Data breaches in April 2026
Data breaches first reported to a state attorney general, HHS or the SEC in April 2026: 22 breaches. Facts come from official filings with US state attorneys general, the U.S. Department of Health and Human Services (HHS) and the SEC; each breach page links its sources.
| Organization | First filed | People affected | Information exposed | Filed with |
|---|---|---|---|---|
| Mt. Spokane PediatricsMt. Spokane Pediatrics breach history | 32,021 |
|
Washington AG, HHS | |
| TransGlobal Insurance AgencyTransGlobal Insurance Agency breach history | 71,597 |
|
California AG, Washington AG, Texas AG | |
| GrayRobinson, P.A.GrayRobinson P.A. breach history | 80,383 |
|
HHS, California AG, Texas AG | |
| Florida Physician SpecialistsFlorida Physician Specialists breach history | 276,498 |
|
HHS, Texas AG | |
| Heritage BankHeritage Bank breach history | 185,288 |
|
California AG, Texas AG | |
| Harbor Developmental Disabilities Foundation (d/b/a Harbor Regional Center)Harbor Developmental Disabilities Foundation breach history | 2,287 |
|
HHS, California AG | |
| Laurel Eye ClinicLaurel Eye Clinic breach history | 145,221 |
|
HHS | |
| City of Suffolk, VirginiaCity of Suffolk, Virginia breach history | 157,725 |
|
Texas AG | |
| Web Hosting Hub, Inc.Web Hosting Hub, Inc. breach history | 13,598 |
|
California AG, Texas AG | |
| Informa (including Informa Exhibitions U.S. Construction and Real Estate, Inc., other Informa U.S. entities, and Informa TechTarget)Informa breach history | 5,959 |
|
California AG, Texas AG | |
| Innovative Scientific Solutions, LLCInnovative Scientific Solutions, LLC breach history | 143,842 |
|
HHS, Texas AG | |
| Cookeville Regional Medical CenterCookeville Regional Medical Center breach history | 337,917 |
|
Texas AG | |
| Ameriprise Financial, Inc.Ameriprise Financial, Inc. breach history | 47,876 |
|
Washington AG, California AG, Texas AG | |
| Bayside DentalBayside Dental breach history | 10,216 |
|
Washington AG, HHS | |
| City Health, a medical corporationCity Health, a medical corporation breach history | 65,000 |
|
HHS, California AG | |
| Pediatric Products, LLCPediatric Products, LLC breach history | 305,187 |
|
Washington AG, Texas AG, California AG | |
| Kloeckner Metals CorporationKloeckner Metals Corporation breach history | 7,493 |
|
California AG, Texas AG | |
| DermCare ManagementDermCare Management breach history | 1,367,176 |
|
Texas AG | |
| CardioFit Medical Group, Inc.CardioFit Medical Group, Inc. breach history | 7,243 |
|
HHS, California AG | |
| TruView BSI, LLCTruView BSI, LLC breach history | 20,318 |
|
California AG, Texas AG | |
| OneDigital Investment Advisors LLCOneDigital Investment Advisors LLC breach history | 28,414 |
|
Washington AG, California AG, Texas AG | |
| Wynn Resorts, LimitedWynn Resorts, Limited breach history | 21,775 |
|
California AG, Texas AG |
Other months in 2026
People affected is the official total from a filing, or “At least” the sum of state filings where no total was filed. Spotted an error? Report a correction.