Normally the fund invests at least 80% of assets in securities of water sustainability companies. Normally it invests primarily in equity securities. Such companies may include but are not limited to those involved in water resources, water treatment, water distribution and utilities, desalinization or purification facilities, water technologies and analytics, environmental water services and water infrastructure (pumps, valves, meters, pipes), irrigation, water conservation services, and water supply or processing services. The fund is non-diversified.