| 持股明細(資料日期：2025/02/28) |
| 持股名稱 | 比例 |
| Ecolab Inc | 8.84% |
| Roper Technologies Inc | 8.44% |
| Pentair PLC | 7.06% |
| Cia de Saneamento Basico do Estado de Sao Paulo SABESP | 5.66% |
| Veolia Environnement SA | 5.25% |
| Ebara Corp | 4.51% |
| Xylem Inc/NY | 3.99% |
| Geberit AG | 3.97% |
| TOTO Ltd | 3.96% |
| Waters Corp | 3.66% |
| American Water Works Co Inc | 3.62% |
| Veralto Corp | 3.50% |
| Ferguson Enterprises Inc | 3.36% |
| Core & Main Inc | 3.03% |
| Stantec Inc | 2.84% |
| Severn Trent PLC | 2.52% |
| IDEX Corp | 2.46% |
| Halma PLC | 2.42% |
| Nomura Micro Science Co Ltd | 2.32% |
| United Utilities Group PLC | 2.20% |
| Spirax Group PLC | 1.97% |
| A O Smith Corp | 1.70% |
| Georg Fischer AG | 1.69% |
| Kurita Water Industries Ltd | 1.50% |
| Organo Corp | 1.50% |
| Belimo Holding AG | 1.49% |
| Advanced Drainage Systems Inc | 1.45% |
| Arcadis NV | 1.10% |
| Coway Co Ltd | 1.08% |
| Miura Co Ltd | 0.85% |
| Aalberts NV | 0.60% |
| Genuit Group PLC | 0.38% |
| China Water Affairs Group Ltd | 0.34% |
| Consolidated Water Co Ltd | 0.28% |
| Aguas Andinas SA | 0.23% |
| METAWATER Co Ltd | 0.15% |
| Ebara Jitsugyo Co Ltd | 0.05% |
| Grupo Rotoplas SAB de CV | 0.02% |
| Invesco Government & Agency Portfolio | 0.02% |
| Cash/Receivables/Payables | 0.01% |