{"filing":{"accession_number":"0001753926-26-001196","cik":"0001969863","ticker":"SUGP","company_name":"SU Group Holdings Ltd","form":"6-K","filing_date":"2026-07-16","report_date":null,"primary_document":"g085802_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1969863/000175392626001196/g085802_6k.htm"},"events":[{"id":18342,"run_id":16485,"accession_number":"0001753926-26-001196","anchor_item_number":"EX-99.1","event_type":"auditor_change","event_domain":"governance","is_material":true,"confidence":0.92,"summary":"This is a \"Change of Accountants' Letter\" filed as an exhibit to a Form 6-K dated July 16, 2026. The letter from Marcum Asia CPAs LLP confirms the firm's agreement with statements made by SU Group Holdings Limited regarding the accountant change, which is the standard SEC-required letter when an auditor changes. This disclosure falls squarely under auditor_change (Item 4.01 equivalent for foreign private issuers) and is material because changes in independent auditors affect investor confidence in financial reporting and governance.","company_name":"SU Group Holdings Ltd","ticker":"SUGP","filing_date":"2026-07-16","form":"6-K","submitted_at":null,"items":[{"id":17130,"accession_number":"0001753926-26-001196","item_number":"EX-99.1","item_title":"g085802_ex99-1.htm","event_type":"auditor_change","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"This is a \"Change of Accountants' Letter\" filed as an exhibit to a Form 6-K dated July 16, 2026. The letter from Marcum Asia CPAs LLP confirms the firm's agreement with statements made by SU Group Holdings Limited regarding the accountant change, which is the standard SEC-required letter when an auditor changes. This disclosure falls squarely under auditor_change (Item 4.01 equivalent for foreign private issuers) and is material because changes in independent auditors affect investor confidence in financial reporting and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-16T14:18:41.798715+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":17130,"accession_number":"0001753926-26-001196","item_number":"EX-99.1","item_title":"g085802_ex99-1.htm","event_type":"auditor_change","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"This is a \"Change of Accountants' Letter\" filed as an exhibit to a Form 6-K dated July 16, 2026. The letter from Marcum Asia CPAs LLP confirms the firm's agreement with statements made by SU Group Holdings Limited regarding the accountant change, which is the standard SEC-required letter when an auditor changes. This disclosure falls squarely under auditor_change (Item 4.01 equivalent for foreign private issuers) and is material because changes in independent auditors affect investor confidence in financial reporting and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-16T14:18:41.798715+00:00","company_name":"SU Group Holdings Ltd","ticker":"SUGP","filing_date":"2026-07-16"}]}