Gibraltar Stock Exchange | 2,783 followers on LinkedIn. Enquiries Email: info@gsx.gi The Gibraltar Stock Exchange is licensed by the Financial Services Commission (the Gibraltar regulator and competent authority) and has been open since 2014. The Gibraltar Stock Exchange operates two markets: the Main Market a regulated market and the Global Market a self-regulated market which is a Multilateral Trading Facility (MTF), both recognised by the United Kingdom’s tax authority (HMRC) under S1005 (1)(b) Income Tax Act 2007.