{"filing":{"accession_number":"0000825313-26-000039","cik":"0000825313","ticker":"AB","company_name":"ALLIANCEBERNSTEIN HOLDING L.P.","form":"8-K","filing_date":"2026-06-10","report_date":null,"primary_document":"ab-20260610.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/825313/000082531326000039/ab-20260610.htm"},"events":[{"id":5572,"run_id":4888,"accession_number":"0000825313-26-000039","anchor_item_number":"7.01","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"summary":"The filing discloses preliminary assets under management (AUM) as of May 31, 2026 via a news release furnished under Regulation FD Disclosure. While AUM is a key operational metric for asset managers that investors monitor, this disclosure does not fit cleanly into the standard event taxonomy (not earnings, M\u0026A, executive changes, impairments, etc.). The materiality depends on whether the AUM figures represent significant changes, but the disclosure itself—a routine monthly/quarterly AUM announcement—is a standard practice for asset managers and may be administrative rather than material in the strict sense.","company_name":"ALLIANCEBERNSTEIN HOLDING L.P.","ticker":"AB","filing_date":"2026-06-10","form":"8-K","submitted_at":null,"items":[{"id":5987,"accession_number":"0000825313-26-000039","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"The filing discloses preliminary assets under management (AUM) as of May 31, 2026 via a news release furnished under Regulation FD Disclosure. While AUM is a key operational metric for asset managers that investors monitor, this disclosure does not fit cleanly into the standard event taxonomy (not earnings, M\u0026A, executive changes, impairments, etc.). The materiality depends on whether the AUM figures represent significant changes, but the disclosure itself—a routine monthly/quarterly AUM announcement—is a standard practice for asset managers and may be administrative rather than material in the strict sense.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-10T21:14:13.489074+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":5987,"accession_number":"0000825313-26-000039","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"The filing discloses preliminary assets under management (AUM) as of May 31, 2026 via a news release furnished under Regulation FD Disclosure. While AUM is a key operational metric for asset managers that investors monitor, this disclosure does not fit cleanly into the standard event taxonomy (not earnings, M\u0026A, executive changes, impairments, etc.). The materiality depends on whether the AUM figures represent significant changes, but the disclosure itself—a routine monthly/quarterly AUM announcement—is a standard practice for asset managers and may be administrative rather than material in the strict sense.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-10T21:14:13.489074+00:00","company_name":"ALLIANCEBERNSTEIN HOLDING L.P.","ticker":"AB","filing_date":"2026-06-10"}]}