Launched on February 23, 2007, the WisdomTree U.S. MidCap ETF (EZM) is a passively managed exchange traded fund designed to provide a broad exposure to the Mid Cap Value segment of the US equity market.The fund is sponsored by Wisdomtree. It has amassed assets over $772.00 million, making it one of the average sized ETFs attempting to match the Mid Cap Value segment of the US equity market.Why Mid Cap ValueWith market capitalization between $2 billion and $10 billion, mid cap companies usually contain highe ...