Lori J. Helwing

Merrill Lynch, Pierce, Fenner & Smith, Inc. (MLPFS) is the SEC-registered broker/dealer subsidiary of Merrill Lynch & Co., Inc., ultimately held by Charlotte-based Bank of America Corp. (NYSE: BAC). The firm was founded in 1958 and is headquartered in New York City. In 2010, Banc of America Securities LLC merged with MLPFS and the firm uses the trade name Bank of America Merrill Lynch. MLPFS's global strategy and economics team serves institutional and individual investors using a wide range of macroeconomic disciplines. Their analysis of global issues provides clients with investment ideas, market forecasts, macro overviews and specific sector recommendations across asset classes, regions and disciplines. Their equity research team conducts fundamental analysis on companies globally and provides institutional and retail clients with industry-specific and in-depth research and analysis on numerous industries. The firm's global fixed-income and equity-linked research focuses on fixed-income and equity derivatives, fixed-income strategy, convertibles, commodities, high-yield, mortgages, municipals and global foreign exchange.

Wellington Management Co. LLP (WMC) is a registered investment advisor and mutual fund manager headquartered in Boston, Massachusetts. The firm was founded in 1928 and is a subsidiary of Wellington Investment Advisors Holdings LLP, ultimately held by Wellington Management Group LLP. WMC offers investment management services for a fee to separate account clients and mutual funds sponsored by unaffiliated parties, as well as to investment vehicles that the firm sponsors.