State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG)

State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) is an exchange-traded fund in the Mid Cap Growth category. It has $2.85B in assets, an expense ratio of 0.15% and a 0.59% dividend yield. The fund generally invests substantially all, but at least 80%, of its total assets in the securities comprising the index. The index measures the performance of the mid-capitalization growth segment of the U.S. equity market.