Home_Energy_Markets_Title
Electricity Markets
Home_Market_Messages
Electricity Markets Messages
Athens, 17/05/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1
with delivery date 18-05-2026 was cancelled.
Athens, 22/04/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA3
with delivery date 22-04-2026 was cancelled.
Athens, 21/04/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA2
with delivery date 22-04-2026 was cancelled.
Athens, 15/04/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA2
with delivery date 16-04-2026 was cancelled.
Showing 1 to 4 of 62 entries.
historic_charts_link
Historical Figures, can be found here.
Home_Gas_Markets_Title
Natural Gas Trading Platform
Home_Market_Messages_GAS
Natural Gas Trading Platform Messages
Call Auction on 21.05.2026 , 20:00 EET
HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following details:
| Delivery Date [Gas Day]: | 21.05.2026 |
| Product Code: | GRGD260521 |
| Balancing Gas Quantity: | 2.600.000 kWh |
| Side: | Sell |
| Auction Date and Time: | 21.05.2026 , 20:00 EET |
The Order Book will remain open for thirty (30) minutes.
Call Auction on 07.05.2026 , 24:00 EET
HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following details:
| Delivery Date [Gas Day]: | 07.05.2026 |
| Product Code: | GRGD260507 |
| Balancing Gas Quantity: | 4.000.000 kWh |
| Side: | Buy |
| Auction Date and Time: | 07.05.2026 , 24:00 EET |
The Order Book will remain open for thirty (30) minutes.
Showing 1 to 2 of 811 entries.
Home_News_Announcements
News - Announcements
EnExClear S.A. shareholders Annual Ordinary General Meeting
Invitation to the shareholders of the societe anonyme "EnEx CLEARING HOUSE SINGLE MEMBER S.A." to Annual Ordinary General Meeting.
HEnEx S.A. shareholders Annual Ordinary General Meeting
Invitation to the shareholders of the Societe Anonyme “Hellenic Energy Exchange S.A.” to Annual Ordinary General Meeting.
Clearing Fund amount for HEnEx's Natural Gas Trading Platform
EnExClear, as the Clearing Fund Administrator, in accordance with Part 8, Section 2.27, of Clearing Rulebook for Transactions on HEnEx’s Natural Gas Trading Platform, announces that the Natural Gas Trading Platform Clearing Fund is set at € 2,571,621.70 for the calculation period May 2026.
Showing 1 to 3 of 332 entries.
Home_Events
Exams/Seminars
Registration for “HEnEx Energy Traders Seminar: Day-Ahead & Intra-Day Markets”
The Hellenic Energy Exchange invites all the interested parties to “HEnEx Energy Traders Seminar: Day-Ahead & Intra-Day Markets”, which will take place on 17th March 2026. The registration form can be found here.
Introduction of Energy Storage in HEnEx Day Ahead & Intra-Day Markets
The Hellenic Energy Exchange invites all interested parties to a workshop, which will take place online on 19th February 2026. The scope of the workshop is to present integration of Energy Storage into the HEnEx Day Ahead & Intra-Day Markets.
The registration form can be found here.
Energy Spot Markets Clearing & Risk Management Seminar
EnExClear invites all interested parties to “Energy Spot Markets Clearing, Risk Management Seminar”, which will take place on 19th November 2025.
The registration form can be found here.
Showing 4 to 6 of 69 entries.