The Fund invests in financial instruments that Pro Share Advisors believes, in combination, should produce daily returns consistent with the Daily Target. The Index is designed to measure the performance of industrial companies included in the S&P 500 Index. The S&P 500 Index is designed to measure the performance of the largest 500 companies listed and domiciled in the U.S. The Index includes industrial companies in the following industries according to the Global Industry Classification Standard (GICS) as aerospace and defense, building products, construction and engineering, electrical equipment, industrials conglomerates, machinery, trading companies and distributors, commercial services and supplies, professional services, air freight and logistics, passenger airlines, marine transportation, ground transportation, and transportation infrastructure. These companies are then weighted based on market capitalization.