Sprott Gold Miners ETF seeks investment results that conform generally to the performance of the Solactive Gold Miners Custom Factors Index, its underlying index. The index tracks the performance of gold companies located in the United States and Canada whose common stocks or American depositary receipts are traded on the TSX, the NYSE, and NASDAQ. SGDM normally invests at least 90% of its net assets in securities that comprise the index. It is non-diversified.