How can I contact LedgerX? Questions? We are here to help! You can check out our Frequently Asked Questions, that include articles such as: How can I open an account? How can I reset my two-factor authentication? How can I deposit US dollars? How can I deposit bitcoin? When can I submit exercise instructions? How do I exercise options? How can I close out of an options position? The fastest way to reach us is by emailing us at firstname.lastname@example.org.