| Ferguson Enterprises Inc | 13,357 | 3.5M $ | 8.42 % |
| American Water Works Co Inc | 21,475 | 2.9M $ | 7.06 % |
| Pentair PLC | 29,414 | 2.9M $ | 7.05 % |
| Xylem Inc/NY | 21,935 | 2.8M $ | 6.87 % |
| Cia de Saneamento Basico do Estado de Sao Paulo SABESP | 80,969 | 2.4M $ | 5.87 % |
| Severn Trent PLC | 48,874 | 2.2M $ | 5.21 % |
| Advanced Drainage Systems Inc | 12,415 | 2.1M $ | 5.14 % |
| United Utilities Group PLC | 111,900 | 2.1M $ | 5.07 % |
| Core & Main Inc | 36,239 | 2M $ | 4.74 % |
| Watts Water Technologies Inc | 5,538 | 1.8M $ | 4.40 % |
| A O Smith Corp | 22,948 | 1.8M $ | 4.33 % |
| Essential Utilities Inc | 43,959 | 1.8M $ | 4.25 % |
| Zurn Elkay Water Solutions Corp | 30,224 | 1.5M $ | 3.72 % |
| Primo Brands Corp | 51,809 | 1.2M $ | 2.84 % |
| Kurita Water Industries Ltd | 20,024 | 1.1M $ | 2.70 % |
| Mueller Water Products Inc | 31,327 | 937.6K $ | 2.27 % |
| Badger Meter Inc | 5,989 | 912.9K $ | 2.21 % |
| Franklin Electric Co Inc | 7,783 | 775.3K $ | 1.87 % |
| Coway Co Ltd | 10,522 | 599.1K $ | 1.45 % |
| American States Water Co | 7,788 | 580.4K $ | 1.40 % |
| Organo Corp | 5,167 | 574.2K $ | 1.39 % |
| California Water Service Group | 12,068 | 544K $ | 1.32 % |
| Guangdong Investment Ltd | 553,900 | 540.3K $ | 1.31 % |
| Keppel Infrastructure Trust | 1,011,018 | 439.6K $ | 1.06 % |
| Cia de Saneamento de Minas Gerais Copasa MG | 38,885 | 414.8K $ | 1.00 % |
| Beijing Capital Eco-Environment Protection Group Co Ltd | 794,300 | 368.2K $ | 0.89 % |
| H2O America | 6,597 | 354.9K $ | 0.86 % |
| Beijing Enterprises Water Group Ltd | 793,040 | 286.9K $ | 0.69 % |
| Chengdu Xingrong Environment Co Ltd | 256,500 | 275.9K $ | 0.67 % |
| Beijing Originwater Technology Co Ltd | 396,700 | 244K $ | 0.59 % |
| Middlesex Water Co | 3,556 | 192K $ | 0.46 % |
| NWPX Infrastructure Inc | 2,192 | 170.1K $ | 0.41 % |
| Consolidated Water Co Ltd | 3,586 | 135.7K $ | 0.33 % |
| Nomura Micro Science Co Ltd | 5,640 | 127.9K $ | 0.31 % |
| York Water Co/The | 3,774 | 124.1K $ | 0.30 % |
| Chongqing Water Group Co Ltd | 177,900 | 119.3K $ | 0.29 % |
| AlKhorayef Water & Power Technologies Co | 3,833 | 118K $ | 0.29 % |
| Energy Recovery Inc | 10,538 | 109.9K $ | 0.27 % |
| China Water Affairs Group Ltd | 140,600 | 94.5K $ | 0.23 % |
| Miahona | 17,062 | 71K $ | 0.17 % |