{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-146866","form_type":"8-K","ticker":"MTB","cik":"0000036270","company_name":"M&T BANK CORP","filed_at":"2023-05-17T23:59:59+00:00","discovered_at":"2026-05-14T18:03:41.826429+00:00","generated_at":"2026-06-14T22:44:16.532685+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"M&T Bank Controller Michael R. Spychala to retire June 30; John R. Taylor to succeed","bullets":["Michael R. Spychala will retire as Controller of M&T and M&T Bank effective June 30, 2023, but remain as Senior Director in the Finance Division.","John R. Taylor, currently Assistant Controller, will become Controller of M&T and M&T Bank effective July 1, 2023.","Taylor joined M&T Bank in 2001 as Director of Accounting Policy and was named Assistant Controller in 2021.","Spychala had served as Controller since 1997."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-146866","json":"https://secwatch.observer/filing/0001193125-23-146866.json","markdown":"https://secwatch.observer/filing/0001193125-23-146866.md","text":"https://secwatch.observer/filing/0001193125-23-146866.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/36270/000119312523146866/0001193125-23-146866-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/36270/000119312523146866/d443536d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T22:44:16.532685+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":"2a21f5b7e8","claim":"Michael R. Spychala changed role as Controller at M&T BANK CORP.","evidence_excerpt":"M&T Bank Corporation (“M&T”) is reporting that Michael R. Spychala will be retiring as Controller of M&T and its principal subsidiary, M&T Bank, as of June 30, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/36270/000119312523146866/0001193125-23-146866-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Controller"}],"fact_type":"executive_change"},{"claim_id":"c872ac16cd","claim":"John R. Taylor was appointed as Controller at M&T BANK CORP.","evidence_excerpt":"John R. Taylor, Assistant Controller of M&T Bank, will become Controller of M&T and M&T Bank effective July 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/36270/000119312523146866/0001193125-23-146866-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Controller"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}