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Brown Advisory Data Breach Lawsuit Investigation
Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the Brown Advisory LLC data breach.
If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.
About Brown Advisory
Brown Advisory LLC is an independent investment management and strategic advisory firm headquartered in Baltimore, Maryland. Founded in 1993, the company serves individuals, families, institutions, nonprofits and financial intermediaries across all 50 states and more than 44 countries and territories.
Brown Advisory is majority employee-owned, with about 1,000 colleagues worldwide, and is registered with the Securities and Exchange Commission as an investment adviser.
What Happened?
On Jan. 21, 2026, Brown Advisory discovered a security incident involving unauthorized access by a recognized threat actor to certain of its systems. Upon learning of the breach, the company engaged leading cybersecurity experts, initiated an investigation, and notified law enforcement.
The investigation found no evidence that transactions, trading or client investments were compromised. However, the threat actor did access sensitive personal information.
According to the notice filed with the Massachusetts Attorney General's office on March 3, 2026, the breach affected at least 134 Massachusetts residents.
Information Exposed:
- Names
- Phone numbers
- Email addresses
- Addresses
- Social Security numbers
- Drivers licenses
- Driver’s license images
- Passport images
- Financial account numbers
You May Be Entitled to Compensation
If you were impacted by the Brown Advisory data breach, you may be eligible to join a class action lawsuit and receive compensation for damages related to the exposure of your personal information. Lawyers are currently investigating claims on behalf of affected individuals.
Completing the below form is the first step to find out if you qualify and to protect your rights.
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