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Electricity Markets
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Electricity Markets Messages
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Athens, 02/06/2025
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1 was cancelled.
Athens, 16/05/2025
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA2 was cancelled.
Athens, 20/04/2025
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA1 was cancelled.
Athens, 18/03/2025
Technical Issue Resolved - Energy Derivatives
Please be informed that the technical issue occurred on 17.03.2025 has been resolved. The trading session of Financial Energy Market (Energy Derivatives) on Tuesday, March 18, will proceed as scheduled.
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Home_Gas_Markets_Title
Natural Gas Trading Platform
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Home_Market_Messages_GAS
Natural Gas Trading Platform Messages
Asset Publisher
Update - Call Auction on 09.06.2025 , 21:00 EET
HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following updated details:
| Delivery Date [Gas Day]: | 10.06.2025 |
| Product Code: | GRGD250610 |
| Balancing Gas Quantity: | 5.000.000 kWh |
| Side: | Buy |
| Auction Date and Time: | 09.06.2025 , 21:00 EET |
The Order Book will remain open for thirty (30) minutes.
Update - Call Auction on 09.06.2025 , 21:00 EET
HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following updated details:
| Delivery Date [Gas Day]: | 09.06.2025 |
| Product Code: | GRGD250609 |
| Balancing Gas Quantity: | 3.000.000 kWh |
| Side: | Buy |
| Auction Date and Time: | 09.06.2025 , 21:00 EET |
The Order Book will remain open for thirty (30) minutes.
Call Auction on 09.06.2025 , 21:00 EET
HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following details:
| Delivery Date [Gas Day]: | 10.06.2025 |
| Product Code: | GRGD250610 |
| Balancing Gas Quantity: | 5.000 kWh |
| Side: | Buy |
| Auction Date and Time: | 09.06.2025 , 21:00 EET |
The Order Book will remain open for thirty (30) minutes.
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Home_News_Announcements
News - Announcements
Asset Publisher
SDAC Decoupling training session with Market Participants 03/11/2021 – Common invitation
This training session is organized to give all parties involved the opportunity to validate that they are properly prepared to handle such a day-ahead market decoupling incident in real operations and real-life conditions. HEnEx encourages all its active market participants to join the training session, planned for 3 November 2021. More information will follow in due time.
The SDAC press release is available here.
Successful implementation of Complementary Regional Intraday Auctions (CRIDAs) between Greece-Italy-Slovenia.
Press Release can be found here.
SIDC: Confirmation of Go-Live date for SIDC integration of Italy; plans for integration of Greece and Slovakia
The Nominated Electricity Market Operators (NEMOs) and Transmission System Operators (TSOs) of Local Implementation Project (LIP) 14 confirm the go-live date of 21st September for first deliveries on 22nd September. In the meantime, plans for the integration of Greece and Slovakia during 2022 have been devised by SIDC (Single Intraday Coupling).
Additional information is available here.
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Exams/Seminars
Asset Publisher
Registration for “HEnEx Energy Derivatives Traders Seminar: Derivatives Market”
The Hellenic Energy Exchange invites all the interested parties to “HEnEx Energy Derivatives Traders Seminar: Derivatives Market”, which will take place on 17th June 2025. The registration form can be found 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 19th June 2025. The registration form can be found here.
HEnEx's “Energy Trader Certification - Electricity (ETC-E)” Exam Invitation
HEnEx invites all interested parties to “Energy Trader Certification - Electricity (ETC-E)” Exam, which will take place on 20th March 2025. The registration form can be found here.
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