The investment seeks daily investment results that correspond to three times (3x) the daily performance of the Russell 2000® Index. The fund invests in securities and derivatives that ProShare Advisors believes, in combination, should have similar daily return characteristics as three times (3x) the daily return of the index. The index is a float-adjusted, market capitalization-weighted index containing approximately 2000 of the smallest companies in the Russell 3000® Index or approximately 8% of the total market capitalization of the Russell 3000® Index, which in turn represents approximately 98% of the investable U.S. equity market. It is non-diversified.