| 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 | |
| 2010/11/2 | AEP, DUK, XEL at EEI Financial Conference | |
| 2010/11/2 | AEP, DUK, XEL at EEI Financial Conference | |
| 2010/11/2 | AEP, DUK, XEL at EEI Financial Conference | |
| 2010/11/2 | AEP, DUK, XEL at EEI Financial Conference | |
| 2010/11/2 | AEP, DUK, XEL at EEI Financial Conference | |