BlackRock Eq Dividend A (MDDVX) is a mutual fund that focuses on providing investors with a diversified portfolio of dividend-paying stocks. The fund is managed by BlackRock, one of the largest investment management firms in the world. MDDVX aims to provide long-term capital appreciation and a steady stream of income through its investments in companies that have a history of paying dividends. This fund may be suitable for investors looking for a combination of growth and income in their portfolio.