| Onderneming | Koers | | Verschil (%) | Verschil t.o.v. 1 jan (%) | Kapitalisatie (M$) | Poids |
 | AMERICAN WATER WORKS CO.. | 155 |  | -1.29% | 1.69% | 28 183 | 10.02% |
 | XYLEM INC. | 101.1 |  | -1.29% | -8.56% | 18 224 | 8.34% |
 | ESSENTIAL UTILITIES, IN.. | 46.1 |  | -2.04% | -3.42% | 12 092 | 5.27% |
 | FERGUSON PLC | 139.55 |  | -0.55% | 9.91% | 28 765 | 5.12% |
 | GEBERIT AG | 522.4 |  | 0.04% | 19.95% | 19 531 | 4.47% |
 | HALMA PLC | 2154 |  | 1.84% | 9.12% | 10 067 | 4.33% |
 | TETRA TECH, INC. | 152.24 |  | -1.07% | 5.99% | 8 103 | 4.07% |
 | UNITED UTILITIES GROUP .. | 1077 |  | -0.09% | 8.63% | 9 086 | 3.95% |
 | VEOLIA ENVIRONNEMENT | 27.39 |  | -1.15% | 14.13% | 20 896 | 3.89% |
 | SEVERN TRENT PLC | 2845 |  | 0.04% | 7.32% | 8 855 | 3.88% |