Business Context and Reporting Period
Company: Five Star Bancorp (FSBC)
Filing Type: Form 10-K (Annual Report)
Period Ended: December 31, 2025
Business Overview: Five Star Bancorp is a bank holding company operating through its wholly-owned subsidiary, Five Star Bank, a California state-chartered non-member bank. Headquartered in Rancho Cordova, California, the company focuses on commercial lending, particularly commercial real estate, to small and medium-sized businesses, professionals, and individuals primarily in Northern California. As of December 31, 2025, the bank operated nine branch offices, including a new full-service branch in Walnut Creek opened in September 2025.
Key Financial Metrics
| Metric | 2025 | 2024 |
|---|---|---|
| Total Assets | $4.75 billion | $4.05 billion |
| Total Loans Held for Investment | $4.07 billion | $3.53 billion |
| Total Deposits | $4.20 billion | $3.56 billion |
| Net Interest Income | $151.9 million | $119.7 million |
| Net Income | $61.6 million | $45.7 million |
| Earnings Per Share (Diluted) | $2.90 | $2.26 |
| Return on Average Assets (ROAA) | 1.41% | 1.23% |
| Return on Average Equity (ROAE) | 14.74% | 12.72% |
| Net Interest Margin | 3.55% | 3.32% |
| Efficiency Ratio | 41.03% | 43.19% |
| Allowance for Credit Losses (ACL) | $44.4 million | $37.8 million |
| Nonperforming Loans | $3.1 million (0.08% of loans) | $1.8 million (0.05% of loans) |
| Shareholders' Equity | $445.8 million | $396.6 million |
Material Changes vs. Prior Period
- Asset Growth: Total assets increased by $701.6 million (17.3%) driven primarily by a $542.2 million increase in loans and a $154.5 million increase in cash and cash equivalents.
- Deposit Expansion: Total deposits grew by $643.1 million (18.1%), with significant increases in money market, non-interest-bearing demand, and savings accounts. This growth was partially offset by a decrease in time deposits, largely due to a reduction in wholesale deposits.
- Profitability: Net income rose 34.9% to $61.6 million. Net interest income increased by $32.2 million (26.9%) due to higher average loan balances and yields, partially offset by higher interest expense on deposits.
- Expense Management: Non-interest expense increased by $10.5 million (19.3%) to $65.0 million, primarily due to higher salaries and employee benefits (driven by a 13.7% increase in headcount) and increased data processing costs. Despite higher expenses, the efficiency ratio improved to 41.03%.
- Asset Quality: Nonperforming loans increased to $3.1 million from $1.8 million, primarily due to two faith-based real estate loans entering nonperforming status. The allowance for credit losses increased to $44.4 million, resulting in a coverage ratio of 1.09% of total loans.
Guidance, Outlook, and Risks
Management Commentary & Outlook: Management anticipates interest rates may be lowered over the next few years, noting the Federal Reserve decreased the federal funds rate three times in 2025. The company projects spending approximately $0.5 million on IT systems in 2026 and allocating $21.4 million for dividends. The company intends to continue organic growth, focusing on its "purpose-driven and integrity-centered" approach while maintaining disciplined credit underwriting.
Key Risks and Contingencies:
- Geographic Concentration: Approximately 56.9% of real estate loans are secured by collateral in California, primarily Northern California, making the company sensitive to local economic downturns.
- Commercial Real Estate (CRE) Concentration: CRE loans represent 81.1% of the total loan portfolio. While management believes underwriting standards are strong, a decline in real estate values could adversely affect collectability.
- Interest Rate Risk: The company has a liability-sensitive position where variable rate liabilities reprice faster than variable rate assets, potentially compressing net interest margin if rates rise sharply.
- Deposit Concentration: The 53 largest deposit relationships account for 47.8% of total deposits ($2.0 billion), including $790 million from municipalities. Large withdrawals could impact liquidity.
- Cybersecurity: The company faces risks related to unauthorized access and data breaches, though it maintains a comprehensive information security program and has not experienced a material incident to date.
Investor Verification Checklist
- CRE Exposure: Verify the specific performance of the "faith-based" and "manufactured home community" loan segments, which constitute significant portions of the CRE portfolio.
- Deposit Stability: Monitor the renewal rates of the $552.9 million in time deposits maturing in 2026 and the stability of the $790 million in municipal deposits.
- Nonperforming Trends: Track the resolution of the two faith-based loans that drove the increase in nonperforming assets to ensure they do not require additional charge-offs.
- Capital Ratios: Confirm that the Bank maintains its "well-capitalized" status (Total Capital Ratio of 12.92% vs. 10.00% requirement) to support dividend payments and growth.
- Expense Trajectory: Assess whether the efficiency ratio can continue to improve as loan growth accelerates, given the recent 19.3% increase in non-interest expenses.