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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

- 17 January 2024
Monthly Market Report December 2023

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- 7 December 2023
SEMOpx Monthly Report for November 2023

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- 8 November 2023
SEMOpx Monthly Report for October 2023

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- 9 October 2023
SEMOpx Monthly Report for September 2023

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- 15 September 2023
SEMOpx Monthly Report for August 2023

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- 18 August 2023
SEMOpx Monthly Report for July 2023

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- 4 August 2023
Quarterly Market Report Q2 2023

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- 17 July 2023
SEMOpx Monthly Report for June 2023

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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