| Company | Price | | Change | 1st Jan Change | Capi. (M$) | Poids |
 | AMERICAN WATER WORKS CO.. | 146.41 |  | 0.30% | -22.48% | 26 610 | 10.37% |
 | XYLEM INC. | 84.04 |  | 2.74% | -29.92% | 15 135 | 6.73% |
 | VEOLIA ENVIRONNEMENT | 26.57 |  | 1.30% | -18.69% | 18 987 | 5.76% |
 | ESSENTIAL UTILITIES, IN.. | 45.77 |  | 0.70% | -15.35% | 11 613 | 5.37% |
 | SEVERN TRENT PLC | 3150.5 |  | 0.85% | 6.01% | 9 750 | 5.21% |
 | UNITED UTILITIES GROUP .. | 1142.5 |  | 0.79% | 4.09% | 9 638 | 5.13% |
 | HALMA PLC | 2196.5 |  | 0.21% | -31.50% | 10 353 | 4.82% |
 | GEBERIT AG | 535 |  | 1.06% | -28.96% | 18 751 | 4.62% |
 | TETRA TECH, INC. | 127.39 |  | 2.46% | -26.78% | 6 839 | 4% |
 | PENTAIR PLC | 50.57 |  | 1.91% | -30.75% | 8 364 | 3.85% |