{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-281475","form_type":"8-K","ticker":"MTB","cik":"0000036270","company_name":"M&T BANK CORP","filed_at":"2023-11-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.671133+00:00","generated_at":"2026-06-07T22:57:02.068761+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"M&T Bank closes $250M add-on of 7.413% senior notes due 2029, total $1B outstanding","bullets":["Issued $250M aggregate principal amount of 7.413% Fixed/Floating Rate Senior Notes due October 30, 2029.","Notes reopen and are fungible with $750M original issuance from October 30, 2023; combined $1B total.","Proceeds used for general corporate purposes; notes listed under CUSIP and ISIN of original series.","Legal opinion from Squire Patton Boggs filed as Exhibit 5.1."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-281475","json":"https://secwatch.observer/filing/0001193125-23-281475.json","markdown":"https://secwatch.observer/filing/0001193125-23-281475.md","text":"https://secwatch.observer/filing/0001193125-23-281475.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/36270/000119312523281475/0001193125-23-281475-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/36270/000119312523281475/d554609d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T22:57:02.068761+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"}