| 1 | WAT | Waters Corporation | 10.15% |
| 2 | ROP | Roper Technologies, Inc. | 8.08% |
| 3 | FERG | Ferguson Enterprises Inc. | 7.68% |
| 4 | ECL | Ecolab Inc. | 7.46% |
| 5 | AWK | American Water Works Company, Inc. | 6.93% |
| 6 | IEX | IDEX Corporation | 4.43% |
| 7 | MLI | Mueller Industries, Inc. | 4.31% |
| 8 | CNM | Core & Main, Inc. | 4.01% |
| 9 | VLTO | Veralto Corporation | 3.79% |
| 10 | XYL | Xylem Inc. | 3.73% |
| 11 | WTRG | Essential Utilities, Inc. | 3.36% |
| 12 | ACM | AECOM | 3.20% |
| 13 | WMS | Advanced Drainage Systems, Inc. | 3.18% |
| 14 | PNR | Pentair plc | 3.18% |
| 15 | TTEK | Tetra Tech, Inc. | 2.88% |
| 16 | ITRI | Itron, Inc. | 2.81% |
| 17 | VMI | Valmont Industries, Inc. | 2.79% |
| 18 | AOS | A. O. Smith Corporation | 2.77% |
| 19 | WTS | Watts Water Technologies, Inc. | 2.08% |
| 20 | BMI | Badger Meter, Inc. | 1.92% |
| 21 | ZWS | Zurn Elkay Water Solutions Corporation | 1.68% |
| 22 | FELE | Franklin Electric Co., Inc. | 1.38% |
| 23 | SAJA.DE | Companhia De Saneamento Basico Do Estado De Sao Paulo ADR | 1.15% |
| 24 | MWA | Mueller Water Products, Inc. | 1.11% |
| 25 | TSX: STN | Stantec Inc. | 1.00% |
| View PHO holdings |
