<SEC-DOCUMENT>0001564590-20-014801-index.html : 20200401 <SEC-HEADER>0001564590-20-014801.hdr.sgml : 20200401 <ACCEPTANCE-DATETIME>20200401164521 ACCESSION NUMBER: 0001564590-20-014801 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20200401 DATE AS OF CHANGE: 20200401 EFFECTIVENESS DATE: 20200401 FILER: COMPANY DATA: COMPANY CONFORMED NAME: M&T BANK CORP CENTRAL INDEX KEY: 0000036270 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 160968385 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-09861 FILM NUMBER: 20765942 BUSINESS ADDRESS: STREET 1: C/O CORPORATE REPORTING STREET 2: ONE M&T PLAZA 5TH FLOOR CITY: BUFFALO STATE: NY ZIP: 14203 BUSINESS PHONE: 7168425390 MAIL ADDRESS: STREET 1: C/O CORPORATE REPORTING STREET 2: ONE M&T PLAZA 5TH FLR CITY: BUFFALO STATE: NY ZIP: 14203 FORMER COMPANY: FORMER CONFORMED NAME: FIRST EMPIRE STATE CORP DATE OF NAME CHANGE: 19920703 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>mtb-defa14a_20200424.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: mtb-defa14a_20200424.htm
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