The funds have been delivering solid results by investing in water utilities as well as producers of pumps, filters and wastewater treatments. During the past five years, First Trust ISE Water Index
Critics scoff that the water funds are really mixes of utilities and industrial stocks, sectors that have performed well lately. That is true enough, but during the past five years, First Trust Water outdid both Industrial Select Sector SPDR
Global water funds have also outperformed. During the past five years Guggenheim S&P Global Water
Managers of winning funds say the group has thrived because water companies have been growing faster than the overall economy. The portfolio companies of PowerShares Water Resources
"Our companies should have earnings growth in the mid teens for the next two years," says Matt Sheldon, portfolio manager of Calvert Global Water
The earnings are likely to continue climbing in the U.S. because demand for water grows every year. Since many pipelines and pumping stations are ancient, municipalities and corporations must invest in new equipment. The U.S. Environmental Protection Agency estimates that the country will have to spend more than $300 billion on infrastructure in the next three decades to maintain the flow of water.
In many developing markets, the problems of water shortages are already acute. Countries such as China are spending heavily to support growing industrial and agricultural water uses. All that spells continuing demand for companies that provide equipment for desalination and filtration.
Growing demand has helped water stocks lately. During the past 12 months, PowerShares Water Resources returned 16.5%, compared to 13% for the S&P 500. The revival of U.S. housing markets has provided a special boost. With construction starts increasing, there are more customers for water utilities as well as increasing demand for pipes and pumps.
The water ETFs track a variety of different benchmarks. Some funds only hold companies that derive most revenues from water industries, while other portfolios include companies that obtain a minority of their revenue from the water business.
PowerShares Water Resources tracks the Nasdaq OMX U.S. Water Index, which only includes 28 companies that derive most of their revenue from water. The fund has about 20% of assets in utilities and most of the rest in machinery makers and other industrial companies.
A steady utility holding is American Water Works
While it also owns American Water Works, First Trust ISE holds some industrial companies that only derive part of their revenues from water. A top holding is Emerson Electric
Guggenheim S&P Global Water has 37% of assets in the U.S. and the rest in overseas markets, including big stakes in the UK, Switzerland, and Brazil. The fund has 50 stocks, with half the holdings in utilities, and the rest in industrials. The fund holds some stocks that only get a minority of their revenue from water. A holding is Danaher
This article was written by an independent contributor, separate from TheStreet's regular news coverage.
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