Company: MTB-PJ
Filing Date: 2025-10-27
Form Type: 10-Q
Source: 0000036270-25-000024
Chunk: 197

Company: M&T BANK CORP
Filing Date: 2025-10-27
Form: 10-Q
Item: Part I, Item 8
Chunk 197
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, credit risk associated with a particular security, or as a result of restructuring its investment securities portfolio. The amounts of investment securities held by the Company are influenced by such factors as available yield in comparison with alternative investments, demand for loans, which generally yield more than investment securities, ongoing repayments, the levels of deposits, and management of liquidity and balance sheet size and resulting capital ratios. Information about the Company's average investment securities portfolio is presented in the following table.

AVERAGE INVESTMENT SECURITIES

Three Months EndedNine Months Ended(Dollars in millions)September 30,2025June 30,2025Percentage ChangeSeptember 30,2025September 30,2024Percentage ChangeInvestment securities available for sale:U.S. Treasury$7,155 $7,966 -10 %$7,702 $8,040 -4 %Mortgage-backed securities (a)15,481 13,079 18 13,435 5,419 148 Other debt securities2 3 -32 3 144 -98 Total available for sale22,638 21,048 8 21,140 13,603 55 Investment securities held to maturity:U.S. Treasury444 443 — 508 1,009 -50 Mortgage-backed securities (a)10,247 10,504 -2 10,498 11,490 -9 State and political subdivisions2,190 2,274 -4 2,259 2,448 -8 Other debt securities1 1 -3 1 1 -13 Total held to maturity12,882 13,222 -3 13,266 14,948 -11 Equity and other securities1,039 1,065 -2 1,060 1,222 -13 Total investment securities$36,559 $35,335 3 %$35,466 $29,773 19 %__________________________________________________________________________________

(a)Primarily government issued or guaranteed.

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The investment securities portfolio averaged $36.6 billion in the third quarter of 2025, up $1.2 billion from the second quarter of 2025, and $35.5 billion for the nine months ended September 30, 2025, an increase of $5.7 billion from the similar 202