Third Coast Bancshares, Inc. (TCBX) - Q1 2026 Filing Summary
Business Context and Reporting Period
This Form 10-Q covers the quarterly period ended March 31, 2026. Third Coast Bancshares, Inc. is a Texas-based bank holding company operating through its subsidiary, Third Coast Bank. The reporting period is significantly impacted by the completion of the merger with Keystone Bancshares, Inc. on February 1, 2026. The Company operates 21 branches across the Greater Houston, Dallas-Fort Worth, and Austin-San Antonio markets, focusing on commercial and retail banking.
Key Financial Metrics
| Metric | Q1 2026 | Q1 2025 | Dec 31, 2025 (Balance Sheet) |
|---|---|---|---|
| Total Assets | $6.58 billion | $4.72 billion (Avg) | $5.34 billion |
| Total Loans (Gross) | $5.25 billion | $3.98 billion (Avg) | $4.39 billion |
| Total Deposits | $5.72 billion | $4.27 billion (Avg) | $4.63 billion |
| Net Interest Income | $53.6 million | $42.8 million | - |
| Net Income | $16.4 million | $13.6 million | - |
| Diluted EPS | $0.88 | $0.78 | - |
| Allowance for Credit Losses | $51.5 million | - | $43.9 million |
| Shareholders' Equity | $650.5 million | - | $531.0 million |
| Cash & Equivalents | $431.3 million | - | $181.2 million |
Material Changes vs. Prior Period
- Merger Impact: The acquisition of Keystone Bancshares drove significant balance sheet expansion. Total assets increased by $1.24 billion from the prior quarter, and total loans grew by $856.7 million (19.5%).
- Profitability: Net income increased 20.5% year-over-year to $16.4 million. Net interest income rose 25.3% to $53.6 million, primarily due to loan volume growth, though loan yields decreased from 7.45% to 7.01%.
- Expense Growth: Noninterest expenses increased 35.6% to $38.1 million. This was largely driven by a $6.5 million increase in salaries and employee benefits and a $1.8 million increase in legal and professional fees, both attributed to the merger.
- Asset Quality: Nonperforming assets rose to $44.0 million (0.67% of total assets) from $29.9 million at year-end 2025. This increase was primarily due to one specific loan of approximately $17.1 million being placed on nonaccrual status.
- Tax Rate: The effective tax rate for Q1 2026 was 13.8%, significantly lower than the statutory 21% rate and the prior year's 21.7%, due to the utilization of purchased federal income tax credits.
Guidance, Outlook, and Risks
- Integration Risks: Management highlights risks related to the integration of Keystone Bancshares, including potential delays, higher-than-expected costs, and the realization of synergies.
- Interest Rate Sensitivity: The Company utilizes simulation models to manage interest rate risk. Under a static balance sheet, a 200 basis point increase in rates is projected to increase net interest income by 0.91%, while a 200 basis point decrease would reduce it by 0.48%.
- Capital Position: The Company remains "well capitalized" under regulatory standards. Total capital ratio was 12.13% and Tier 1 leverage ratio was 9.65% as of March 31, 2026.
- Share Repurchase: A $30 million share repurchase program authorized in June 2025 remains active, though no shares were repurchased under this specific program during Q1 2026 (minor repurchases occurred for tax withholding).
Investor Verification Checklist
- Merger Synergies: Verify the timeline and cost estimates for integrating Keystone Bancshares operations against actual Q1 2026 legal and professional expenses.
- Nonperforming Loan Concentration: Investigate the specific details of the $17.1 million non-owner occupied commercial real estate loan placed on nonaccrual to assess potential future charge-offs.
- Loan Yield Trends: Monitor the decline in loan yields (7.45% to 7.01%) to determine if this is a temporary pricing adjustment or a structural shift in the portfolio mix.
- Tax Credit Utilization: Confirm the sustainability of the 13.8% effective tax rate, as it was heavily influenced by the purchase of $22.0 million in federal income tax credits.
- Deposit Stability: Review the composition of the $1.09 billion deposit growth to ensure it is not overly reliant on volatile brokered or wholesale funding sources.