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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.
Athens, 17/03/2025
Technical Issue Notification - Energy Derivatives
Please be informed that due to a technical malfunction the HEnEx Trading System in Financial Energy Market (Energy Derivatives) will be suspended. A new announcement will be sent as soon as the problem is resolved.
Athens, 03/02/2025
SIDC Intraday Auction: IDA Cancellation
Due to technical reasons or market issues, the auction IDA2 was cancelled.
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Natural Gas Trading Platform
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Natural Gas Trading Platform Messages
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Call Auction on 11.05.2025 , 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]: | 11.05.2025 |
| Product Code: | GRGD250511 |
| Balancing Gas Quantity: | 4.000.000 kWh |
| Side: | Sell |
| Auction Date and Time: | 11.05.2025 , 20:00 EET |
The Order Book will remain open for thirty (30) minutes.
Call Auction on 05.05.2025 , 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]: | 05.05.2025 |
| Product Code: | GRGD250505 |
| Balancing Gas Quantity: | 4.000.000 kWh |
| Side: | Buy |
| Auction Date and Time: | 05.05.2025 , 20:00 EET |
The Order Book will remain open for thirty (30) minutes.
Call Auction on 23.04.2025 , 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]: | 23.04.2025 |
| Product Code: | GRGD250423 |
| Balancing Gas Quantity: | 3.300.000 kWh |
| Side: | Sell |
| Auction Date and Time: | 23.04.2025 , 20:00 EET |
The Order Book will remain open for thirty (30) minutes.
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News - Announcements
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Market Coupling Steering Committee Aligns on Revised Go-live Date for 15-minute MTU in SDAC
Go-Live Rescheduled from 11 June to 30 September 2025
You can find more information here .
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 € 12,701,284.24 for the calculation period April 2025.
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 € 1,448,236.33 for the calculation period April 2025.
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Pre-Go-Live event for the Natural Gas Trading Platform
Athens, 14 March 2022 - The creation of a Natural Gas Trading Platform and a Greek spot gas market were at the center of the Pre-Go-Live event organized jointly by EnExGroup (HEnEx & EnExClear) and DESFA on Friday, March 11, 2022. In the aftermath of the event, the Hellenic Energy Exchange (HEnEx) and DESFA signed the cooperation agreement, regarding the operation of the new gas trading platform.
The press release can be found here.
Registration for HEnEx's “Energy Trader Certification (ETC)” Exam
HEnEx invites all interested parties to “Energy Trader Certification (ETC)” Exam, which will take place on 24th February 2022. 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 Thursday 17th Feb 2022.
Please find the registration form, here.
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Detailed information about the cookies we use, can be found in our cookies policy.