HackingFinancial ServicesFinanceData ExfiltratedCustomer Data InvolvedDelayed DiscoveryPIIIDENTITY_GOVERNMENTIDENTITY_BASICHighContained
HIGHTOWER HOLDING, LLC
bd_9ab4cb833accec1b · schema v1 · pii pii-v1
Full breach record for HIGHTOWER HOLDING, LLC →Hightower Holding, LLC (Chicago-based financial services firm) notified 1,557 Maine residents of unauthorized access via compromised credentials on Jan 8-9, 2026, discovered Jan 9. Files containing names, Social Security numbers, and driver's license numbers were downloaded. Forensic investigation conducted; federal law enforcement notified. 12-month credit monitoring offered via Cyberscout/TransUnion.
Maine clockDiscovered Jan 9, 2026 → Filed with AG Mar 24, 202674d ⏱ ME AG >30d11 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
This filing is one of 7 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (6) · sorted by filing gap
- bd_6ed226a1f4fa64d6Texas State AGfiled 2026-03-25(1d gap)Verified
- bd_11c694a16108e78eVermont State AGfiled 2026-03-23(1d gap)Verified
- bd_618ac39ae73afd62Washington State AGfiled 2026-03-23(1d gap)Candidate
- bd_63d000b1f7a59192New Hampshire State AGfiled 2026-03-23(1d gap)Verified
Show 2 more filings ↓Show fewer ↑up to 1d gap
- bd_79f3f28728521373Indiana State AGfiled 2026-03-23(1d gap)Verified
- bd_88f8377542b02145Maine State AGfiled 2026-03-23(1d gap)Verified
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/6ec36d72-fc27-49a7-8883-1b4d7ece9e0d.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 24, 2026
- Raw hash
- 64d69b82b5a2bdc452d831c6ebcb1af45d45d98e7d6fc780b84976fa85df6508
Reporting entity
- Name
- HIGHTOWER HOLDING, LLCnorm: hightower holding
- Domain
- hightoweradvisors.com
- Industry
- Financial Services
Victim entity
- Name
- HIGHTOWER HOLDING, LLCnorm: hightower holding
- Domain
- hightoweradvisors.com
- Industry
- Financial Services
- Industry
- Financial Servicesllm
Incident
- Discovered
- Jan 9, 2026
- Materiality determined
- —
- Notification sent
- Mar 23, 2026
- Affected individuals
- 1,557
- Data types
- PIIIDENTITY_GOVERNMENTIDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
- Threat actor
- External
- Regulator citations
- Notified Maine Attorney GeneralNotified federal law enforcement
- Initial access
- valid_credentials
Compliance
- Time to disclose
- 11 weeks(74 days from discovery to filing)
- Compliance flags
- ME AG >30d · 74dME resident >60d · 73d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Jan 9, 2026→ Filed with AG: Mar 24, 202674d 30 days (soft) ME AG >30d Maine Discovered: Jan 9, 2026→ Notified: Mar 23, 202673d 60 days (analyst band; statutory cap is 30 days) ME resident >60d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.