Questions or comments for the Investor Relations Department from private investors, institutional investors or analysts may be submitted by email or telephone. The department hours are Monday through Friday from 9:00 to 17:00 Eastern time, excluding U.S. holidays. To contact us by telephone, toll free within the U.S., dial 1 (888) 919-0022; direct or outside the U.S. dial 1 (312) 542-6890. To contact us by email, please fill out and submit the form below.

If you are a member of the media we ask that you direct your inquiry to Kalen Holliday at 1 (203) 913-1369 or media@interactivebrokers.com.

Please note that we typically respond to email inquiries on the same day and telephone inquiries received via voicemail generally within 24 hours. We look forward to hearing from you.


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