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
Trading and Clearing IT platforms for Spot Markets
The Hellenic Energy Exchange organizes on Friday 1st of November 09:30 at it's premises a workshop for "Trading and Clearing IT platforms for Spot Markets".
Registration details can be found here.
Introduction to Energy Derivatives Market
The Hellenic Energy Exchange organizes on Wednesday, September 4, 2020 at its premises an introductory workshop for the Energy Derivatives Market.
The workshop program and participation details can be found here.
Spot Market Business Model & Systems
The Hellenic Energy Exchange organizes at its premises on Wednesday 24th of July 2019 a workshop for "Spot Market Business Model & Systems".
The workshop program and participation details can be found here.
Presentations:
DAM & IDM Membership & Start-Up
Clearing & Settlement Business Processes
Order types in the new HEnEx DAM & IDM auctions
Showing 67 to 69 of 69 entries.