CFTC Subpoenas Bitfinex over its Murky Relationship with Tether ByAziz Abdel-QaderPRO INVESTOR Updated: 31 January 2018 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. Tether’s records showed it held $443 million as of September 15.