| 1 | WAB | Westinghouse Air Brake Technologies Corporation | 6.25% |
| 2 | PNR | Pentair plc | 5.93% |
| 3 | XYL | Xylem Inc. | 5.68% |
| 4 | EPA: VIE | Veolia Environnement SA | 5.65% |
| 5 | LON: SWR | Smurfit Westrock Plc | 5.50% |
| 6 | AWK | American Water Works Company, Inc. | 5.43% |
| 7 | STN | Stantec Inc. | 4.28% |
| 8 | CLH | Clean Harbors, Inc. | 4.15% |
| 9 | LON: UU | United Utilities Group PLC | 3.83% |
| 10 | CNM | Core & Main, Inc. | 3.75% |
| 11 | WTRG | Essential Utilities, Inc. | 3.49% |
| 12 | BVMF: SBSP3 | Companhia de Saneamento Básico do Estado de São Paulo - SABESP | 3.49% |
| 13 | LON: SVT | Severn Trent PLC | 3.43% |
| 14 | TTEK | Tetra Tech, Inc. | 3.38% |
| 15 | WMS | Advanced Drainage Systems, Inc. | 2.83% |
| 16 | BMI | Badger Meter, Inc. | 2.63% |
| 17 | WTS | Watts Water Technologies, Inc. | 2.39% |
| 18 | TYO: 7701 | Shimadzu Corporation | 2.15% |
| 19 | SGX: BS6 | Yangzijiang Shipbuilding (Holdings) Ltd. | 1.48% |
| 20 | FELE | Franklin Electric Co., Inc. | 1.40% |
| 21 | MWA | Mueller Water Products, Inc. | 1.36% |
| 22 | AMS: ARCAD | Arcadis NV | 1.35% |
| 23 | TYO: 5332 | TOTO LTD. | 1.32% |
| 24 | STO: SWEC.B | Sweco AB (publ) | 1.28% |
| 25 | OSL: TOM | Tomra Systems ASA | 1.26% |
| View EFRA holdings |