TrustCo Bank shareholders approve 500K share increase to equity plan; FY2025 net income $61M, dividend raised 5.6%

Proposal 2 – Approval of the Amendment to the 2019 Equity Incentive Plan, in order to increase the aggregate number of shares of common stock available for issuance under the 2019 Equity Incentive Plan, as disclosed in the 2026 Proxy Statement. The shareholders approved the Amendment to the 2019 Equity Incentive Plan. The result of the vote taken at the 2026 Annual Meeting was as follows: For Against Abstain Percentage of Votes Cast For Broker Non-Votes Approval of an amendment to the TrustCo Bank Corp NY Amended and Restated 2019 Equity Incentive Plan in order to increase the aggregate number of shares of common stock available for issuance under the plan. 12,267,246 1,310,701 45,127 90.34% 1,434,774

Proposal 1 – Election of Directors. The shareholders elected each of the director nominees to serve a one-year term until the Company’s 2027 Annual Meeting of Shareholders and until a successor has been duly elected and qualified. The result of the vote taken at the 2026 Annual Meeting was as follows: For Against Abstain Percentage of Votes Cast For Broker Non-Votes Steffani Cotugno, DO 12,447,632 1,140,855 34,587 91.60% 1,434.774

Proposal 4 – Ratification of Appointment of Independent Registered Public Accounting Firm. The shareholders ratified the appointment of Crowe LLP as the independent registered public accounting firm of the Company for the year ending December 31, 2026. The result of the vote taken at the 2026 Annual Meeting was as follows: For Against Abstain Percentage of Votes Cast For Ratification of the appointment of Crowe LLP as TrustCo’s independent registered public accounting firm for 2026 14,858,059 186,014 13,775 98.76%

Proposal 3 – Advisory Vote on Executive Compensation. The shareholders adopted a resolution approving, on an advisory basis, the compensation paid to the Company’s named executive officers, as disclosed in the 2026 Proxy Statement in accordance with the compensation disclosure rules of the Securities and Exchange Commission. The result of the vote taken at the 2026 Annual Meeting was as follows: For Against Abstain Percentage of Votes Cast For Broker Non-Votes Approval of a Nonbinding Advisory Resolution on the Compensation of TrustCo’s Named Executive Officers 12,336,045 1,208,378 78,651 91.07% 1,434,774