Recent Data Breaches (2026)

Companies recently disclosed these data breaches to state regulators. Got a breach notification letter, or worried you were affected? Each page explains what's known, how to tell if you're affected, the steps to protect yourself, and how to check whether the breach leads to a class action settlement you can claim.

A breach notice is not a settlement. It means a company disclosed a security incident. A settlement — money you can claim — only comes later, and only sometimes. Class Action Buddy tracks settlements and alerts you if one opens for a company whose breach affected you. See also our directory of data-breach settlements.
Reported Jul 9, 2026
Lincoln Technical Institute data breach
Reported Jul 2, 2026
L.A. Care Health Plan data breach
Reported Jul 2, 2026
Markel Insurance data breach
Reported Jul 2, 2026
Child Care Resource Center data breach
Reported Jul 2, 2026
TriWest Healthcare Alliance data breach
Reported Jun 30, 2026
Monmouth University data breach
Reported Jun 30, 2026
North Los Angeles County Regional Center data breach
Reported Jun 30, 2026
Glucobit data breach
Reported Jun 30, 2026
Kubota North America data breach
Reported Jun 29, 2026
Sierra Management Group data breach
Reported Jun 29, 2026
Medtronic data breach
Reported Jun 26, 2026
AssetMark data breach
Reported Jun 26, 2026
MCBS data breach
Reported Jun 26, 2026
Blank Rome data breach
Reported Jun 26, 2026
Yellow data breach
Reported Jun 25, 2026
Tower Administrative Services data breach
Reported Jun 25, 2026
Santa Monica Community College data breach
Reported Jun 25, 2026
Hausfeld data breach
Reported Jun 25, 2026
Mercor.io data breach
Reported Jun 24, 2026
Eisen data breach
Reported Jun 23, 2026
First Advantage data breach
Reported Jun 23, 2026
Glendale Community College data breach
Reported Jun 19, 2026
Xsolis data breach
Reported Jun 18, 2026
Richard D. Jones data breach
Reported Jun 17, 2026
AssuranceAmerica Managing General Agency data breach
Reported Jun 15, 2026
Networking Technology data breach
Reported Jun 15, 2026
Nelson University data breach
Reported Jun 12, 2026
Virta Medical data breach
Reported Jun 12, 2026
Los Angeles County Department of Public Social Services data breach
Reported Jun 12, 2026
Bellflower Unified School District data breach
Reported Jun 12, 2026
iBUYPOWER data breach
Reported Jun 11, 2026
Clinical Registry Solutions data breach
Reported Jun 10, 2026
Larry Flynt's Lucky Lady Casino data breach
Reported Jun 9, 2026
Pearlman, Brown & Wax data breach
Reported Jun 5, 2026
Meta Platforms data breach
Reported Jun 5, 2026
Lansing Community College data breach
Reported Jun 5, 2026
Plaza Home Mortgage data breach
Reported Jun 5, 2026
Towerpoint Wealth data breach
Reported Jun 5, 2026
Gay & Lesbian Community Services Center of Orange County data breach
Reported Jun 5, 2026
Ultrahuman Healthcare Private data breach
Reported Jun 1, 2026
Mariner Wealth Advisors data breach
Reported Jun 1, 2026
Strategic Education data breach
Reported Jun 1, 2026
Fong, Ko & Associates data breach
Reported May 29, 2026
RCI Internet Services data breach
Reported May 29, 2026
Educational Employees Credit Union data breach
Reported May 29, 2026
Texollini data breach
Reported May 29, 2026
IMA Diligence Services data breach
Reported May 28, 2026
Industrial Acceptance data breach
Reported May 28, 2026
Texas Capital data breach
Reported May 28, 2026
Blue Teal Holdings data breach
Reported May 28, 2026
La Perouse data breach
Reported May 28, 2026
Harbor Regional Center) data breach
Reported May 28, 2026
Johnson-Peltier Electric data breach
Reported May 27, 2026
Ampex Data Systems data breach
Reported May 26, 2026
Interstate Management Company data breach
Reported May 26, 2026
ERMI data breach
Reported May 22, 2026
Sacramento County data breach
Reported May 20, 2026
Frost Bank data breach
Reported May 19, 2026
Southern California University of Health Sciences data breach
Reported May 18, 2026
The Beacon Mutual Insurance data breach
Reported May 15, 2026
City of Port Hueneme data breach
Reported May 15, 2026
Fluke data breach
Reported May 15, 2026
US Tiger Securities data breach
Reported May 15, 2026
The Phia Group data breach
Reported May 14, 2026
Cresset Capital Management data breach
Reported May 12, 2026
Family Health Centers of San Diego data breach
Reported May 12, 2026
Tulane University data breach
Reported May 11, 2026
Las Lomitas Elementary School District data breach
Reported May 11, 2026
American Lending Center data breach
Reported May 8, 2026
Chaffey Joint Union High School District data breach
Reported May 8, 2026
Hogan Transports data breach
Reported May 8, 2026
MemberSource Credit Union data breach
Reported May 7, 2026
Cornerstone Care Center data breach
Reported May 7, 2026
Alliance Roofing Company data breach
Reported May 5, 2026
Berger & Williams data breach
Reported Apr 29, 2026
TransGlobal Insurance Agency data breach
Reported Apr 28, 2026
Access Information Management Shared Services data breach
Reported Apr 28, 2026
Frontwave Credit Union data breach
Reported Apr 27, 2026
Conduent Business Services data breach
Reported Apr 24, 2026
Texas Tech University Health Sciences Center data breach
Reported Apr 23, 2026
Marin Cancer Care data breach
Reported Apr 21, 2026
Cloud Imperium Games data breach
Reported Apr 21, 2026
Web Hosting Hub data breach
Reported Apr 20, 2026
Solari Accountancy data breach
Reported Apr 17, 2026
Ameriprise Financial data breach
Reported Apr 17, 2026
Columbia Bank data breach
Reported Apr 17, 2026
Informa data breach
Reported Apr 17, 2026
Impac Mortgage Holdings data breach
Reported Apr 17, 2026
Alaska Air Group Federal Credit Union data breach
Reported Apr 17, 2026
Nobu Restaurant Group Holding Company data breach
Reported Apr 15, 2026
Douglas M Smith & Co Cpas data breach
Reported Apr 14, 2026
City Health, a medical data breach
Reported Apr 14, 2026
Mindpath Health data breach
Reported Apr 14, 2026
Pediatric Products data breach
Reported Apr 10, 2026
Kloeckner Metals data breach
Reported Apr 10, 2026
Windward Life Care data breach
Reported Apr 10, 2026
David Evans Enterprises data breach
Reported Apr 9, 2026
CardioFit Medical Group data breach
Reported Apr 8, 2026
TEXCAZ Insurance Services data breach
Reported Apr 8, 2026
OneDigital Investment Advisors data breach
Reported Apr 8, 2026
TruView BSI data breach
Reported Apr 8, 2026
DermCare Management data breach
Reported Apr 6, 2026
Option Care Health data breach
Reported Apr 3, 2026
Maritz Holdings data breach
Reported Apr 3, 2026
SitusAMC Holdings data breach
Reported Apr 3, 2026
Wynn Resorts data breach
Reported Apr 2, 2026
TIMEC Oil & Gas data breach
Reported Apr 2, 2026
Hims & Hers data breach
Reported Apr 1, 2026
Insightin Health data breach
Reported Apr 1, 2026
CHP 11-99 Foundation data breach
Reported Mar 31, 2026
illumifin data breach
Reported Mar 31, 2026
Mercer Advisors data breach
Reported Mar 31, 2026
Advantage Media Services data breach
Reported Mar 26, 2026
Alliance Industrial Refrigeration Services data breach
Reported Mar 26, 2026
Nephrology Associates Medical Group data breach
Reported Mar 26, 2026
MXB Battery Operations data breach
Reported Mar 25, 2026
Cetera Financial Group data breach
Reported Mar 23, 2026
Benefitelect data breach
Reported Mar 20, 2026
Stockton Cardiology Medical Group data breach
Reported Mar 20, 2026
The Shubert Organization data breach
Reported Mar 19, 2026
Senior Operations data breach
Reported Mar 19, 2026
Check City data breach
Reported Mar 18, 2026
Navia Benefit Solutions data breach
Reported Mar 17, 2026
OpenLoop Health data breach
Reported Mar 17, 2026
Kaplan North America data breach
Reported Mar 16, 2026
Marquis Software Solutions data breach
Reported Mar 16, 2026
Wound Technology Network data breach
Reported Mar 16, 2026
Retail Merchandising Services data breach
Reported Mar 11, 2026
OSI Systems data breach
Reported Mar 9, 2026
melvin mora data breach
Reported Mar 9, 2026
Ericsson data breach
Reported Mar 9, 2026
Metropolitan Life Insurance data breach
Reported Mar 6, 2026
EP Wealth Advisors data breach
Reported Mar 5, 2026
Service Lighting data breach
Reported Mar 5, 2026
Northwest Medical Homes data breach
Reported Mar 5, 2026
Tieu Dental data breach
Reported Mar 4, 2026
Williams Accountancy data breach
Reported Mar 2, 2026
Palo Verde Hospital data breach
Reported Mar 2, 2026
Valley Radiology Consultants Medical Group data breach
Reported Feb 27, 2026
PIH Health data breach
Reported Feb 27, 2026
New American Funding data breach
Reported Feb 26, 2026
Idera data breach
Reported Feb 26, 2026
Madison Square Garden Entertainment data breach
Reported Feb 26, 2026
Jeff Anderson & Associates PA data breach
Reported Feb 26, 2026
DC Professional Tax Service data breach
Reported Feb 25, 2026
Pyramid Global Hospitality data breach
Reported Feb 24, 2026
360training.com data breach
Reported Feb 24, 2026
Evergreen Healthcare Group data breach
Reported Feb 24, 2026
Hennessy Advisors data breach
Reported Feb 23, 2026
QualDerm Partners data breach
Reported Feb 21, 2026
Workers Compensation Insurance Rating Bureau of California data breach
Reported Feb 20, 2026
Too Lost data breach
Reported Feb 19, 2026
TAK Broadband data breach
Reported Feb 19, 2026
Choice Hotels International data breach
Reported Feb 19, 2026
Ahtna data breach
Reported Feb 18, 2026
North East Medical Services data breach
Reported Feb 13, 2026
Tenga Usa data breach

Data-breach information is compiled from the California Attorney General's public breach-notification list. Class Action Buddy is not a law firm and is not affiliated with any regulator or the listed companies. Confirm details on each official record.