{"filing":{"accession_number":"0001104659-26-107560","cik":"0000048732","ticker":null,"company_name":"CENTERPOINT ENERGY HOUSTON ELECTRIC LLC","form":"8-K","filing_date":"2026-09-14","report_date":"2026-09-14","primary_document":"tm2625326d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/48732/000110465926107560/tm2625326d1_8k.htm"},"events":[{"id":33375,"run_id":30685,"accession_number":"0001104659-26-107560","anchor_item_number":"8.01","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"summary":"CenterPoint Energy discloses an unauthorized third-party breach of customer personal information through an external-facing system, with the company activating incident response protocols, engaging third-party cybersecurity experts, and notifying law enforcement and regulatory authorities. While the company states it does not currently believe there will be material financial impact and that service delivery remains unimpacted, the disclosure of a data breach affecting customer information, combined with ongoing investigation and expected remediation expenses, constitutes a material cybersecurity incident under Item 1.05 (required disclosure since 2023).","company_name":"CENTERPOINT ENERGY HOUSTON ELECTRIC LLC","ticker":null,"filing_date":"2026-09-14","form":"8-K","submitted_at":null,"items":[{"id":36817,"accession_number":"0001104659-26-107560","item_number":"8.01","item_title":"Other Events.","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"reasoning":"CenterPoint Energy discloses an unauthorized third-party breach of customer personal information through an external-facing system, with the company activating incident response protocols, engaging third-party cybersecurity experts, and notifying law enforcement and regulatory authorities. While the company states it does not currently believe there will be material financial impact and that service delivery remains unimpacted, the disclosure of a data breach affecting customer information is a material cybersecurity incident under Item 1.05 (required since 2023) and Item 8.01, triggering mandatory disclosure obligations and affecting investor assessment of operational and reputational risk.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-14T21:17:23.569288+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":36817,"accession_number":"0001104659-26-107560","item_number":"8.01","item_title":"Other Events.","event_type":"cybersecurity_incident","event_domain":"legal","is_material":true,"confidence":0.95,"reasoning":"CenterPoint Energy discloses an unauthorized third-party breach of customer personal information through an external-facing system, with the company activating incident response protocols, engaging third-party cybersecurity experts, and notifying law enforcement and regulatory authorities. While the company states it does not currently believe there will be material financial impact and that service delivery remains unimpacted, the disclosure of a data breach affecting customer information is a material cybersecurity incident under Item 1.05 (required since 2023) and Item 8.01, triggering mandatory disclosure obligations and affecting investor assessment of operational and reputational risk.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-14T21:17:23.569288+00:00","company_name":"CENTERPOINT ENERGY HOUSTON ELECTRIC LLC","ticker":null,"filing_date":"2026-09-14"}]}