M&T BANK CORP

For the period ended Sep 30, 2026. Filed Nov 5, 2026.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2026 · Filed Nov 5, 2026

MTB$217.75-0.9%Stored close · as of Nov 6, 2026

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-Q

x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the quarterly period ended September 30, 2026

Commission File Number 1-9861

M&T BANK CORPORATION

(Exact name of registrant as specified in its charter)

New York	16-0968385
(State or other jurisdiction ofincorporation or organization)	(I.R.S. EmployerIdentification No.)
One M&T Plaza, Buffalo, New York(Address of principal executive offices)	14203
(Address of principal executive offices)	(Zip Code)

Registrant's telephone number, including area code:

(716)635-4000

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class	Trading Symbols	Name of Each Exchange on Which Registered
Common Stock, $0.50 par value	MTB	New York Stock Exchange
Perpetual Fixed-to-Floating RateNon-Cumulative Preferred Stock, Series H	MTBPrH	New York Stock Exchange
Perpetual Fixed Rate Non-CumulativePreferred Stock, Series J	MTBPrJ	New York Stock Exchange
Perpetual Fixed Rate Non-CumulativePreferred Stock, Series K	MTBPrK	New York Stock Exchange
Perpetual Fixed Rate Non-CumulativePreferred Stock, Series L	MTBPrL	New York Stock Exchange

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. x Yes o No

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).

x Yes o No

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer	x	Accelerated filer	o
Non-accelerated filer	o	Smaller reporting company	o
Emerging growth company	o

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). o Yesx No

Number of shares of the registrant's Common Stock, $0.50 par value, outstanding as of the close of business on October 30, 2026:143,434,433 shares.

M&T Bank Corporation

FORM 10-Q

For the Quarterly Period Ended September 30, 2026

Table of Contents	Page
Glossary of Terms		4
Part I. Financial Information
Item 1.	Financial Statements (Unaudited)		5
	Consolidated Balance Sheet – September 30, 2026 and December 31, 2025		5
	Consolidated Statement of Income – Three and nine months ended September 30, 2026 and 2025		6
	Consolidated Statement of Comprehensive Income – Three and nine months ended September 30, 2026 and 2025		7
	Consolidated Statement of Cash Flows – Nine months ended September 30, 2026 and 2025		8
	Consolidated Statement of Changes in Shareholders' Equity – Three and nine months ended September 30, 2026 and 2025		9
	Notes to Financial Statements		10
	1. Significant accounting policies		10
	2. Divestitures		12
	3. Investment securities		12
	4. Loans and allowance for loan losses		16
	5. Borrowings		27
	6. Shareholders' equity		28
	7. Revenue from contracts with customers		28
	8. Pension plans and other postretirement benefits		30
	9. Earnings per common share		31
	10. Comprehensive income		32
	11. Derivative financial instruments		35
	12. Variable interest entities and asset securitizations		38
	13. Fair value measurements		40
	14. Commitments and contingencies		45
	15. Segment information		47
	16. Relationship with BLG and Bayview Financial		49
Item 2.	Management's Discussion and Analysis of Financial Condition and Results of Operations		50
	Financial Reporting Matters		50
	Financial Overview		51
	Supplemental Reporting of Non-GAAP Results of Operations		52
	Taxable-equivalent Net Interest Income		53
	Provision for Credit Losses		63
	Other Income		71
	Other Expense		74
	Income Taxes		75
	Liquidity Risk		75
	Market Risk and Interest Rate Sensitivity		78
	Capital		80
	Segment Information		82
	Critical Accounting Estimates and Recent Accounting Developments		89
	Forward-Looking Statements		89

Table of Contents, continued
	Quarterly Trends		91
	Reconciliation of Quarterly GAAP to Non-GAAP Measures		92
Item 3.	Quantitative and Qualitative Disclosures About Market Risk		93
Item 4.	Controls and Procedures		93
Part II. Other Information
Item 1.	Legal Proceedings		94
Item 1A.	Risk Factors		94
Item 2.	Unregistered Sales of Equity Securities and Use of Proceeds		94
Item 3.	Defaults Upon Senior Securities		94
Item 4.	Mine Safety Disclosures		94
Item 5.	Other Information		94
Item 6.	Exhibits		95
Signatures		96

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