In the framework of their cooperation, the European Energy Exchange AG (EEX) and the French Powernext SA integrated their Power Spot and Derivatives Markets in 2009.
In July 2010, a total volume of 116.1 TWh was traded on the joint subsidiaries EPEX Spot SE and EEX Power Derivatives (same month of the previous year: 83.6 TWh).
Power trading on the day-ahead auctions on EPEX Spot accounted for a total of 22,318,803 MWh and can be broken down as follows:
| Areas | Volume MWh | Volume for the previous year MWh | Base / peak on a monthly average Euro/MWh |
| D/A | 17,349,684 | 10,599,511 | 45.83 / 56.14 |
| FR | 4,225,849 | 4,192,363 | 45.752 / 52.626 |
| CH | 743,270 | 682,609 | 46.34 / 57.45 |
In July, a total of 1,045,524 MWh was traded on the Intraday market:
- Germany 864,457 MWh, same month of the previous year 509,081 MWh
- France 181,067 MWh, same month of the previous year 313,405 MWh
The volume in power derivatives trading on EEX Power Derivatives amounted to 92.7 TWh in July (same month of the previous year: 67.3 TWh). The total volume includes 1.6 TWh from trading in French Power Futures. The derivatives trading volume comprises 46.5 TWh from OTC clearing. On 30 July 2010, the open interest amounted to 581.1 TWh. On the Power Derivatives Market, the base load for the year 2011 was quoted at EUR 50.60 per MWh (Germany) and at EUR 53.64 MWh (France) on 30 July 2010. The peak load price for the year 2011 amounted to EUR 65.88 per MWh (Germany) and to EUR 70.00 per MWh (France).
