Community Financial System (CBU) Investor presentation summary

Investment thesis and business model

• Delivers above-average returns with below-average risk through diversification and low capital intensity.

• 63% of operating revenue comes from noninterest sources, supporting revenue durability.

• Maintains a 34-year record of growing dividends and strong shareholder returns.

• Core ROATCE of 23.2% and core ROAA of 1.40%, both above KRX median.

Business segments and growth

• Operates four scaled business lines: banking, employee benefit services, insurance, and wealth management.

• Employee benefit services and insurance have double-digit long-term revenue CAGRs.

• Wealth management expanded with the ClearPoint Trust acquisition, boosting AUMA and national reach.

• Insurance services strengthened by the Leap Holdings investment and 12 acquisitions since 2024.

Financial performance and stability

• Q2 2026 GAAP EPS up 19.6% YoY; operating revenues up 9.6% YoY.

• Net interest income has grown every year since 2006.

• Operating margin averages above 35% in core segments.

• Maintains low net charge-off ratios and high allowance for credit losses coverage.