Home_Energy_Markets_Title
Electricity Markets
Home_Market_Messages
Electricity Markets Messages
Athens, 18/08/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1
with delivery date 19-08-2026 was cancelled.
Athens, 06/08/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1
with delivery date 07-08-2026 was cancelled.
Athens, 04/08/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1
with delivery date 05-08-2026 was cancelled.
Athens, 03/08/2026
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1
with delivery date 04-08-2026 was cancelled.
Showing 1 to 4 of 68 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
Clearing Fund amount for Day-Ahead & Intraday Markets
EnExClear, as the Clearing Fund Administrator, in accordance with Part 8, Section 2.27, of Clearing Rulebook for Transactions on Day-Ahead & Intraday Markets, announces that the Day-Ahead & Intraday Markets Clearing Fund is set at € 15,090,512.64 for the calculation period July 2026.
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 € 2,408,716.71 for the calculation period July 2026.
Lifting of the Market Maker's obligations
HEnEx informs the Members of the Derivatives Market that, following a relevant request by the Market Maker PPC S.A. due to the forthcoming Cessation of Trading of HEnEx Energy Financial Market Products, it is lifting the obligations for the provision of order pairs for all Peak Load Series for which there was an obligation to provide binding bid–ask quotes, effective as of the Trading Day of 04/08/2026 and thereafter.
Showing 4 to 6 of 341 entries.
Home_Events
Exams/Seminars
Registration for “HEnEx Energy Traders - Gas Seminar: Natural Gas Trading Platform”
The Hellenic Energy Exchange invites all the interested parties to “HEnEx Energy Traders - Gas Seminar: Natural Gas Trading Platform”, which will take place on 15th September 2026. The registration form can be found here.
Energy Trader Certificate - Gas (ETCG) Exam Invitation
Τhe Hellenic Energy Exchange invites all the interested parties to “Energy Trader Certificate - Gas (ETCG) Exam”, which will take place on 17th September 2026.
Please find the registration form, here.
HEnEx's “Energy Trader Certification - Derivatives (ETC-D)” Exam Invitation
HEnEx invites all interested parties to “Energy Trader Certification - Derivatives (ETC-D)” Exam, which will take place on 18th June 2026. The registration form can be found here.
Showing 1 to 3 of 71 entries.