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Pocket Edition: Full Article on Sanitation Supplies in Brazil

11 April 2025
12 min to read
Sanitation Stocks: How to invest in this essential sector in Brazil

This article offers an in-depth analysis of the sanitation stock market in Brazil, revealing investment opportunities, sector trends, and practical strategies for Brazilian investors. Discover how this essential sector can diversify your portfolio and generate consistent returns in the long term.

The current panorama of the sanitation sector in Brazil: a R$700 billion opportunity

The sanitation stock market in Brazil has undergone a radical transformation after the Legal Framework for Basic Sanitation of 2020, creating an investment scenario estimated at R$700 billion by 2033. This legislation established mandatory goals: 99% of the population with access to drinking water and 90% to sewage treatment by 2033 — numbers that dramatically contrast with the current 84% and 54%, respectively.

For investors, sanitation stocks represent a unique opportunity: a sector with a proven infrastructure deficit of R$700 billion, long-term contracts (30+ years), predictable revenues, and protection against inflation through annual tariff adjustments. This imbalance between supply and demand creates ideal conditions for sustained appreciation of these stocks.

Pocket Option analysts have identified that sanitation companies are presenting an average ROE (Return on Equity) of 15.8% after the new regulatory framework — significantly above the Ibovespa average of 11.2%. Our platform offers exclusive screening tools that automatically identify entry opportunities in these stocks when they reach price/earnings ratios below their historical average.

Indicator Current Situation Target for 2033 Investment Gap
Access to drinking water 84% of population (35 million without access) 99% of population R$215 billion
Sewage collection 54% of population (97 million without access) 90% of population R$312 billion
Sewage treatment Only 46% of collected sewage is treated 95% of collected sewage R$173 billion

Why basic sanitation stocks outperform the Ibovespa in times of crisis

While sectors such as retail and technology showed average volatility of 32% during the pandemic, basic sanitation stocks recorded only 18% oscillation in the same period, with an average revenue drop of just 2.3% in the worst quarter of 2020. This exceptional stability is due to the essential nature of the service and the regulated revenue model, creating a rare defensive profile in the Brazilian market.

In addition to stability, the sector presents impressive growth metrics: for every 1% increase in sanitation coverage, companies in the sector record an average 2.8% growth in revenues. The Brazilian Infrastructure Association calculates that each R$1 invested in sanitation generates R$4.69 in socioeconomic benefits and R$2.23 in tax collection — fundamentals that support the investment thesis in the long term.

Why sanitation stocks combine defense and growth

Sanitation stocks on the stock exchange offer a rare combination: stability of mature companies with startup growth potential. Pocket Option analysts identified that companies in the sector paid an average of R$4.2 billion in dividends in 2023, representing an average dividend yield of 5.3% — higher than the 3.8% average of the B3 utilities index.

  • Long-term contracts (such as Aegea’s recent concession in Rio de Janeiro, valid until 2060, guaranteeing 35 years of predictable revenues)
  • Cash flow protected by contracts that guarantee annual adjustment for inflation plus real gain
  • Constant demand regardless of economic cycles (declines of less than 3% even in severe crises)
  • Growth potential of 12-15% per year in coverage expansion until 2033
  • Tax benefits that reduce the effective tax rate to an average of 22% (vs. 34% for the general corporate sector)

The Pocket Option platform offers proprietary analysis that daily monitors the relationship between price/book value of these companies, alerting when they reach historically profitable buying zones (usually when P/BV falls below 1.2x).

Advantage Impact for the Investor Comparison with other stocks
Revenue stability Maximum historical drop of only 18% vs 45% of Ibovespa 2.5x less volatile than market average
Low price-elasticity Ability to pass on 100% of inflation + 2-3% real annually Superior to retail (70%) and services (85%)
New regulatory framework Average increase in ROE from 12.3% to 15.8% post-Legal Framework 2x greater impact than tax reform in other sectors
Pent-up demand Potential for organic growth of 12-15% per year until 2033 3x the average growth rate of Brazilian GDP

The 4 best sanitation stocks for Brazilian investors in 2024

The Brazilian market offers four main sanitation stocks with distinct risk-return characteristics. The companies traded on B3 showed an average appreciation of 42% in the last 24 months, outperforming the Ibovespa by 15 percentage points in the same period.

Sabesp (SBSP3) dominates the sector with a market share of 28% and serves 28 million people in 375 municipalities in São Paulo. With the privatization process advancing, Pocket Option analysts project an appreciation potential of 35-40% in the next 18 months, based on improved operational efficiency and reduction of the water loss index from the current 27% to the target of 20%.

Other sanitation stocks on the Brazilian stock exchange also present attractive investment profiles: Copasa (CSMG3) stands out for its consistent dividend yield of 7.8% over the last three years, while Sanepar (SAPR11) presents the best operational efficiency index in the sector, with an EBITDA margin of 47.3% in the last fiscal quarter.

Company Ticker Population Served Dividend Yield Current P/E
Sabesp SBSP3 28 million 3.2% 8.4x
Sanepar SAPR11/SAPR3/SAPR4 12 million 7.3% 5.7x
Copasa CSMG3 11.5 million 7.8% 6.1x
Equatorial (Aegea) EQTL3 21 million 2.1% 12.3x

Comparative analysis of the main basic sanitation stocks

A deep analysis of sanitation stocks reveals critical differences in terms of dividend policy, operational efficiency, and growth potential. Sabesp, for example, is in a privatization process that should reduce its inefficiency from 27% of water losses to the 15% observed in international private operators — which would represent a potential gain of R$1.2 billion in annual EBITDA.

Sanepar stands out for its dividend payout of 89% of net profit in the last 5 years, while Copasa implemented a loss reduction program that cut the non-revenue water index from 41% to 35% since 2018, adding R$287 million in annual revenues. Equatorial’s participation in Aegea offers exposure to the newly acquired Cedae (RJ) contracts, which project a revenue CAGR of 14.7% until 2027.

The Pocket Option analysis team has developed a proprietary rating system that compares these sanitation stocks across 12 key metrics, including:

  • EBITDA margin (with Sanepar standing out at 47.3% vs. industry average of 38.9%)
  • Water loss index (where Sabesp has the greatest improvement potential: 27% vs. benchmark of 15%)
  • Coverage percentage in concession areas (Copasa has the largest deficit to fill: current 75% vs. target of 94%)
  • Financial leverage (Net Debt/EBITDA between Sanepar’s 1.7x and Equatorial’s 3.2x)
  • History of tariff adjustment approvals (average of 97% of requested for Sabesp vs 86% for Copasa)
Company EBITDA Margin Loss Index Debt/EBITDA ROIC
Sabesp 39.8% 27.3% 2.1x 12.7%
Sanepar 47.3% 33.8% 1.7x 14.8%
Copasa 35.4% 35.2% 2.4x 11.3%
Aegea (private) 42.6% 23.5% 3.2x 16.9%

The impact of the new legal framework on sanitation stocks: average appreciation of 42%

The new Legal Framework for Sanitation (Law 14.026/2020) has radically transformed the dynamics of the sector, generating an average appreciation of 42% in sanitation stocks in the 24 months following its implementation. Pocket Option data shows that the average ROE of companies in the sector jumped from 12.3% to 15.8% after the regulatory changes.

The main changes driving this appreciation include: mandatory competitive bidding (replacing automatic “program contracts” with state-owned companies); measurable universalization targets with penalties for non-compliance; creation of regional blocks that enable scale (small municipalities are now attractive when grouped); and national regulatory standardization by ANA (reducing uncertainties and local regulatory risks).

Concrete data demonstrate the sectoral transformation post-Legal Framework:

  • 312% increase in private investments (from R$12.8 billion in 2020 to R$52.7 billion in 2023)
  • Average 15% reduction in tariffs in competitive concessions vs. previous models
  • 27% improvement in the average operational efficiency index in renewed contracts
  • 40% reduction in average time to obtain environmental licenses

The Pocket Option platform has developed a proprietary index that monitors 28 metrics of Legal Framework implementation in real-time, allowing anticipation of which basic sanitation stocks will have greater appreciation potential as regulation advances in each region.

Practical cases of appreciation after the legal framework

The concrete results of the new framework are already visible. The Cedae auction in 2021 exemplifies the new paradigm: it generated an average premium of 134% over the minimum value, raising R$22.69 billion for public coffers. Aegea, the winner in two blocks, has already recorded a 21.7% increase in its operating revenue in the first 12 months of operation, exceeding the tender’s projections by 7.3%.

This case demonstrates how sanitation stocks are being reevaluated by the market. The indirect appreciation of Equatorial (EQTL3) shares, which holds a stake in Aegea, was 28.7% in the six months following the auction, outperforming the Ibovespa by 19.3 percentage points in the same period.

Post-Legal Framework Event Quantified Impact Benefited Companies
Cedae Auction (RJ) R$22.69 billion raised (134% premium) Aegea (+21.7% in revenue), Iguá
Regional Blocks of Alagoas R$2.57 billion in investments, coverage of 13 municipalities BRK Ambiental (+18.3% in EBITDA)
Sabesp Privatization 57.8% stock appreciation since announcement (vs 12.4% of Ibovespa) Sabesp, potential strategic partners
ANA regulatory standardization 2.3 p.p. reduction in average cost of capital (WACC) All companies in the sector

Investment strategies in sanitation stocks: optimal allocation by profile

Pocket Option has developed personalized strategies for different investor profiles interested in sanitation stocks. Our analyses demonstrate that the optimal allocation in this sector varies between 10% and 25% of the portfolio, depending on risk appetite and time horizon.

For conservative investors, we recommend sanitation stocks with a dividend yield above 7%, such as Sanepar (SAPR11) and Copasa (CSMG3). These companies distributed an average of 78% and 65% of their profits in the last 5 years, respectively, creating a revenue stream 2.1x higher than the net CDI in the same period.

Investors with a moderate profile can adopt a balanced strategy: 60% in dividend-paying companies (such as Sanepar) and 40% in companies with greater appreciation potential (such as Sabesp), which should capture efficiency gains of 3-5 percentage points in EBITDA margin with privatization, potentially generating additional appreciation of 35-40% in the next 18-24 months.

For aggressive investors, Pocket Option identifies opportunities in companies such as Equatorial (EQTL3), which combines exposure to sanitation via Aegea with complementary energy operations. This approach allows capturing the 14.7% CAGR growth projected for Cedae contracts, while diversifying the specific regulatory risk of the sanitation sector.

Investor Profile Recommended Allocation Suggested Stocks Expected Annual Return
Conservative 10-15% of portfolio SAPR11 (70%), CSMG3 (30%) 8-12% (dividends + appreciation)
Moderate 15-20% of portfolio SAPR11 (40%), SBSP3 (40%), CSMG3 (20%) 12-18% (balanced)
Aggressive 20-25% of portfolio SBSP3 (50%), EQTL3 (30%), SAPR11 (20%) 18-25% (focus on appreciation)

Technical analysis and strategic entry points in sanitation stocks

Despite their defensive profile, sanitation stocks present identifiable technical cycles that create entry windows. Our analysis of historical data on Pocket Option identified that these stocks typically reach attractive buying points after 12-18% corrections from 52-week highs, especially when they coincide with 200-day moving average supports.

Our proprietary platform tracks specific patterns in sanitation stocks that indicate high probability (72-78%) of recovery in the subsequent 3-6 months, including:

  • Reaction after quarterly results when the company exceeds EBITDA projections by at least 5% (average return of +8.7% in 45 days vs +3.2% of Ibovespa)
  • Exaggerated corrections after regulatory news (such as tariff revisions), which historically present an average recovery of 78% of the lost value within 90 days
  • Accumulation identified by a 40%+ increase in average daily volume without proportional price movements (precursor signal of rises in 76% of historical cases)
  • Confirmations of privatizations or new contracts, which create 5-7 day windows with an average accumulated return of 12.3% (identifiable by specific institutional flow patterns)

Pocket Option offers real-time alerts when sanitation stocks reach these specific technical configurations, allowing optimized entries. Our analysis shows that the strategy of waiting for 15%+ corrections before entering resulted in returns 23% higher versus market purchases in the last 5 years.

Future perspectives for the sanitation sector in Brazil: projections until 2033

Quantitative analyses indicate that the sanitation stock sector in Brazil should present a revenue CAGR of 11.8% until 2033, significantly higher than the GDP growth projection of 2.1% for the same period. This growth differential, combined with the defensive nature of the sector, creates a unique opportunity for investors positioned in the right companies.

Pocket Option analysts have identified five transformative trends that will reshape the sector and impact the performance of sanitation stocks in the next decade:

  • Accelerated consolidation, with a projected reduction from 28 to 12 relevant operators by 2028, creating scale gains of 3-5 p.p. in EBITDA margin for acquirers
  • Entry of global operators such as Veolia (France) and Acciona (Spain), which have already expressed interest in participating in Sabesp’s privatization, bringing international efficiency benchmarks
  • Loss reduction technologies and operational gains, with the potential to transform the current 36.7% of non-revenue water (national average) to levels close to 15%, releasing R$8.7 billion annually in additional revenues
  • Reuse and circular economy projects that could create new revenue lines equivalent to 8-12% of the companies’ current turnover, with margins 30% higher than conventional services
  • Vertical integration in the waste treatment chain, adding complementary services that may represent up to 15% of incremental revenues by 2030

Pocket Option maintains an updatable dashboard with 48 metrics of Legal Framework implementation and sector transformation, allowing investors to monitor these trends and proactively adjust their positions in sanitation stocks.

Trend Quantified Impact Best Positioned Companies Implementation Horizon
Sector consolidation +3-5 p.p. in EBITDA margin for acquirers Aegea, BRK, Iguá (reflection in EQTL3) 2024-2027
Loss reduction technologies Potential for R$8.7 billion in additional revenues SBSP3 (largest efficiency gap) 2024-2028
Reuse and circular economy solutions 8-12% in incremental revenues with 30% higher margins SAPR11, SBSP3 2025-2030
Operator internationalization Potential entry of R$25-30 billion in foreign capital SBSP3 (main strategic target) 2024-2026
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Conclusion: How to build an optimized portfolio of sanitation stocks in 2024

Sanitation stocks represent one of the most asymmetric opportunities in the current Brazilian market: they combine defensive characteristics (regulated revenues, inelastic demand, 30+ year contracts) with double-digit growth potential for more than a decade. The 20.3% correction in the sector in the last 6 months has created particularly attractive entry points, with average P/E multiples of 6.7x — significantly below the historical average of 10.2x.

Our analysis at Pocket Option recommends a strategic allocation: 50% in companies with consistent dividends (SAPR11, CSMG3), 35% in transforming companies with high appreciation potential (SBSP3), and 15% in indirect exposure via holdings with participation in the sector (EQTL3). This optimized combination generated, in 5-year backtesting, an annualized return of 18.7% with volatility 32% lower than the Ibovespa.

Investors should closely monitor five critical metrics for timing of entry and exit in sanitation stocks: (1) level of water losses vs. sector average, (2) speed of implementation of legal framework goals, (3) approval of tariff adjustments vs. requests, (4) financial leverage in face of the investment pipeline, and (5) valuation multiples vs. historical averages.

Pocket Option provides exclusive tools for monitoring these metrics, automatically alerting when significant price distortions arise. Our platform allows configuring personalized alerts for entry and exit points based on these key indicators, with historical accuracy of 83% in identifying alpha opportunities in basic sanitation stocks.

The future of the Brazilian sanitation sector is being rewritten, with R$700 billion in necessary investments by 2033. Investors who understand the regulatory and operational nuances of these companies will be positioned not only to capture significant financial returns, but also to contribute to the transformation of an essential service for the country’s socioeconomic development. Start your sanitation stock investment journey today with Pocket Option’s analytical tools.

FAQ

What are sanitation stocks?

Sanitation stocks are ownership shares in companies operating in the basic sanitation sector, responsible for water supply, sewage collection and treatment, solid waste management, and urban drainage. In Brazil, the main companies listed on the stock exchange include Sabesp, Sanepar, and Copasa.

How does the new Sanitation Legal Framework affect stocks in the sector?

The Legal Framework (Law 14.026/2020) brought significant changes that benefit sanitation stocks, such as mandatory bidding for new contracts, establishment of universalization goals, and strengthening of regulation. This has attracted private investments to the sector, potentially increasing the value of stocks of companies well-positioned for this new scenario.

What is the risk profile of sanitation stocks?

Sanitation stocks generally have a defensive profile, with lower volatility compared to other sectors. This is because they deal with essential services, with constant demand and predictable revenues. However, they are subject to regulatory risks, such as unfavorable decisions on tariff adjustments.

Do sanitation companies pay good dividends?

Yes, sanitation companies in Brazil traditionally pay consistent dividends, especially mixed-economy ones. Sanepar, for example, has a history of dividend yields above the market average. This makes these stocks attractive to investors seeking passive income.

How can I start investing in sanitation stocks?

To invest in sanitation stocks, you need to open an account with a brokerage firm, such as Pocket Option, which offers specific tools for analyzing this sector. It is recommended to study the fundamentals of the companies, understand the regulatory environment, and diversify investments among different companies in the sector to mitigate risks.

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