Prospectus excerpt:  Dividends on the Mandatory Convertible Preferred Stock will be payable on a cumulative basis when, as and if declared by our board of directors at an annual rate of 5.50% on the liquidation preference of $50.00 per share. We may pay declared dividends in cash or, subject to certain limitations, in shares of our common stock, par value $0.00001 per share (our Ùcommon stockˆ), or by delivery of any combination of cash and shares of our common stock on March 15, June 15, September 15 and December 15 of each year, commencing on March 15, 2015 and to, and including, December 15, 2017.