ProShares S&P Kensho Cleantech 

This exchange-traded fund is managed by ProShare Advisors with the goal of replicating the performance of its benchmark index. The index itself is composed of companies that are actively developing technologies and products vital for clean energy production, such as solar, wind, geothermal, hydrogen, and hydroelectric power. To achieve its objective, the fund invests directly in all the constituent securities of the index, typically maintaining their approximate weightings. It is categorized as a non-diversified fund.