| Date | Event |
| 17-Nov-09 | CMS Energy upgraded by BMO Capital Markets |
| 17-Nov-09 | Price hit new 52-week high ($15.14) |
| 16-Nov-09 | Price hit new 52-week high ($14.65) |
| 4-Nov-09 | CMS ENERGY CORP Files SEC form 8-K, Other Events |
| 4-Nov-09 | Ex-Date for dividend payment of $0.125 |
| 30-Oct-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 30-Oct-09 | CMS Energy Corp. Earnings Call scheduled for 1:00 pm ET today |
| 30-Oct-09 | Earnings announcement |
| 20-Oct-09 | Price hit new 52-week high ($13.98) |
| 19-Oct-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 22-Sep-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 10-Sep-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 21-Aug-09 | CMS ENERGY CORP Files SEC form 8-K, Entry into a Material Definitive Agreement, Change in Directors or Principal Offi |
| 18-Aug-09 | CMS ENERGY CORP Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year, Financial Statem |
| 17-Aug-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 6-Aug-09 | Ex-Date for dividend payment of $0.125 |
| 30-Jul-09 | CMS Energy Corp. Earnings Call scheduled for 9:00 am ET today |
| 30-Jul-09 | CMS ENERGY CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 1-Jul-09 | CMS ENERGY CORP Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhibits |
| 15-Jun-09 | CMS ENERGY CORP Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 4-Jun-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 27-May-09 | CMS ENERGY CORP Files SEC form 8-K, Change in Directors or Principal Officers, Amendments to Articles of Inc. or Byla |
| 20-May-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 13-May-09 | CMS ENERGY CORP Files SEC form 8-K, Other Events |
| 1-May-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 30-Apr-09 | CMS ENERGY CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 7-Apr-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 30-Mar-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 10-Mar-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 6-Mar-09 | CMS ENERGY CORP Files SEC form 8-K, Other Events |
| 25-Feb-09 | CMS ENERGY CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 3-Feb-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 27-Jan-09 | CMS ENERGY CORP Files SEC form 8-K, Change in Directors or Principal Officers, Amendments to Articles of Inc. or Byla |
| 12-Jan-09 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 23-Dec-08 | CMS ENERGY CORP Files SEC form 8-K, Other Events |
| 2-Dec-08 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 7-Nov-08 | CMS ENERGY CORP Files SEC form 8-K, Regulation FD Disclosure |
| 5-Nov-08 | CMS ENERGY CORP Files SEC form 8-K, Results of Operations and Financial Condition |