DisclosureLens
UnknownOtherIdentity (basic)Government IDHigh

DELEK US HOLDINGS, INC.

bd_cbe755b5a46e20f6 · schema v1 · pii pii-v2

Severity

High

Discovered

Sep 23, 2026

Filed

Oct 16, 2026

To disclose

23 days

Affected · nationwide

2,5661,666 in this filing

Linked

2 records

Confidence

95%
Full breach record for DELEK US HOLDINGS, INC. →2 incidents on file

Delek US Energy, Inc. based in Brentwood, Tennessee, a other entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-09-23 and reported on 2026-10-16. 1,666 Texas residents were affected. 2,566 individuals affected in total. Types of information involved: Name of individual;Social Security Number Information;Driver’s License number. Consumers were notified via U.S. Mail.

Leak gap clock⏱ Leak >30d23 days 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

discovery → filing · ≤ 23 days

Sep 23, 2026

Discovered

Oct 16, 2026

Filed

vs. sector median

3 wks faster

This filing is one of 2 records about the same incident.View merged incident
A leak claim by helix about this victim was first seen 58 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

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.