Incident · State breach notice (California AG)
JRK Property Holdings data breach: 113,641 people after a March 2026 network incident
Compiled from public records. Updated 2026-11-14. By the cisonews.net Desk.
JRK Property Holdings reported a data breach affecting 113,641 people in total, the figure on Indiana's attorney general list, which counts 514 Indiana residents among them. The Los Angeles company says it identified suspicious activity on its network on March 26, 2026, and on June 28 its investigation found that an unauthorized person may have accessed files and folders holding the reader's personal information. Notices reached Indiana on July 24 and California on July 27. Washington's attorney general counts 5,667 of its residents.
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How many people were affected by the JRK Property Holdings data breach?
113,641 in total, the number JRK reported to Indiana. The letter gives no count.
| Regulator | Who it counts | Number | Recorded |
|---|---|---|---|
| Indiana attorney general | Total reported by JRK | 113,641 | Notice sent July 24, 2026 |
| Texas attorney general | Texans | 11,120 | Posted July 28, 2026 |
| Washington attorney general | Washington residents | 5,667 | Reported July 27, 2026 |
| Indiana attorney general | Indiana residents | 514 | Notice sent July 24, 2026 |
| California attorney general | No count published | — | Recorded July 27, 2026 |
Texas's attorney general lists 11,120 Texans for JRK Property Holdings, posted on July 28, 2026.
The ranking of 2026's largest breaches explains how Indiana's list counts totals, and why the same notice carries different numbers on different state lists.
What happened, and when?
As soon as it saw the activity, JRK says, it started its incident response, secured its systems and brought in cybersecurity experts.
| Date | Event |
|---|---|
| March 26, 2026 | JRK identifies suspicious activity on its network; the breach date on the California, Indiana and Washington records |
| June 28, 2026 | Investigation finds files and folders with personal information may have been accessed |
| July 24, 2026 | Notice sent, per Indiana |
| July 27, 2026 | Notice reported to California and Washington |
Discovery to the Indiana notice took 120 days: 94 to find which files were reached, then 26 to send letters. The guide to notice delays compares this with the rest of the log.
What information was involved?
Each letter pairs the reader's name with its own combination of data elements, and the filed copy leaves that list blank. For its residents, Washington's attorney general lists names, Social Security numbers, driver's license or state ID numbers, financial and banking information, military ID numbers, passport numbers and other information. JRK says there has been no evidence the information was misused. The letter does not say whether the people affected are residents, applicants, employees or others.
What is JRK offering?
| Item | Detail from the letter |
|---|---|
| Service | Experian IdentityWorks credit monitoring and identity theft protection, with identity restoration and $1 million identity theft insurance |
| Length | 12 or 24 months; the filed template shows both options |
| Enrollment | experianidworks.com/3bcredit with the activation code, before the date printed on the letter |
| Experian help | 877-288-8057, with the engagement number on the letter |
The letter also points readers to identitytheft.gov and asks them to review account statements and free credit reports. The guide to credit monitoring offers compares this offer with others in the log.
What Massachusetts recorded
Massachusetts' Office of Consumer Affairs and Business Regulation lists a report from JRK Property Holdings Inc, received on May 12, 2026, with 4,328 Massachusetts residents affected. For those residents it marks Social Security numbers, financial account numbers and credit or debit card numbers as breached. That report is dated before the June 28, 2026 finding the letter describes; the record does not say why.
What the documents leave open
- Who the 113,641 people are, and which data elements each letter lists.
- How the intruder got in, and whether files were copied as well as reached.
- Whether JRK's properties or their residents' accounts were affected.
How this disclosure's timing compares
JRK Property Holdings disclosed 120 days after the discovery date its notice gives. Across the 206 other state breach notices on cisonews.net that date discovery to the day, the median gap is 100 days.
California's breach-notice rule
California's breach law (Civil Code § 1798.82 for businesses, § 1798.29 for state agencies) requires any person or business that must notify more than 500 California residents of a single breach to submit one sample copy of that notice to the Attorney General electronically. The California Attorney General's breach list, where this notice was found, is built from those submissions. Source: California Department of Justice, Office of the Attorney General, Data Security Breach Reporting. The guide Data breach laws by state: notice deadlines and attorney general thresholds in 23 states reads the rule in full, and the glossary defines Breach notification law.
Other real estate incidents on cisonews.net
- Lincoln Property Company Commercial LLC, Breach notice, first disclosed October 1, 2026; 19,300 affected in total (Indiana Attorney General)
- Cushman & Wakefield, Breach notice, first disclosed August 7, 2026; 250,576 affected in total (Indiana Attorney General)
- Brandywine Realty Trust, 8-K Item 1.05, first disclosed May 7, 2024
Sources
- 2026-07-27 · AJRK Property Holdings, notice letter filed with the California Attorney General, published July 27, 2026
- 2026-07-27 · ACalifornia Attorney General, data breach notification record, published July 27, 2026
- 2026-11-09 · AIndiana Attorney General, data breach year-to-date report (2026), published November 9, 2026
- 2026-11-09 · AWashington Attorney General, data breach notifications, published November 9, 2026
- 2026-11-09 · ATexas Attorney General, data security breach reports, published November 9, 2026
- 2026-11-09 · AMassachusetts Office of Consumer Affairs and Business Regulation, 2026 Data Breach Notification Report, published November 9, 2026
- undated · ACalifornia Department of Justice, Office of the Attorney General, Data Security Breach Reporting
Tier A: the organization itself (including notices it filed with a state attorney general), a regulator or SEC EDGAR. Tier B: established press. Each fact on this page carries its supporting passage in the page source.
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