Sotheby's data breach

Clerk's notes

Sotheby's, a leading international auction house and luxury marketplace known for handling fine art, jewelry, and high-value collectibles, has formally reported a data breach. The company filed notice with the New Hampshire Attorney General's office on October 15, 2025. The incident is currently under investigation to determine its full scope and impact.

The report indicates that unauthorized access occurred within Sotheby's internal systems. Given the nature of Sotheby's business, which involves high-stakes transactions, the company collects and stores various forms of personal information necessary for bidding, authentication, and compliance. This information could include details often required for significant financial activities.

While the exact types of personal information involved in this particular breach have not been publicly specified, the notification to the New Hampshire Attorney General confirms that individuals' data may have been exposed. For those who have received a formal data breach notification letter from Sotheby's, this letter confirms that your personal information was likely among the files accessed by unauthorized parties.

If you have received such a notification, it is crucial to review it thoroughly. The letter from Sotheby's should provide more specific details regarding the incident, including any identity protection services or other resources the company may be offering. Monitoring your accounts and remaining vigilant for any unusual activity are important general steps to take.

This incident is an ongoing matter, and authorities are continuing their review. If you are a past or present client of Sotheby's and have received a data breach notification letter, you may have questions about your legal standing. Understanding the potential implications of such an exposure is important.

We encourage individuals who have received notification from Sotheby's to consider requesting a free case review. This can help you understand the specifics of the breach as they apply to your situation and discuss any available next steps.

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