secwatch.observer — SEC 8-K summary ====================================== Issuer: Morgan Stanley Bank of America Merrill Lynch Trust 2015-C21 (—) CIK: 0001631406 Form: 8-K Filed at: 2025-10-09T23:59:59+00:00 Accession: 0001888524-25-017775 Event type: other_material Sentiment: negative Materiality: 0.75 Item codes: 6.04 LLM model: deepseek-v4-flash:cloud@v2 MSC 2015-C21 trust revises distributions for June-Sept 2025 due to servicer error on 555 11th St loan -------------------------------------------------------------------------------- - Class AS had $135K underpayment in June, $777K overpayment in July, $382K underpayment in Aug, $260K underpayment in Sept. - Class B had $564K overpayment in July, $168K overpayment in Aug, $98K overpayment in Sept. - Class 555A had $28K underpayment in June, $94K underpayment in July, $42K underpayment in Aug, $32K underpayment in Sept. - Class 555B had $43K underpayment in June, $147K underpayment in July, $65K underpayment in Aug, $49K underpayment in Sept. - Revisions result from recalculation of amounts payable related to the 555 11th Street NW mortgage loan. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1631406/000188852425017775/0001888524-25-017775-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1631406/000188852425017775/msc15c21_8k-10082025.htm HTML page: https://secwatch.observer/filing/0001888524-25-017775 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer