{"filing":{"accession_number":"0001888524-26-016502","cik":"0001984246","ticker":null,"company_name":"BMO 2023-5C1 Mortgage Trust","form":"8-K","filing_date":"2026-09-01","report_date":"2026-09-01","primary_document":"bmo235c1_8k-09012026.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1984246/000188852426016502/bmo235c1_8k-09012026.htm"},"events":[{"id":31023,"run_id":28452,"accession_number":"0001888524-26-016502","anchor_item_number":"6.02","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.75,"summary":"This disclosure reports a change of special servicer effective September 1, 2026, whereby C-IV Asset Management LLC succeeded Greystone Servicing Company LLC under the BMO 2023-5C1 Mortgage Trust's pooling and servicing agreement. While Item 6.02 is the designated item for servicer changes, the event is fundamentally a governance/operational matter involving the substitution of a key service provider responsible for managing approximately $20.7 billion in mortgage assets. The disclosure includes detailed qualifications of the successor servicer, continuity of key personnel, and ratings from Morningstar DBRS, Fitch, and S\u0026P, indicating material importance to certificateholders. This is material because it affects the trust's operational management and the competence of the entity handling special servicing duties.","company_name":"BMO 2023-5C1 Mortgage Trust","ticker":null,"filing_date":"2026-09-01","form":"8-K","submitted_at":null,"items":[{"id":33795,"accession_number":"0001888524-26-016502","item_number":"6.02","item_title":"Change of Servicer or Trustee.","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"This disclosure reports a change of special servicer effective September 1, 2026, whereby C-IV Asset Management LLC succeeded Greystone Servicing Company LLC under the BMO 2023-5C1 Mortgage Trust's pooling and servicing agreement. While Item 6.02 is the designated item for servicer changes, the event is fundamentally a governance/operational matter involving the substitution of a key service provider responsible for managing approximately $20.7 billion in mortgage assets. The disclosure includes detailed qualifications of the successor servicer, continuity of key personnel, and ratings from Morningstar DBRS, Fitch, and S\u0026P, indicating material importance to certificateholders. This is material because it affects the trust's operational management and the competence of the entity handling special servicing duties.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-01T20:36:10.516860+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":33795,"accession_number":"0001888524-26-016502","item_number":"6.02","item_title":"Change of Servicer or Trustee.","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"This disclosure reports a change of special servicer effective September 1, 2026, whereby C-IV Asset Management LLC succeeded Greystone Servicing Company LLC under the BMO 2023-5C1 Mortgage Trust's pooling and servicing agreement. While Item 6.02 is the designated item for servicer changes, the event is fundamentally a governance/operational matter involving the substitution of a key service provider responsible for managing approximately $20.7 billion in mortgage assets. The disclosure includes detailed qualifications of the successor servicer, continuity of key personnel, and ratings from Morningstar DBRS, Fitch, and S\u0026P, indicating material importance to certificateholders. This is material because it affects the trust's operational management and the competence of the entity handling special servicing duties.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-01T20:36:10.516860+00:00","company_name":"BMO 2023-5C1 Mortgage Trust","ticker":null,"filing_date":"2026-09-01"}]}