XTB is an online broker that offers retail clients trading through a web platform and a mobile app. The parent company, XTB S.A., is headquartered in Warsaw and listed on the Warsaw Stock Exchange. For clients in the United Kingdom, the website names XTB Limited, which it says is authorised and regulated by the UK Financial Conduct Authority.
XTB's investor relations materials name XX ZW Investment Group S.A., a Luxembourg company, as its largest shareholder, with 27.78 percent of shares and votes according to a company report of 7 September 2026. That company is controlled by the group's founder, and the remaining shares are in free float. No majority shareholder is named, so no foreign parent company is named. The sources consulted do not state where customer data is hosted. European clients should review the privacy policy and processing terms before opening an account.