Looking at units outstanding versus one week prior within the universe of ETFs covered at ETF Channel, the biggest outflow was seen in the SPDR S&P 400 Mid Cap Value ETF (MDYV), where 6,350,000 units were destroyed, or a 21.4% decrease week over week. Among the largest underlying components of MDYV, in morning trading today East West Bancorp (EWBC) is down about 3.2%, and Lear Corporation (LEA) is lower by about 0.9%.