Healthy growth of Day-Ahead markets

Persistent increase of GB Intraday auctions

Amsterdam / Berlin / Bern / Brussels / London / Paris / Vienna, 3 September 2021. In August 2021, a total volume of 49.9 TWh was traded on EPEX SPOT’s Day-Ahead and Intraday power markets (August 2020: 47.2 TWh).

EPEX Day-Ahead

In August 2021, power trading on the Day-Ahead markets on EPEX SPOT accounted for 40,420.8 GWh (August 2020: 38,020.6 GWh). The Dutch, French and Swiss Day-Ahead markets registered healthy growth rates of +58.1%, +14.6% and +13.3% respectively. Traded volume on the Danish Day-Ahead market more than quadrupled on year and reached 915.8 GWh (August 2020: 205.8 GWh).

EPEX Intraday

On the EPEX SPOT Intraday markets, a total volume of 8,353.1 GWh was traded in August 2021 (August 2020: 8,308.2 GWh). The Intraday continuous markets of Austria (+25.9%), the Netherlands (+40.4%) and Switzerland (+98.6%) saw a boost of trading activity. Volumes on the GB Intraday auction nearly tripled on year and registered a growth of +196.7%, reaching 452.9 GWh.

More details on volumes and prices are available in the enclosed report from page 3. Please note that volumes are calculated by using the common industry standard in electricity and exchange business (aggregated sell & buy volume divided by 2).


In August, EPEX SPOT welcomed two new members, while four existing members added new market segments to their portfolio.


The European Power Exchange EPEX SPOT SE and its affiliates operate physical short-term electricity markets in 13 countries: in Central Western Europe, the United Kingdom, in Switzerland, the Nordics and in Poland. As part of EEX Group, a group of companies serving international commodity markets, EPEX SPOT is committed to the creation of a pan-European power market. Over 300 members trade electricity on EPEX SPOT. 49% of its equity is held by HGRT, a holding of transmission system operators. For more information, please visit

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