{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-288304","form_type":"8-K","ticker":"MTB","cik":"0000036270","company_name":"M&T BANK CORP","filed_at":"2022-11-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:53.188869+00:00","generated_at":"2026-06-21T16:11:00.716214+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"M&T Bank Corporation Amends Certificate of Incorporation and Bylaws","bullets":["Board approved Restated Certificate of Incorporation effective Nov 16, 2022, filed with NY Department of State.","Amended Bylaws effective Nov 15, 2022, updating committee references to Compensation and Human Capital and Nomination and Governance.","Eliminated references to four series of preferred stock (Series A, B, C, D) with no shares outstanding.","Changed post office address for service of process and updated reference to NY Business Corporation Law section.","Exhibits 3.1 and 3.2 filed with the SEC."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-288304","json":"https://secwatch.observer/filing/0001193125-22-288304.json","markdown":"https://secwatch.observer/filing/0001193125-22-288304.md","text":"https://secwatch.observer/filing/0001193125-22-288304.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/36270/000119312522288304/0001193125-22-288304-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/36270/000119312522288304/d423478d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T16:11:00.716214+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":"da9b66a38779881fb25104fa4fda9c5176861aba","claim":"M&T BANK CORP: Restated Certificate of Incorporation adopted to eliminate references to four series of preferred stock with no outstanding shares, update registered agent address, and restate certificate (effective 2022-11-15).","evidence_excerpt":"The Restated Certificate of Incorporation was adopted in order to (i) eliminate all matters set forth in M&T’s restated certificate of incorporation with respect to the four series of M&T preferred stock designated respectively as (a) the Fixed Rate Cumulative Perpetual Preferred Stock, Series A, (b) the Series B Mandatory Convertible Non-Cumulative Preferred Stock, (c) the Fixed Rate Cumulative Perpetual Preferred Stock, Series C, and (d) the Perpetual 6.875% Non-Cumulative Preferred Stock, Series D, in the case of each such series, no shares of which are outstanding and no shares of which will be issued, (ii) change the post office address to which the Secretary of State will mail a copy of any process against M&T served upon him, and (iii) restate M&T’s restated certificate of incorporation as heretofore amended.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/36270/000119312522288304/0001193125-22-288304-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2022-11-15"}],"fact_type":"governance_change"},{"claim_id":"f8aef7570dcff8eb4e43b64115941f931832be3c","claim":"M&T BANK CORP: Amended and Restated Bylaws adopted to update committee references, correct a legal citation, and restate bylaws (effective 2022-11-15).","evidence_excerpt":"The Amended and Restated Bylaws were adopted in order to (i) update throughout M&T’s amended and restated bylaws with references to the Compensation and Human Capital Committee and/or the Nomination and Governance Committee of the Board, where appropriate, (ii) update a reference in Section 2 of Article X of M&T’s amended and restated bylaws to the appropriate section of the Business Corporation Law of New York, and (iii) restate M&T’s amended and restated bylaws as heretofore amended.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/36270/000119312522288304/0001193125-22-288304-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2022-11-15"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}