Mainstay Defined Muni Opp Fund. Replay the stock market charts of MMD day by day, back to 2003. Open long and short positions without spending any money. MainStay DefinedTerm Municipal Opportunities Fund is a closed-ended fixed income mutual fund launched and managed by New York Life Investment Management LLC. The fund is co-managed by MacKay Shields LLC. It invests in the fixed income markets of the United States. The fund primarily invests in investment grade municipal bonds which are exempt from regular U.S. Federal income taxes. It benchmarks the performance of its portfolio against the Barclays Municipal Bond Index. MainStay DefinedTerm Municipal Opportunities Fund was formed on June 26, 2012 and is domiciled in the United States.
