The investment seeks to track the investment results of an index composed of biotechnology and pharmaceutical equities listed on the NASDAQ. The fund generally invests at least 90% of its assets in securities of the underlying index and in depositary receipts representing securities of the underlying index. The underlying index contains securities of NASDAQ® listed companies that are classified according to the Industry Classification Benchmark as either biotechnology or pharmaceuticals and that also meet other eligibility criteria determined by The NASDAQ OMX Group, Inc. The fund is non-diversified.