{"schema_version":"secwatch.filing_event.v1","accession":"0001888524-26-016504","form_type":"8-K","ticker":null,"cik":"0001966434","company_name":"BBCMS Mortgage Trust 2023-C19","filed_at":"2026-09-01T20:31:31+00:00","discovered_at":"2026-09-01T20:33:18.198141+00:00","generated_at":"2026-09-01T20:33:31.884130+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 acquires Greystone's special servicing unit; becomes special servicer for BBCMS 2023-C19","bullets":["On Sept 1, 2026, Greystone sold its special servicing division to C-IV AM; C-IV AM assumes special servicer duties for Sentinel Square II and 575 Broadway loans.","C-IV AM rated MOR CS2 (Morningstar DBRS), CSS2 (Fitch), and 'Average; Ranking Watch Positive' (S&P).","As of 6/30/2026, Greystone's portfolio: 60 transactions, 1,928 loans, $20.7B principal; 33 CMBS deals with $14.2B.","Active special servicing: 108 assets, $2.1B principal; C-IV AM has resolved 6,017 assets totaling $60.7B since 2002.","C-IV AM is a wholly-owned subsidiary of C-IV Capital Partners; key Greystone special servicing employees transferred."],"urls":{"canonical":"https://secwatch.observer/filing/0001888524-26-016504","json":"https://secwatch.observer/filing/0001888524-26-016504.json","markdown":"https://secwatch.observer/filing/0001888524-26-016504.md","text":"https://secwatch.observer/filing/0001888524-26-016504.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1966434/000188852426016504/0001888524-26-016504-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1966434/000188852426016504/bcr23c19_8k-09012026.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-01T20:33:31.884130+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"}