EEX Group Monthly Volumes – May 2026

EEX Group reports its May monthly volumes with the following developments:

In May, traded volumes on the EEX Group Global Power markets totalled 909.7 TWh (-11% YoY). Performance in the first five months brings the year-to-date total to 6,331 TWh, a 7% increase compared to the same period in 2025.

• On the European Power Spot markets, operated by EPEX SPOT, volumes rose by 16% YoY to 86.3 TWh. The European Power Derivatives market recorded a total of 569.1 TWh for the month.
• The upward trend in Nordic Power Futures continued with a remarkable 756% YoY increase. On the Nordic markets, the EEX System Price Open Interest* has further increased (+ 176% YoY and +4% MoM), resulting in a market share on the OI of nearly 8%.
• Further positive developments were recorded in several national markets, including Belgian Power Futures (+137% YoY) and Austrian Power Futures (+26% YoY).
• In May, EEX Group launched UK Emission Allowance (UKA) Futures and Options in order to allow market participants to comply with the UK Climate Law and to complement the existing offering for the UK power and gas markets. The EEX GB Power, UK NBP natural gas derivatives and spot NBP all have seen registered significant YoY growth. 

The EEX Group Natural Gas markets posted a trading volume of 597.6 TWh in May (-25% YoY). This result brings the year-to-date volume to 4,028 TWh, marking a 10% increase against the first five months of 2025.

• Key developments in the gas segment include extraordinary growth on the Spanish Natural Gas Spot market (PVB). The derivatives markets also saw strong increases, with Italian PSV Gas Futures climbing 65% YoY and Czech Gas Futures (CZ VTP) rising by 306% YoY.

Volumes in the Guarantees of Origin segment increased by 166% as against the previous year. This performance was driven by a 366% increase in EEX GO Futures to 9.6 TWh, in addition to a 150% rise on the EPEX GO spot auction.

On the North American Environmental markets, operated by Nodal Exchange, options trading posted robust growth, with a 152% increase in traded contracts year-on-year. Trading in the European Environmental Markets reached 49.3 million tonnes of CO2.

EEX Group’s Freight markets reported a 9% YoY increase to a total of 93,106 lots, which was led by a 20% YoY increase in Freight Futures trading.

Find the full volume report in English and German below.

*Open Interest (OI) is the total number of unsettled derivatives contracts (open positions in futures and options) in a given market, indicating the interest level and liquidity of this market. The calculation of the Open Interest at EEX is considering the proprietary accounts in net terms.

EEX Group builds secure, successful and sustainable commodity markets worldwide – together with its customers. The group offers trading in power, natural gas, environmental products, freight and agriculturals as well as subsequent clearing and registry services, connecting a network of more than 1,000 trading participants. EEX Group consists of European Energy Exchange (EEX), EPEX SPOT, Power Exchange Central Europe (PXE) and Nodal Exchange as well as the software companies KB Tech and Lacima. Clearing is provided by EEX Group’s clearing houses European Commodity Clearing (ECC) and Nodal Clear. EEX Group is part of Deutsche Börse Group.