{"schema_version":"secwatch.filing_event.v1","accession":"0001888524-26-016522","form_type":"8-K","ticker":null,"cik":"0001996001","company_name":"BANK5 2023-5YR4","filed_at":"2026-09-02T13:23:38+00:00","discovered_at":"2026-09-02T13:25:00.311697+00:00","generated_at":"2026-09-02T13:25:10.162777+00:00","sec_items":["6.02"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"C-IV AM assumes special servicer role for two BANK5 2023-5YR4 loans from Greystone","bullets":["Greystone sold special servicing division to C-IV AM on 9/1/2026; C-IV AM now special servicer for the trust's two loans.","C-IV AM rated MOR CS2 by Morningstar DBRS and CSS2 by Fitch; on S&P Select Servicer list.","As of 6/30/2026, Greystone's portfolio: 60 transactions, $20.7B UPB; 33 CMBS deals, $14.2B; 108 assets ($2.1B) active.","C-IV AM has resolved 6,017 assets totaling $60.7B since 2002; no servicer defaults or material litigation."],"urls":{"canonical":"https://secwatch.observer/filing/0001888524-26-016522","json":"https://secwatch.observer/filing/0001888524-26-016522.json","markdown":"https://secwatch.observer/filing/0001888524-26-016522.md","text":"https://secwatch.observer/filing/0001888524-26-016522.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1996001/000188852426016522/0001888524-26-016522-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1996001/000188852426016522/bak23yr4_8k-09012026.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-02T13:25:10.162777+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}