Custodian Account Application

Interactive Brokers (IBKR) offers custodial accounts, known as UGMA/UTMA accounts, for minors residing in the US. These accounts allow adults to manage investments on behalf of a minor until they reach the age of majority. IBKR's custodial accounts are exclusively available to US residents. Find out more information by reviewing the Guide to Choosing the Right Account page and the What You Need for the Application page.

To open this type of account, please take the steps outlined below.

  1. Navigate to ibkr.com and select the Open Account button in the top right corner followed by Start Application.

    The open account on the IBKR website.

  2. Select the Individual tab on the left hand side and input an Email Address, Username, Password, and Country for this account.

    The open an individual account page on the IBKR website.

  3. Select Create Account to navigate to the next page.

  4. Confirm your email address by selecting the blue Confirm button in the top right corner. Select Custodian Account from the Individual Brokerage Accounts drop-down menu.

  5. Upon selecting the Custodian Account Type, you will be prompted to enter the State of Legal Residence and the Service Plan. Once these have been selected, click Start Application.

  6. The first page of the application is the About Minor section. Fill this out accordingly and press Continue.

  7. The next page of the application is the Custodial Information section. Click Add Individual Custodian or Add Entity Custodian.

  8. A pop-up will appear to add the Custodian information. Once complete, press Save.

  9. Provide Security Questions and press Continue.

  10. The next page of the application is the Configure Your Trading Account section. Fill this out accordingly and press Continue.

  11. The next page of the application is the Review & Sign Agreements section. Fill this out accordingly and press Continue.

  12. The final page of the application is the Status section. This page will state any additional information or documents needed to complete the application. These tasks are prompted based on the information you previously provided in the application. Select the blue buttons to Fund Your Account, Answer Questions, Verify Identity, and Upload Documents.

  13. Once all of these steps have been completed, a member from our back office team will review the application and any submitted documents. Once the account has been approved and opened, you will receive an email from Interactive Brokers advising that your account has been activated and you may log in at any time to start trading.