{"schema_version":"secwatch.filing_event.v1","accession":"0001888524-26-016493","form_type":"8-K","ticker":null,"cik":"0001634172","company_name":"CSAIL 2015-C1 Commercial Mortgage Trust","filed_at":"2026-09-01T20:24:53+00:00","discovered_at":"2026-09-01T20:26:00.327779+00:00","generated_at":"2026-09-01T20:26:18.787861+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 replaces Greystone as special servicer for CSAIL 2015-C1 trust","bullets":["On Sept 1, 2026, Greystone sold its special servicing division to C-IV AM, which assumed all duties.","C-IV AM rated MOR CS2 by Morningstar DBRS and CSS2 by Fitch; on S&P Select Servicer list.","Portfolio transferred: ~1,928 loans, $20.7B principal, across 60 transactions (33 CMBS).","C-IV AM has resolved 6,017 assets totaling $60.7B since 2002; no servicer defaults.","No material changes to servicing policies; C-IV AM not affiliated with other parties."],"urls":{"canonical":"https://secwatch.observer/filing/0001888524-26-016493","json":"https://secwatch.observer/filing/0001888524-26-016493.json","markdown":"https://secwatch.observer/filing/0001888524-26-016493.md","text":"https://secwatch.observer/filing/0001888524-26-016493.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1634172/000188852426016493/0001888524-26-016493-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1634172/000188852426016493/csc15sa1_8k-09012026.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-01T20:26:18.787861+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"}