The investment seeks daily investment results, before fees and expenses, of 300% of the performance of the Health Care Select Sector Index. The fund, under normal circumstances, creates long positions by investing at least 80% of its assets in the securities that comprise the Health Care Select Sector Index ("index") and/or financial instruments that provide leveraged and unleveraged exposure to the index. The index includes domestic companies from the following industries: pharmaceuticals; health care equipment & supplies; health care providers & services; biotechnology; life sciences tools & services; and health care technology. The fund is non-diversified.