TRUSTCO BANK CORP N Y

Glossary of Terms

Adjusted Efficiency Ratio:

Noninterest expense as determined under GAAP, excluding other real estate expense, net, and other non-recurring expenses, divided by taxable equivalent net interest income and total noninterest income as determined under GAAP, excluding any non-recurring income. This is an indicator of the total cost of operating the Company in relation to the total income generated.

Allowance for Credit Losses on Loans:

A balance sheet account which represents management’s estimate of expected credit losses in the loan portfolio. The provision for credit losses is added to the allowance account, charge offs of loans decrease the allowance balance and recoveries on previously charged off loans serve to increase the balance.

Basic Earnings Per Share:

Net income divided by the weighted average number of common shares outstanding (including participating securities) during the period.

Cash Dividends Per Share:

Total cash dividends for each share outstanding on the record dates.

Common equity tier 1 capital ratio

Common equity Tier 1 capital to risk weighted assets

Comprehensive Income (Loss):

Net income plus the change in selected items recorded directly to capital such as the net change in unrealized market gains and losses on securities available for sale and the overfunded/underfunded positions in the retirement plans.

Core Deposits:

Deposits that are traditionally stable, including all deposits other than time deposits of $250,000 or more.

Derivative Investments:

Investments in futures contracts, forwards, swaps, or other investments with similar characteristics.

Diluted Earnings Per Share:

Net income divided by the weighted average number of common shares outstanding during the period, taking into consideration the effect of any dilutive stock options.

Earning Assets:

The sum of interest-bearing deposits with banks, securities available for sale, securities held to maturity, trading securities, loans, net of unearned income, and Federal Funds sold and other short-term investments.

Efficiency Ratio:

Noninterest expense divided by taxable equivalent net interest income plus noninterest income. This is an indicator of the total cost of operating the Company in relation to the total income generated.

Federal Funds Sold:

A short-term (generally one business day) investment of excess cash reserves from one bank to another.

Government Sponsored Enterprises (“GSE”):

Corporations sponsored by the United States government and include the Federal Home Loan Bank (FHLB), the Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), the Federal National Mortgage Association (FNMA or Fannie Mae) and the Small Business Administration (SBA).

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Glossary of Terms(continued)

Individually Evaluated Loans:

Loans that no longer match the risk profile of the pool are individually assessed for credit losses. Non-accrual loans that have been delinquent 180 days or greater, commercial non-accrual loans and loans identified as troubled debt restructuring (“TDR”) are individually assessed.

Interest Bearing Liabilities:

The sum of interest bearing deposits, Federal Funds purchased, securities sold under agreements to repurchase, short-term borrowings, and long-term debt.

Interest Rate Spread:

The difference between the taxable equivalent yield on earning assets and the rate paid on interest bearing liabilities.

Liquidity:

The ability to meet loan commitments, deposit withdrawals, and maturing borrowings as they come due.

Loan Modifications:

A refinanced loan in which the bank allows the borrower certain concessions that would normally not be considered. The concessions are made in light of the borrower’s financial difficulties and the bank’s objective to maximize recovery on the loan. Loan modifications are considered impaired loans.

Net Interest Income:

The difference between income on earning assets and interest expense on interest bearing liabilities.

Net Interest Margin:

Fully taxable equivalent net interest income as a percentage of average earning assets.

Net Loans Charged Off:

Reductions to the allowance for credit losses on loans written off as losses, net of the recovery of loans previously charged off.

Non-accrual Loans:

Loans for which no periodic accrual of interest income is recognized.

Nonperforming Assets:

The sum of nonperforming loans plus foreclosed real estate properties.

Nonperforming Loans:

The sum of loans in a non-accrual status (for purposes of interest recognition), plus accruing loans three payments or more past due as to principal or interest payments.

Parent Company:

A company that owns or controls a subsidiary through the ownership of voting stock.

Real Estate Owned:

Real estate acquired through foreclosure proceedings.

Return on Average Assets:

Net income as a percentage of average total assets.

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Glossary of Terms(continued)

Return on Average Equity:

Net income as a percentage of average equity.

Risk-Adjusted Assets:

A regulatory calculation that assigns risk factors to various assets on the balance sheet.

Risk-Based Capital:

The amount of capital required by federal regulatory standards, based on a risk-weighting of assets.

Subprime Loans:

Loans, including mortgages, that are underwritten based on non-traditional guidelines or structured in non-traditional ways, typically with the goal of facilitating the approval of loans that more conservative lenders would likely decline.

Taxable Equivalent (“TE”):

Tax exempt income that has been adjusted to an amount that would yield the same after tax income had the income been subject to taxation at the statutory federal and/or state income tax rates.

Tier 1 Capital:

Total shareholders’ equity excluding accumulated other comprehensive income.

Troubled Debt Restructurings (TDRs):

Prior to 2023, a refinanced loan in which the bank allows the borrower certain concessions that would normally not be considered. The concessions are made in light of the borrower’s financial difficulties and the bank’s objective to maximize recovery on the loan. TDRs are considered impaired loans.

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