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Pathstone Data Breach History

Financial Services United States
Website

Pathstone (Pathstone Family Office) is a U.S. wealth-management and family-office advisory firm managing more than $170 billion in client assets across 22+ offices.

This page shows all data breaches of Pathstone. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.

2Total breaches
1.3MRecords breached
July 2026Last breach
43 AI Breach Risk score Moderate

Data Breach Timeline — All Pathstone Breaches

Pathstone Data Breach Summary

This page tracks the Pathstone data breach history and cybersecurity incidents affecting Pathstone (United States). BreachHistory currently indexes 2 publicly disclosed or catalogued incidents spanning 2026, with approximately 1.3 million records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.

The Pathstone breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed, while 2 remain unverified claims pending independent verification.

Largest Pathstone Data Breaches

The largest indexed incidents include the 2026 Pathstone — ShinyHunters extortion claim (unverified); ~641K records alleged and the 2026 Pathstone — forum sale claim (unverified); 614K banking/KYC records alleged. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by Pathstone or a regulator. Below is the list of large data breaches:

What Information Was Exposed?

Depending on the incident, exposed data may include Social Security numbers and national IDs, names, payment card and financial account data, bank account details, government ID documents, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Pathstone Data Breach 2026

At the time of this update, BreachHistory catalogues 2 2026 incidents related to Pathstone. Most recent entry: 2026 Pathstone — ShinyHunters extortion claim (unverified); ~641K records alleged. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.

What To Do If You Were Affected

If you believe your account may have been involved in a Pathstone data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.

This Pathstone breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.

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