| 1 | FERG | Ferguson Enterprises Inc. | 9.28% |
| 2 | XYL | Xylem Inc. | 8.17% |
| 3 | ECL | Ecolab Inc. | 7.82% |
| 4 | AWK | American Water Works Company, Inc. | 7.73% |
| 5 | ROP | Roper Technologies, Inc. | 7.03% |
| 6 | CNM | Core & Main, Inc. | 4.42% |
| 7 | AOS | A. O. Smith Corporation | 4.17% |
| 8 | ACM | AECOM | 4.12% |
| 9 | VLTO | Veralto Corporation | 4.03% |
| 10 | PNR | Pentair plc | 3.94% |
| 11 | WMS | Advanced Drainage Systems, Inc. | 3.64% |
| 12 | IEX | IDEX Corporation | 3.31% |
| 13 | MLI | Mueller Industries, Inc. | 3.21% |
| 14 | TTEK | Tetra Tech, Inc. | 3.12% |
| 15 | WAT | Waters Corporation | 3.04% |
| 16 | WTRG | Essential Utilities, Inc. | 2.73% |
| 17 | ITRI | Itron, Inc. | 2.57% |
| 18 | MWA | Mueller Water Products, Inc. | 2.57% |
| 19 | VMI | Valmont Industries, Inc. | 2.27% |
| 20 | WTS | Watts Water Technologies, Inc. | 2.03% |
| 21 | BMI | Badger Meter, Inc. | 1.79% |
| 22 | ZWS | Zurn Elkay Water Solutions Corporation | 1.69% |
| 23 | FELE | Franklin Electric Co., Inc. | 1.16% |
| 24 | SAJA.DE | Companhia De Saneamento Basico Do Estado De Sao Paulo ADR | 0.89% |
| 25 | CWT | California Water Service Group | 0.73% |
| View PHO holdings |