Interactive Brokers LLC data breach

Clerk's notes

Interactive Brokers LLC, a major global financial services firm, reported a data security incident to the California Attorney General on May 22, 2025. This filing indicates that unauthorized parties accessed certain internal systems around April 14, 2025. The company's business involves handling highly sensitive personal and financial information for its clients.

If you have received a formal data breach notification letter directly from Interactive Brokers, it signifies that your personal information was potentially involved in this incident. Such letters are issued to inform affected individuals about the event and to guide them on protective measures.

At present, the incident remains under investigation. While the specific types of personal information affected by this breach have not been detailed in the public record, it is understood that such firms maintain extensive client data. Those who received a notification should remain vigilant about their accounts and personal records.

It is important to review the advice provided in any notification letter from Interactive Brokers. Regularly monitor your financial accounts and credit reports for any suspicious activity. Consider placing a fraud alert or security freeze on your credit files to prevent unauthorized use of your information.

If you have received a data breach notification letter from Interactive Brokers LLC, you may have questions about what this means for you. Understanding your potential options after a data security incident is a common concern. A free case review can help clarify the situation based on the specific details in your notification.

If a notification letter about this breach reached you, see every California data breach on file or browse all cases.