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Athens, 04/02/2025
SIDC Intraday Auction: IDA Cancellation

Due to technical reasons or market issues, the auction IDA2 was cancelled.

Athens, 22/01/2025
SIDC Intraday Auction: IDA Cancellation

Due to technical reasons or market issues, the auction IDA3 was cancelled.

Athens, 09/12/2024
SIDC Intraday Auction: IDA Cancellation

Due to technical reasons or market issues, the auction IDA1 was cancelled.

Athens, 29/11/2024
Waiver for Market Maker obligations 

HEnEx informs the Members of the Derivatives Market, that it will waive the market making obligations for submitting quotes for trading series GREPM 0125 due to technical issues.

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Historical Figures, can be found here.

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Natural Gas Trading Platform Messages

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Call Auction on 04.02.2025 , 19:00 EET

HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following details:

Delivery Date [Gas Day]: 04.02.2025
Product Code: GRGD250204
Balancing Gas Quantity: 3.000.000 kWh
Side: Buy
Auction Date and Time: 04.02.2025 , 19:00 EET

The Order Book will remain open for thirty (30) minutes.

Call Auction on 31.01.2025 , 22:00 EET

HEnEx would like to inform Market Participants about the Auction of Natural Gas Trading Platform with the following details:

Delivery Date [Gas Day]: 01.02.2025
Product Code: GRGD250201
Balancing Gas Quantity: 3.000.000 kWh
Side: Sell
Auction Date and Time: 31.01.2025 , 22:00 EET

The Order Book will remain open for thirty (30) minutes.

Call Auction on 31.01.2025 , 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]: 31.01.2025
Product Code: GRGD250131
Balancing Gas Quantity: 4.000.000 kWh
Side: Sell
Auction Date and Time: 31.01.2025 , 21:00 EET

The Order Book will remain open for thirty (30) minutes.

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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 € 15,852,752.07 for the calculation period January 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 € 2,111,204.49 for the calculation period January 2025.

Removal of Second Auction procedure in coupled and non-coupled operation of HEnEx's Day Ahead Market

We would like to inform you that following the Public Consultation of the NEMO Committee ,results of the Public consultation of RAEWW and according to Government Gazette Issue (FEK) Ε-264/2024, the execution of a Second Auction, which was performed in case the prices reach or exceed the predefined thresholds in the respective countries/bidding areas, will no longer be applicable in the Day Ahead Market. This change will be applied in Production environment on 29 January 2025 (first trading day) for Delivery Date 30/01/2025. 

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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:

Introduction

DAM & IDM Membership & Start-Up

DAM & IDM Business Processes

Clearing & Settlement Business Processes

Order types in the new HEnEx DAM & IDM auctions

Spot Trading System Application Programming Interface

Spot Trading & Clearing System

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Detailed information about the cookies we use, can be found in our cookies policy.