| 1 | FERG | Ferguson Enterprises Inc. | 9.40% |
| 2 | ECL | Ecolab Inc. | 7.71% |
| 3 | ROP | Roper Technologies, Inc. | 7.57% |
| 4 | XYL | Xylem Inc. | 6.26% |
| 5 | WAT | Waters Corporation | 6.18% |
| 6 | TTEK | Tetra Tech, Inc. | 4.69% |
| 7 | CNM | Core & Main, Inc. | 4.54% |
| 8 | ACM | AECOM | 4.30% |
| 9 | PNR | Pentair plc | 4.11% |
| 10 | AWK | American Water Works Company, Inc. | 4.00% |
| 11 | VLTO | Veralto Corporation | 3.88% |
| 12 | AOS | A. O. Smith Corporation | 3.73% |
| 13 | WMS | Advanced Drainage Systems, Inc. | 3.63% |
| 14 | IEX | IDEX Corporation | 3.60% |
| 15 | TTC | The Toro Company | 3.24% |
| 16 | MLI | Mueller Industries, Inc. | 3.12% |
| 17 | ITRI | Itron, Inc. | 2.92% |
| 18 | BMI | Badger Meter, Inc. | 2.42% |
| 19 | WTRG | Essential Utilities, Inc. | 2.39% |
| 20 | WTS | Watts Water Technologies, Inc. | 1.80% |
| 21 | VMI | Valmont Industries, Inc. | 1.73% |
| 22 | ZWS | Zurn Elkay Water Solutions Corporation | 1.68% |
| 23 | MWA | Mueller Water Products, Inc. | 1.33% |
| 24 | CWT | California Water Service Group | 0.75% |
| 25 | SAJA.DE | Companhia De Saneamento Basico Do Estado De Sao Paulo ADR | 0.74% |
| View PHO holdings |