Southside Bancshares, Inc. filed its Form 10-Q for the quarterly period ended September 30, 2026, with the Securities and Exchange Commission on October 29, 2026, reporting third-quarter net interest income of $60,296 thousand and total assets of $8,865,058 thousand.

Key Highlights

  • Net interest income: $60,296 thousand for the three months ended September 30, 2026, compared to $55,718 thousand for the same period in 2025, according to the filing.
  • Total assets: $8,865,058 thousand as of September 30, 2026, up from $8,514,590 thousand at December 31, 2025, the filing disclosed.
  • Total loans: $4,958,689 thousand as of September 30, 2026, compared to $4,817,991 thousand at December 31, 2025, per the filing.
  • Total deposits: $6,013,787 thousand as of September 30, 2026, down from $6,865,159 thousand at December 31, 2025, according to the filing.
  • Shares outstanding: 29,781,334 shares of common stock, par value $1.25, as of October 26, 2026, the filing reported.
  • Nine-month net interest income: $175,319 thousand for the nine months ended September 30, 2026, compared to $163,836 thousand for the same period in 2025, per the filing.
  • Allowance for loan losses: $46,858 thousand as of September 30, 2026, up from $45,100 thousand at December 31, 2025, the filing stated.

Southside Bancshares Third-Quarter 2026 Financial Position and Results

According to the filing, Southside Bancshares, Inc. (NYSE:SBSI), a Texas bank holding company headquartered at 1201 S. Beckham Avenue, Tyler, Texas, reported total interest and dividend income of $106,870 thousand for the three months ended September 30, 2026, compared to $101,896 thousand in the same quarter of 2025. Total interest expense for the third quarter of 2026 was $46,574 thousand, versus $46,178 thousand in the prior-year period. The provision for credit losses was $747 thousand for the three months ended September 30, 2026, compared to $1,092 thousand for the same period in 2025.

The balance sheet as of September 30, 2026, reflected total shareholders' equity of $842,884 thousand, down from $847,615 thousand at December 31, 2025, per the filing. Accumulated other comprehensive loss widened to $(149,847) thousand from $(95,617) thousand over the same period. The filing disclosed that available-for-sale securities had an amortized cost of $1,716,763 thousand and an estimated fair value of $1,623,499 thousand as of September 30, 2026, while held-to-maturity securities carried an amortized cost of $1,207,495 thousand against an estimated fair value of $961,398 thousand.

The filing also noted that total borrowings increased materially relative to year-end 2025. Other borrowings rose to $894,605 thousand from $208,657 thousand, and FHLB borrowings increased to $800,750 thousand from $211,136 thousand, as of September 30, 2026. Subordinated notes, net of unamortized debt issuance costs, declined to $147,635 thousand from $239,678 thousand over the same span. The company reported goodwill of $201,116 thousand, unchanged from December 31, 2025. Treasury stock stood at 8,314,016 shares as of September 30, 2026, compared to 8,387,077 shares at December 31, 2025, according to the filing.

What Was Disclosed

Southside Bancshares filed its unaudited quarterly report for the period ended September 30, 2026, disclosing consolidated balance sheet data, income statement figures through net interest income after provision for credit losses, and key capital and share counts as of October 26, 2026.