UnknownFinancial ServicesFinanceIDENTITY_GOVERNMENTPIIMedium
HENNESSY ADVISORS, INC.
bd_4a3d6923a18d23b5 · schema v1 · pii pii-v1
Full breach record for HENNESSY ADVISORS, INC. →Hennessy Advisors, Inc. based in Novato, California, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-02-05 and reported on 2026-02-25. 729 Texas residents were affected. 12,643 individuals affected in total. Types of information involved: Name of individual;Social Security Number Information;Driver’s License number;Financial Information (e.g. account number, credit or debit card number). Consumers were notified via U.S. Mail.
Texas clock✓ TX AG ≤30d20 days discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
This filing is one of 6 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (5) · sorted by filing gap
- bd_072c9ab8534cfc81California State AGfiled 2026-02-24(1d gap)Verified
- bd_41991ab4574f8c98Maine State AGfiled 2026-02-24(1d gap)Verified by operator
- bd_6d4e4e25f72021c3New Hampshire State AGfiled 2026-02-24(1d gap)Verified
- bd_155d62cf97956468Indiana State AGfiled 2026-02-23(2d gap)Candidate
Show 1 more filing ↓Show fewer ↑up to 2d gap
- bd_d11bdc8476440748Vermont State AGfiled 2026-02-23(2d gap)Verified
Source provenance
- Source URL
- https://oag.my.site.com/datasecuritybreachreport/apex/DataSecurityReportsPage#BR-0004860
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Feb 25, 2026
- Raw hash
- 088baec737c520e8a4cbfc5a729465f06f483f6c902e650da647db9d3e32e79a
Reporting entity
- Name
- HENNESSY ADVISORS, INC.norm: hennessy advisors
- Domain
- hennessyadvisors.com
Victim entity
- Name
- HENNESSY ADVISORS, INC.norm: hennessy advisors
- Domain
- hennessyadvisors.com
- Industry
- Financial Servicesllm
Incident
- Discovered
- Feb 5, 2026
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 729
- Data types
- IDENTITY_GOVERNMENTPII
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 20 days(20 days from discovery to filing)
- Compliance flags
- TX AG ≤30d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.