| 持股明細(資料日期：2025/11/28) |
| 持股名稱 | 比例 |
| Cia de Saneamento Basico do Estado de Sao Paulo SABESP | 8.46% |
| Xylem Inc/NY | 7.56% |
| American Water Works Co Inc | 7.37% |
| United Utilities Group PLC | 5.92% |
| Veralto Corp | 5.80% |
| Severn Trent PLC | 5.28% |
| Essential Utilities Inc | 4.35% |
| Geberit AG | 4.10% |
| Advanced Drainage Systems Inc | 3.94% |
| Ecolab Inc | 3.88% |
| Pentair PLC | 3.10% |
| Watts Water Technologies Inc | 2.73% |
| Zurn Elkay Water Solutions Corp | 2.53% |
| Core & Main Inc | 2.50% |
| Pennon Group PLC | 2.28% |
| American States Water Co | 1.91% |
| Badger Meter Inc | 1.91% |
| California Water Service Group | 1.79% |
| Belimo Holding AG | 1.78% |
| Kurita Water Industries Ltd | 1.54% |
| Valmont Industries Inc | 1.41% |
| Mueller Water Products Inc | 1.37% |
| Franklin Electric Co Inc | 1.33% |
| Cia De Sanena Do Parana | 1.23% |
| H2O America | 1.03% |
| COPASA | 1.03% |
| Georg Fischer AG | 0.95% |
| Aalberts NV | 0.92% |
| Organo Corp | 0.77% |
| Interpump Group SpA | 0.75% |
| Wienerberger AG | 0.70% |
| Select Water Solutions Inc | 0.70% |
| Beijing Enterprises Water Group Ltd | 0.69% |
| Otter Tail Corp | 0.64% |
| Middlesex Water Co | 0.62% |
| Sulzer AG | 0.55% |
| Coway Co Ltd | 0.55% |
| Astral Ltd | 0.53% |
| Hawkins Inc | 0.50% |
| Kemira Oyj | 0.48% |
| VA Tech Wabag Ltd | 0.47% |
| Supreme Industries Ltd | 0.45% |
| Lindsay Corp | 0.45% |
| TETRA Technologies Inc | 0.35% |
| Consolidated Water Co Ltd | 0.35% |
| AlKhorayef Water & Power Technologies Co | 0.30% |
| Energy Recovery Inc | 0.28% |
| Montrose Environmental Group Inc | 0.28% |
| Nomura Micro Science Co Ltd | 0.24% |
| Power & Water Utility Co for Jubail & Yanbu | 0.23% |
| Chengdu Xingrong Environment Co Ltd | 0.16% |
| Zhongshan Public Utilities Group Co Ltd | 0.14% |
| Beijing Capital Eco-Environment Protection Group Co Ltd | 0.13% |
| Beijing Originwater Technology Co Ltd | 0.12% |
| Electrosteel Castings Ltd | 0.12% |
| Amata Corp PCL | 0.10% |
| China Lesso Group Holdings Ltd | 0.09% |
| Kuo Toong International Co Ltd | 0.08% |
| Jindal Saw Ltd | 0.08% |
| Jiangxi Hongcheng Environment Co Ltd | 0.07% |
| Jain Irrigation Systems Ltd | 0.05% |
| Jingjin Equipment Inc | 0.04% |