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Markets
Markets
An overview of how the SEMOpx electricity markets operate and the timelines they work on.
Day-Ahead Market
Intraday Auctions Market

Intraday Continuous Market
Clearing and Settlement
Market Data
Market Data
View the full range of static and dynamic reports available to download.
Market Results
See dynamic report tables and graphs for latest auctions, which can be viewed online or downloaded.
Reports

Static Reports

Remit Reports
Document Library
Market related documentation and Trading & Technical documentation.
Rules & Monitoring
Rules & Monitoring
SEMOpx is governed by a set of rules and operating procedures that set out the obligations on Exchange Members and process for trading on the exchange.
Market Rules
Latest approved SEMOpx Rules, Procedures and any approved Modifications.
Modifications
Modifications to the SEMOpx Rules.

Exchange Committee

Submit a Modification Proposal

Modifications Under Consideration

Committee Meetings
Market Monitoring

Market Surveillance

REMIT Reporting
Join the Market
Join the Market
Find registration information for a company to participate in the Day-Ahead and Intraday Market.
How to Join
To trade on SEMOpx Day-Ahead and Intraday Markets you need to complete the application process
Training
Information on all aspects of Single Electricity Market.

SEMO
Contact
Member Login

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News

News

- 7 June 2023
Monthly Market Report May 2023

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- 5 May 2023
Monthly Market Report April 2023

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- 25 April 2023
Quarterly Market Report Q1 2023

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- 5 April 2023
March 2023 Monthly Report

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- 2 March 2023
February 2023 Monthly Report

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- 20 February 2023
January 2023 Monthly Report

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- 13 February 2023
Quarterly Market Report Q4 2022

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- 3 January 2023
December 2022 Monthly Report

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SEMOpx Power Exchange 2026

Republic of Ireland

The Oval, 160 Shelbourne Road, Ballsbridge, Dublin 4, D04 FW28.

Northern Ireland

Castlereagh House, 12 Manse Road, Belfast, BT6 9RT.

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Republic of Ireland

The Oval, 160 Shelbourne Road, Ballsbridge, Dublin 4, D04 FW28.

Northern Ireland

Castlereagh House, 12 Manse Road, Belfast, BT6 9RT.

Subscribe
Market Messages
Events
News
Glossary
About SEMOpx

Privacy Statement
Cookies
Disclaimer
Web Accessibility
Site Map