$CHW 5 SEC Filings

Filed On	Filing
14 Dec 2012	Form 5: Calamos Advisors Llc, Investment Adviser Holds 11,851.754 shares of Common
15 Dec 2011	Form 5: Calamos Advisors Llc, Investment Adviser Holds 10,876.22 shares of Common
15 Dec 2010	Form 5: Calamos Advisors Llc, Investment Adviser Holds 10,113.347 shares of Common
14 Dec 2009	Form 5: Calamos Advisors Llc, Investment Adviser Holds 9,351.333 shares of Common
12 Dec 2008	Form 5: Calamos Advisors Llc, Investment Adviser Holds 8,100.5424 shares of Common
12 Dec 2007	Form 5: Calamos Advisors Llc, investment advisor Holds 7,163.5848 shares of Common

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