| 日期/Date | 事件/Event | 地點/Location |
| 2010/9/28 | D, DUK, AEE at Bank of America Merrill Lynch Power & Gas Leaders Conference | |
| 2010/9/28 | D, DUK, AEE at Bank of America Merrill Lynch Power & Gas Leaders Conference | |
| 2010/9/28 | D, DUK, AEE at Bank of America Merrill Lynch Power & Gas Leaders Conference | |
| 2010/9/28 | D, DUK, AEE at Bank of America Merrill Lynch Power & Gas Leaders Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |
| 2010/5/12 | D, ESE, FSLR, NRG at Deutsche Bank Securities Alternative Energy, Utilities & Power Conference | |