DisclosureLens
HackingData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

NPK International Inc.

bd_09ed1169ed90732b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 12, 2025

Filed

Sep 11, 2025

To disclose

4 weeks

Affected

1state residents only

Linked

5 filings

Confidence

66%
Full breach record for NPK International Inc. →

NPK International Inc. reported an external system breach (hacking) occurring between Oct 28-29, 2024. An unauthorized actor accessed the network and copied files containing a Maine resident's name, SSN, and financial account number. NPK discovered the incident on Aug 12, 2025, notified law enforcement, engaged forensic investigators, and mailed notification on Sep 11, 2025, offering one year of credit monitoring.

Date basis clock✓ Clock withheld · confirmation date4 weeks discovery → filing

Incident timeline

undetected · 288 days
discovery → filing · 4 weeks / 30 days

Oct 28, 2024

Begins

Aug 12, 2025

Discovered

Sep 11, 2025

Filed

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Filing propagation · 5 filings · 5 states

View merged incident ↗
Indiana State AGSep 11 · first
Nebraska State AGSep 11 · first
Massachusetts State AGSep 11 · first
Maine State AGSep 11 · first · this page
Texas State AG+35d

Pattern: first filing Sep 11 (IN), last Oct 16 (TX) — a 35-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.