BASE seeks to replicate, to the extent reasonably possible and before fees and expenses, the performance of the Solactive Materials & Mining Index, or any successor thereto (the “BASE Index”), while mitigating downside risk. BASE invests directly or indirectly in equity securities of global issuers engaged in the manufacturing, mining and/or integration of metals and materials, while writing covered call options on up to 33% of the portfolio securities, at the discretion of the Manager. The level of covered call option writing may vary based on market volatility and other factors.