The ETFMG Prime 2x Daily Inverse Junior Silver Miners ETF (SILX) seeks daily investment results, before fees and expenses, that correspond to two times (-2x) (or opposite) of the return of the Prime Junior Silver Miners & Explorers Index (the 'Index') for a single day, not for any other period. The Index provides a benchmark for investors interested in tracking public, small-cap companies that are active in the silver mining exploration and production industry.