{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-001573","form_type":"8-K","ticker":"BXMT","cik":"0001061630","company_name":"BLACKSTONE MORTGAGE TRUST, INC.","filed_at":"2025-01-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:02.840216+00:00","generated_at":"2026-05-28T12:21:40.608908+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Blackstone Mortgage Trust names Marcin Urbaszek Deputy CFO, Principal Accounting Officer; Dobrowski resigns","bullets":["Marcin Urbaszek elected Deputy CFO and Principal Accounting Officer effective Jan 2, 2025.","Urbaszek previously VP, CFO, Treasurer, Head of IR at Granite Point Mortgage Trust (NYSE: GPMT).","Thomas E. Dobrowski resigns from board effective Jan 15, 2025; board size decreases from 9 to 8.","Dobrowski's resignation not due to any disagreement with company."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-001573","json":"https://secwatch.observer/filing/0001193125-25-001573.json","markdown":"https://secwatch.observer/filing/0001193125-25-001573.md","text":"https://secwatch.observer/filing/0001193125-25-001573.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1061630/000119312525001573/0001193125-25-001573-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1061630/000119312525001573/d904674d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T12:21:40.608908+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":[{"claim_id":"0f73ae77eb","claim":"Thomas E. Dobrowski resigned as director at BLACKSTONE MORTGAGE TRUST, INC..","evidence_excerpt":"Thomas E. Dobrowski gave notice of his resignation from the Board of Directors effective January 15, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1061630/000119312525001573/0001193125-25-001573-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"director"}]},{"claim_id":"2b85cea79c","claim":"Marcin Urbaszek was elected as Deputy Chief Financial Officer and Principal Accounting Officer at BLACKSTONE MORTGAGE TRUST, INC..","evidence_excerpt":"elected Marcin Urbaszek to serve as the Company’s Deputy Chief Financial Officer and Principal Accounting Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1061630/000119312525001573/0001193125-25-001573-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Deputy Chief Financial Officer and Principal Accounting Officer"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}