| 1 | FERG | Ferguson Enterprises Inc. | 4.71% |
| 2 | IDXX | IDEXX Laboratories, Inc. | 4.65% |
| 3 | AWK | American Water Works Company, Inc. | 4.01% |
| 4 | VLTO | Veralto Corporation | 3.87% |
| 5 | ECL | Ecolab Inc. | 3.87% |
| 6 | XYL | Xylem Inc. | 3.79% |
| 7 | ROP | Roper Technologies, Inc. | 3.78% |
| 8 | ACM | AECOM | 3.75% |
| 9 | A | Agilent Technologies, Inc. | 3.64% |
| 10 | PNR | Pentair plc | 3.59% |
| 11 | TSX: STN | Stantec Inc. | 3.58% |
| 12 | WAT | Waters Corporation | 3.58% |
| 13 | WTRG | Essential Utilities, Inc. | 3.40% |
| 14 | MAS | Masco Corporation | 3.35% |
| 15 | CNM | Core & Main, Inc. | 3.30% |
| 16 | IEX | IDEX Corporation | 3.20% |
| 17 | WMS | Advanced Drainage Systems, Inc. | 3.07% |
| 18 | PRMB | Primo Brands Corporation | 2.94% |
| 19 | MLI | Mueller Industries, Inc. | 2.83% |
| 20 | FBIN | Fortune Brands Innovations, Inc. | 2.36% |
| 21 | TSX: AQN | Algonquin Power & Utilities Corp. | 2.35% |
| 22 | TTEK | Tetra Tech, Inc. | 2.35% |
| 23 | BMI | Badger Meter, Inc. | 2.27% |
| 24 | WTS | Watts Water Technologies, Inc. | 2.21% |
| 25 | ITRI | Itron, Inc. | 2.19% |
| View FIW holdings |