Southside Bancshares (SBSI) investor relations material

Year in review and strategic initiatives

• Celebrated 65 years and recognized as a "Best Bank to Work For" for the fourth consecutive year.

• Achieved dual listing on NYSE Texas and maintained strong asset quality metrics.

• Issued $150 million in new subordinated debt and completed a strategic restructuring of the securities portfolio.

• Expanded Texas presence with new branches in The Woodlands and Bellwood Park in Tyler.

• Focused on succession planning, team and culture development, revenue growth, brand recognition, and expense control.

Financial performance and shareholder returns

• Net income for 2025 was $69.2 million, down $19.3 million from the prior year; EPS was $2.29, a 21.3% decrease.

• Net interest income rose 2.3% to $221.1 million, with net interest margin increasing to 2.93%.

• Cash dividend per share was $1.44, maintaining a strong payout.

• $100,000 invested in shares on 12/31/2015 grew to $201,540 by 12/31/2025.

• Q1 2026 net income was $21.5 million, with diluted EPS of $0.71 and ROAA of 1.03%.

Balance sheet, asset quality, and capital

• Total assets reached $8.52 billion at 12/31/2025 and $8.60 billion at 3/31/2026.

• Loan portfolio totaled $4.95 billion at 3/31/2026, with 56% in commercial real estate and 13% in construction.

• Asset quality remained strong; NPAs/loans and OREO at 0.09% in Q1 2026, ALLL/NPLs at 479.1%.

• Capital ratios remained robust: CET1 at 13.66%, Tier 1 at 16.95%, and leverage ratio at 9.74% in Q1 2026.

• Liquidity sources totaled $2.68 billion as of March 31, 2026.