NAPERVILLE, Ill., June 14, 2012 /PRNewswire/ -- Calamos Investments is changing the listings of its five closed-end funds to The NASDAQ Global Select Market, an exchange of The NASDAQ OMX Group Inc., from the New York Stock Exchange effective July 2, 2012. The common shares of Calamos Convertible Opportunities and Income Fund (NYSE: CHI), Calamos Convertible and High Income Fund (NYSE: CHY), Calamos Strategic Total Return Fund (NYSE: CSQ), Calamos Global Total Return Fund (NYSE: CGO) and Calamos Global Dynamic Income Fund (NYSE: CHW) (together the "Closed-End Funds") will continue to be listed under their current ticker symbols CHI, CHY, CSQ, CGO and CHW. "After careful consideration, we believe moving the Calamos Closed-End Funds to The NASDAQ is in the best interest of our shareholders and will provide them with access to one of the most advanced trading platforms and cost-effective services available in the market today. For our shareholders, we expect this transition to be seamless," said John P. Calamos, Sr., Chief Executive Officer and Co-Chief Investment Officer of Calamos Investments. "Calamos is a leader in investment innovation, and was one of the first asset managers to combine separate asset classes in a single closed-end vehicle, pioneering the potential to enhance total return and manage risk," said Bob Greifeld, Chief Executive Officer, The NASDAQ OMX Group. "We are proud that these closed-end funds will now join Calamos Asset Management (NASDAQ: CLMS) and other innovative financial companies and products in listing on The NASDAQ Stock Market." Information on the Calamos Closed-End Funds can be found on Calamos Investments' website at calamos.com/FundInvestor/ClosedEndFunds, or for each fund individually at calamos.com/CHI, calamos.com/CHY, calamos.com/CSQ, calamos.com/CGO and calamos.com/CHW. About CalamosCalamos Investments is a globally diversified investment firm serving the needs of institutional and individual investors for over 35 years. The company's clients include public and private pensions, foundations, endowments, corporations, financial advisors, families and individuals from around the world who have entrusted the firm with $33.0 billion in assets under management as of May 31, 2012. Calamos offers a range of global investment solutions - equity, fixed-income, convertible and alternatives - to work with clients' multi-asset allocation frameworks and achieve the goals of their investment programs.