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    <ACCEPTANCE-DATETIME>20241017060119
    ACCESSION NUMBER:		0001628280-24-042977
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		44
    CONFORMED PERIOD OF REPORT:	20241017
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20241017
    DATE AS OF CHANGE:		20241017

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			M&T BANK CORP
    		CENTRAL INDEX KEY:			0000036270
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				160968385
    		STATE OF INCORPORATION:			NY
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09861
    		FILM NUMBER:		241375799

    	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>
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    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>mbt-20241017.htm
    <DESCRIPTION>8-K
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    Document 1 - file: mbt-20241017.htm

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    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ex991release3q24.htm
    <DESCRIPTION>EX-99.1
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    <DOCUMENT>
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    Document 27 - file: earningspresentation_3q2020.jpg

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    <SEQUENCE>28
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    Document 28 - file: earningspresentation_3q2021.jpg

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    <SEQUENCE>30
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    <TEXT>
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    <SEQUENCE>31
    <FILENAME>earningspresentation_3q2024.jpg
    <TEXT>
    Document 31 - file: earningspresentation_3q2024.jpg

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    <SEQUENCE>32
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    <TEXT>
    Document 32 - file: earningspresentation_3q2025.jpg

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    <SEQUENCE>33
    <FILENAME>earningspresentation_3q2026.jpg
    <TEXT>
    Document 33 - file: earningspresentation_3q2026.jpg

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    <SEQUENCE>34
    <FILENAME>earningspresentation_3q2027.jpg
    <TEXT>
    Document 34 - file: earningspresentation_3q2027.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>image_0a.jpg
    <TEXT>
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    <SEQUENCE>37
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    <TYPE>EXCEL
    <SEQUENCE>38
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    <SEQUENCE>39
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