M&T(MTB) - 2023 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 Commission file number 1-9861 M&T BANK CORPORATION (Exact name of registrant as specified in its charter) New York 16-0968385 (State of incorporation) (I.R.S. Employer Identification No.) One M&T Plaza, Buffalo, New York 14203 (Address of principal executive of ices) (Zip Code) Registrant's telepho ...