Financial Market Service FMS is a part of the Bulgarian Stock Exchange group.

FMS is an operator of an integrated system EXTRI for disclosure of information from the public companies and other Security issuers in an electronic way.

FMS also maintains a specialized media x3news.com that enables public companies and other issuers of securities to fulfil their legal obligations for information disclosure to the public according to the Law on public offering of securities. The system allows publication of other non-regulated information, advertisements, PR messages and others.