Trading activities of electricity supply companies

As a consequence of the liberalisation of the energy markets in most regions of Europe, trading in electricity and energy sources such as coal and gas has become an important activity for electricity supply companies in addition to their supply mandate. In order to assess the risks that are involved for domestic energy suppliers, ElCom collects the relevant risk data on a periodical basis.   

https://www.elcom.admin.ch/content/elcom/en/home/topics/supply-security/trading-activities-of-electricity-supply-companies.html