HackingOtherVulnerability ExploitStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Government IDHighContained

Interstate Management Company, LLC

bd_c3abfae1f8e44f33 · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 23, 2026

Filed

May 26, 2026

To disclose

5 weeks

Affected · nationwide

22,7433 in this filing

Linked

7 filings

Confidence

65%

Full breach record for Interstate Management Company, LLC →

Interstate Management Company, LLC reported an external system breach (hacking) occurring on November 19, 2025, discovered on April 23, 2026. The incident affected 22,743 individuals, including 3 Maine residents. Data types compromised included names, personal identifiers, and government IDs. The company notified affected individuals in writing on May 26, 2026, and provided 12 months of credit monitoring via IDX.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Apr 23, 2026 → Filed with AG May 26, 202633d ⏱ ME AG >30d5 weeks 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.

Incident timeline

undetected · 155 days

discovery → filing · 5 weeks / 33 days

Nov 19, 2025

Begins

Apr 23, 2026

Discovered

May 26, 2026

Filed

vs. sector median

3 wks faster

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

California State AGbd_604a38f9d0f903942026-05-26Verified
Massachusetts State AGbd_76511e81864b77022026-05-26Candidate
Indiana State AGbd_ccb9a19feee546fa2026-05-26Verified
Vermont State AGbd_f15b1d2268e818fe2026-05-26Verified

Show 2 more filings ↓up to 2d gap

Nebraska State AGbd_f3721a55df207f3f2026-05-26Verified
Texas State AGbd_6b1874efb28835fc2026-05-28 · +2dVerified by operator

Name: Interstate Management Company, LLC
norm: interstate management

Name: Interstate Management Company, LLC
norm: interstate management
Industry: Otherllm

Discovered: Apr 23, 2026
Breach occurred: Nov 19, 2025
Undetected for: 155 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 26, 2026
Affected individuals: 22,743state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Filed notification with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 months of credit monitoring services through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(33 days from discovery to filing)
Compliance flags: ME AG >30d · 33d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Apr 23, 2026
→ Filed with AG: May 26, 2026
33d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Apr 23, 2026 → Filed with AG: May 26, 2026	33d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

California State AGMay 26 · first

Massachusetts State AGMay 26 · first

Indiana State AGMay 26 · first

Vermont State AGMay 26 · first

Nebraska State AGMay 26 · first

Maine State AGMay 26 · first · this page

Texas State AG+2d

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/fcbafb44-97d6-4512-8177-8d2528648275.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 26, 2026
Raw hash: d8ebe5241f66673dda631285de40959d99e2bcb163e01d893dd47ec435f0b1e4

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityInterstate Management Company, LLC

Victim entityInterstate Management Company, LLC

Incidentdiscovered Apr 23, 2026

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov