ULTRA CLEAN HOLDINGS, INC. — August 2020 breach

Clustered 7 filings across 6 jurisdictions · filing window Oct 23, 2020 → Dec 23, 2020. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

7 filings

States

Affected · reported

6,060

First → last filing

Oct 23, 2020 → Dec 23, 2020

Merge confidence

100%

incident inc_840272e1bc3f41b5 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 7 regulatory filings. Intrusion Aug 3, 2020–Aug 4, 2020, discovered Aug 5, 2020 — the first regulatory filing landed 79 days later; 2 later filings were flagged late. 6,060 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), Financial account, and 1 more. Notifications rolled out on a 61-day schedule across 7 filings beginning Oct 23, 2020. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

79days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Filing span

61days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksOregon✗ OR AG >45dCalifornia✗ CA 60-day late · 79dMaine⏱ ME AG >30d · 79dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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