What are the top water stocks and ETFs to watch?

Top water stocks to watch in 2026

Here is a top-five list of water stocks to watch in 2026, sourced from around the globe, highlighting companies positioned to benefit from rising demand for water infrastructure and treatment.

American Water Works is a regulated monopoly and the largest water utility in the US. Investments in infrastructure and acquisitions have contributed to a solid financial performance over a long history.

Severn Trent serves 8 million UK customers and is committed to keeping water bills low, operating as a regulated business under Ofwat.

KSB AG is a German equipment manufacturer that serves the water industry. The company has an increasingly global reach.

Kurita Water Industries is a chemical manufacturer specialising in water treatment as well as an operator of water treatment plants. It typically has access to higher profit margins than other water-related industries.

China Water Affairs Group is a rapidly growing business that facilitates water supply and wastewater removal to 60 Chinese cities at present.

Top water ETFs to watch in 2026

Here is a water ETFs list to watch in 2026:

Invesco S&P Global Water Index (CGW) tracks the S&P Global Water Index, offering investment across 50 of the largest global names in water-related industries.

The Invesco Water Resources ETF tracks the Nasdaq OMX US Water Index, focusing on sustainability and asset management.

First Trust Water ETF offers exposure to 36 companies, generally within potable and wastewater businesses.

Water investment indices to track and what each index measures

Financial indices track groups of assets to provide a benchmark for performance, helping investors compare individual companies or funds against the wider market. Some indices are broad, such as the S&P 500, while others focus on specific sectors like water.

Several indices track the performance of water-related companies.

The Dow Jones US Water Index focuses on US-listed firms involved in water infrastructure and services.

The ISE Clean Edge Water Index includes companies linked to water distribution, filtration and technology.

The S&P 1500 Water Utilities Index tracks US water utility providers.

The S&P Global Water Index offers broader international exposure across utilities, infrastructure and water technology companies.

Why invest in water?

Only a small share of the world’s water is usable and demand is rising as populations grow and industrial activity expands. This increasing scarcity, combined with water’s essential role in daily life and the global economy, is driving investor interest.

The sector varies by region and regulation, with opportunities across utilities, infrastructure and water technology. While often seen as stable, performance still depends on policy, market conditions and company fundamentals.

Here are the key benefits of investing in water:

• Exposure to essential, non-cyclical demand
• Potential for stable returns, particularly from utilities
• Long-term growth driven by scarcity and infrastructure investment
• Diversification across industries and global markets

How to invest in water stocks and how they generate return

The water sector spans a wide range of industries involved in the supply, treatment and distribution of this essential resource, including utilities, desalination, wastewater management, bottled water and companies that produce equipment such as pumps and pipes. Many other industries, from food and beverage to manufacturing and energy, also rely heavily on consistent water access, making water deeply embedded across the global economy.

Investors can gain exposure to this theme by buying shares in individual water-related companies or through water-focused ETFs, which offer diversified access to multiple sub-sectors.

Returns mainly come from dividends and share price growth. Utilities tend to provide steady income through regular dividends, while companies involved in equipment, technology and infrastructure often deliver returns through rising share prices as demand increases. Businesses focused on water treatment and desalination can also benefit from long-term growth, driven by increasing water scarcity and investment in sustainable solutions.

How to invest in water ETFs

Water ETFs (exchange-traded funds) are an opportunity for investors to access water-related industries without needing to pick out and assess individual companies. Water ETFs pool investors’ funds to buy a basket of shares from companies across water-related industries like utilities and equipment. They offer a convenient way to gain exposure to this sector.

Many water ETFs simply track one of the water investment indexes and these are known as passive ETFs. Active ETFs are managed by fund managers, who pick a portfolio of investments on behalf of investors.

A key benefit of investing in water ETFs is that you get broad exposure to the entire water industry. Since it offers a more stable solution than investing in a single company, this could be ideal for diversifying your portfolio, depending on your current asset allocation and risk tolerance.

Water ETFs also share the core benefits of investing in water-related industries with any investment type: stable returns, sustainability and a positive industry outlook.

Choosing a water ETF: fees, index methodology and holdings

Choosing a water ETF requires looking beyond the theme to costs, construction and exposure. The expense ratio is only part of the picture. Tracking error shows how well the ETF follows its index, while liquidity, trading volume and bid–ask spreads determine real trading costs.

Index methodology drives risk and return. Some ETFs are global, others US-focused, affecting regulation, currency exposure and growth. Allocations also differ, with some indices tilted toward defensive utilities and others toward industrials and water technology, which tend to be more cyclical.

Holdings analysis helps avoid unintended concentration. Reviewing top holdings, sector weights and overlap with other ETFs reveals whether exposure is diversified or reliant on a few names.

Key risks of investing in water stocks and ETFs

Water-related assets are increasingly shaped by complex external risks that go beyond simple supply and demand dynamics.

Regulatory pressures such as rate cases, price caps and potential shifts between nationalisation and privatisation can directly impact utility revenues and long-term valuations. At the same time, climate and weather variability, including droughts and floods, can disrupt supply, increase operational costs and drive significant capital expenditure requirements.

Layered onto this are political and social risks around water rights, as well as growing ESG scrutiny and reputational challenges for listed firms. Together, these factors make water a strategically important but nuanced theme, where stability is balanced against evolving regulatory, environmental and societal pressures.

Evaluating water stocks with metrics and due diligence

Evaluating water stocks starts with understanding how each sub-sector operates, as utilities, equipment providers and treatment companies have different revenue models and risk profiles.

Utilities are typically driven by regulated income, where returns depend on tariff structures and rate cycles. This makes pricing power and regulatory decisions key factors. Equipment and infrastructure companies, by contrast, rely more on project-based revenues and capital spending, with order book strength providing an important signal of future activity. Treatment and services businesses tend to generate more recurring revenue, where contract length, customer retention and the ability to pass on costs are critical.

Across the sector, a few key financial metrics can help assess quality. Leverage is particularly important for utilities, which often carry higher debt. Free cash flow shows whether a company can sustain dividends and reinvest, while capital expenditure (capex) reflects how much ongoing investment is needed. Dividend coverage is important for income-focused stocks and return on invested capital helps identify more efficient operators.

It is also important to consider external risks. Geographic exposure matters, as regulation, climate conditions and water scarcity vary by region. Customer concentration can increase risk where revenues depend on a small number of clients.

For project-driven businesses, backlog and order book strength can give an indication of future earnings. Finally, regulatory timelines are important, as rate decisions, policy changes or contract renewals can act as key catalysts.

How to buy and trade water stocks and ETFs

Trading or investing in water stocks and ETFs can be done through an online brokerage platform.

• Choose a brokerage platform: Select a platform that offers access to the stocks, ETFs or broader markets you want to trade or invest in.
• Open and verify your account: Complete the registration process, verify your identity and make sure you understand the products and markets available.
• Fund your account: Deposit funds using one of the platform’s supported payment methods.
• Analyse the market: Research water-related stocks and ETFs, using both technical and fundamental analysis to identify potential opportunities.
• Place your trade or investment: Decide whether you are buying for longer-term exposure or trading shorter-term price movements, then place your order based on your strategy.
• Monitor and manage your position: Track performance over time and review your positions regularly as market conditions, company developments and your own risk tolerance evolve.

Equiti offers access to global markets through a secure platform, supported by advanced research tools and educational resources. Open an account and discover how you can start trading water-related assets.