tier of the OTC market, indicating that Oi S.A. may not meet the minimum financial standards or disclosure requirements for higher tiers like OTCQX or OTCQB. Companies on this tier often have limited trading volume and may be subject to greater price volatility compared to stocks listed on major exchanges like the NYSE or NASDAQ.

  • OTC Tier: OTC Other
Liquidity: Liquidity for OIBZQ on the OTC market is likely to be limited, with potentially wide bid-ask spreads and low trading volume. This can make it difficult for investors to buy or sell shares quickly and at a desired price. The limited liquidity also increases the risk of price manipulation and volatility.
OTC Risk Factors:
  • Limited financial disclosure and transparency.
  • Potential for price manipulation and volatility.
  • Higher risk of fraud or mismanagement.
  • Limited liquidity and difficulty in buying or selling shares.
  • Lack of regulatory oversight compared to major exchanges.
Due Diligence Checklist:
  • Verify the company's registration and legal standing.
  • Review available financial statements and disclosures.
  • Assess the company's business model and competitive position.
  • Evaluate the company's management team and track record.
  • Understand the risks associated with investing in OTC stocks.
  • Consult with a financial advisor or legal professional.
  • Monitor news and developments related to the company and its industry.
Legitimacy Signals:
  • Established history as a telecommunications provider in Brazil.
  • Presence of a recognized CEO and management team.
  • Ongoing efforts to restructure and improve financial performance.
  • Continued provision of telecommunications services to customers.

Oi S.A. Communication Services Stock: Key Questions Answered

What happened to Oi S.A. (OIBZQ) stock?

Oi S.A. (OIBZQ) no longer trades on public markets. The figures below are historical and are not a current quote.

Can I still buy OIBZQ shares?

No. OIBZQ stopped trading on public markets, so the shares are not available through a broker. Anything you see quoted for OIBZQ elsewhere is historical data, not a live market.

Are the figures on this page current?

No. Every number here is the last value recorded before OIBZQ stopped trading. Nothing on this page updates, and none of it is a current quote.

Why does this page still exist?

Because people still search for what happened to Oi S.A.. An archived profile that states the delisting plainly is more useful than a dead link — provided it is labelled as history, which is what this page does.

What does Oi S.A. do?

Oi S.A. is a Brazilian telecommunications company providing a range of services, including fixed-line telephony, mobile communications, broadband internet, and pay-TV.

What do analysts say about OIBZQ stock?

Given Oi S.A.'s distressed financial situation and OTC listing, formal analyst coverage may be limited. Any available analysis likely focuses on the company's restructuring progress, asset sales, and ability to improve its financial performance. Key metrics to watch include debt levels, revenue trends, and operational efficiency.

What are the main risks for OIBZQ?

The primary risks for Oi S.A. revolve around its high debt burden and ongoing financial restructuring. The company's ability to successfully execute its restructuring plan, including asset sales and debt reduction, is critical for its survival.

Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.

Official Resources

Analysis updated

MoonshotScore is not published for this security.

Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • Information is based on available data and may be subject to change.
  • The company is undergoing bankruptcy proceedings, which introduces significant uncertainty.
Data Sources
Financial Modeling Prep (FMP)Stock Expert AI proprietary analysis

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