SPDR S&P MidCap 400 ETF is an exchange traded fund. SPDR MidCap 400 Trust focuses to correspond to the price and yield performance of the S&P MidCap 400 Index. The S&P MidCap 400 covers over 7% of the United States equities market, and is part of a series of S&P the United States indices. The index also includes companies, which should have four consecutive quarters of positive as-reported earnings, excluding discontinued operations and extraordinary items. Its investment sectors include financials, industrials, information technology, consumer discretionary, healthcare and materials. Bank of New York acts as an investment manager.