- Palisades Water Index
The Palisades Water Index (ZWI) is a modified equal-dollar weighted stock market index. It is designed to track the performance of companies engaged in the global water industry such as pump and filter manufacturers, water utilities, and irrigation equipment manufacturers. The index was set at 1000 as of December 31, 2003.
As of
August 2008 , the components of the index included the following companies:
*Tetra Tech nasdaq2|TTEK 4.58%
*Itron Inc nasdaq2|ITRI 4.12%
*Urs Corp nyse2|URS 4.07%
*AECOM nyse2|ACM 4.00%
*Danaher Corp nyse2|DHR 3.98%
*Badger Meter amex2|BMI 3.95% (flowmeters)
*Veolia Environnement nyse2|VE 3.92%
*Valmont Industries Inc. nyse2|VMI 3.86% (center pivot irrigation systems)
*Calgon Carbon Corporation nyse2|CCC 3.79% (filtration )
*Agilent Technologies nyse2|A 3.69%
*Lindsay Manufacturing Co. nyse2|LNN 3.65% (center pivot irrigation systems)
*Mueller Water Products Inc. nyse2|MWA 3.56%
*Pentair, Inc nyse2|PNR 3.50% (pump s, motors,filtration ,water tank s)
*ITT Industries nyse2|ITT 3.38% (pumps)
*Watts Water Technologies 'a' nyse2|WTS 3.37% (valves)
*Pall Corporation nyse2|PLL 3.25% (filtration)
*Nalco Holding Co. nyse2|NLC 3.20%
*Insituform Technologies Inc. nasdaq2|INSU 3.15% (pipeline installation and repair)
*Ameron International nyse2|AMN 3.10%
*General Electric nyse2|GE 3.01% (appliances, motors)
*Flowserve Corp nyse2|FLS 2.95% (pumps)
*Franklin Electric nasdaq2|FELE 2.85% (pumps and motors)
*Siemens AG Ads nyse2|SI 2.82%
*Idex Corp nyse2|IEX 2.79%
*Layne Christensen Co. nasdaq2|LAYN 2.79%
*Gorman-Rupp amex2|GRC 2.65%
*Roper Industries nyse2|ROP 2.51% (appliances, pumps, industrial controls)
*Consolidated Water Co. Ltd. nasdaq2|CWCO 1.56% (water utility)
*Southwest Water Co. nasdaq2|SWWC 1.33%
*Amererican States Water nyse2|AWR 1.29%
*Aqua America nyse2|WTR 1.24%
*Companhia de Saneamento Basico do Estado de Sao Paulo nyse2|SBS 1.03% (water andwastewater utility)The [http://www.invescopowershares.com/products/overview.aspx?ticker=PHO PowerShares Water Resources Fund] (amex2|PHO) is based on this index.
Wikimedia Foundation. 2010.