DisclosureLens
UnknownMedium

ULTRA CLEAN HOLDINGS, INC.

bd_10838ceb3c534737 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 5, 2020

Filed

Nov 10, 2020

To disclose

14 weeks

Affected

5,449

Linked

7 filings

Confidence

95%
Full breach record for ULTRA CLEAN HOLDINGS, INC. →2 incidents on file

Ultra Clean Holdings, Inc. reported a data breach to the Oregon Attorney General. The breach was reported on 2020-11-10. The breach occurred during 8/3/2020 - 8/4/2020. The breach was discovered on 8/5/2020. 5,449 individuals were affected. Notice was sent on 11/9/2020.

Oregon clock✗ OR AG >45d14 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 · 2 days
discovery → filing · 14 weeks / 97 days

Aug 3, 2020

Begins

Aug 5, 2020

Discovered

Nov 10, 2020

Filed

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

Show 2 more filings ↓up to 43d gap

Filing propagation · 7 filings · 6 states

View merged incident ↗
Maine State AGOct 23 · first
Montana State AGOct 23 · first
Indiana State AG+17d
Oregon State AG+18d · this page
Maine State AG+55d
New Hampshire State AG+59d
California State AG+61d

Pattern: first filing Oct 23 (ME), last Dec 23 (CA) — a 61-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.