Five Star Bancorp
NASDAQ: FSBC
$46.78 ▼ -0.57  (-1.20%)
At close: Jul 24, 2026 · 3:59 PM UTC
Financial Ratios
Market Cap1.00 Bn
P/E14.94
P/S5.97
Div. Yield0.02
Total Debt (Qtr)74.10 Mn
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About

Five Star Bancorp is a bank holding company that operates through its wholly owned subsidiary Five Star Bank a California state chartered non member bank. Headquartered in the greater Sacramento metropolitan area of California the company provides a broad range of banking products and services to small and medium sized businesses professionals and individuals primarily in Northern California through nine branch offices. The bank began operations on December 20 1999 and…

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Sector: Financial Services Industry: Banks - Regional CIK: 0001275168

Investment Thesis

▲ Bull case
  • Five Star Bancorp is positioned to capitalize on its strong deposit franchise and relationship-based lending model, which has driven robust core deposit growth and stable funding. The bank reported a $350.2 million increase in non-wholesale deposits during Q1 2026, offsetting a decline in wholesale deposits and reflecting a strategic shift toward stable, relationship-based funding. Noninterest-bearing deposits rose to 28% of total deposits from 26% at year-end 2025, with 61% of deposit relationships exceeding $5 million and averaging eight years in tenure, indicating a sticky, low-cost funding base that supports net interest margin expansion and reduces reliance on volatile wholesale funding. This stable funding base enhances net interest margin resilience in a volatile rate environment, particularly given that 75% of the loan portfolio is adjustable or floating rate, allowing the bank to benefit from rising rates while mitigating downside risk in a declining rate scenario. The bank’s focus on relationship-driven lending and conservative underwriting has resulted in nonperforming loans representing just 7 basis points of total loans held for investment, underscoring exceptional credit quality and reducing the likelihood of significant credit deterioration even amid macroeconomic uncertainty.
  • Five Star Bancorp is positioned to capitalize on its strategic expansion into high-growth markets, particularly Southern California and the South Bay, where it is deploying experienced teams with strong commercial and industrial (C&I) client bases to drive noninterest-bearing deposit growth and commercial loan expansion. The bank highlighted the success of its Newport Beach office, where a title company and escrow company relationships brought on by new hires are generating significant noninterest-bearing deposits, which now account for 28% of total deposits—up from 26% at year-end 2025—and are characterized by long-tenured relationships averaging eight years. The bank’s expansion into Southern California, including the Bay Area and South Bay, is being executed through a proven playbook of hiring small, experienced teams with established client bases, a strategy that has already proven effective in the Bay Area and is now being replicated in Southern California. This approach allows for rapid integration, minimal integration risk, and immediate access to high-quality C&I operating companies that generate stable, noninterest-bearing deposits and high-quality loan opportunities. Management indicated that the recent addition of six experienced professionals in Southern California brings a strong C&I operating company client base, which will drive both loan growth and stable, low-cost deposit inflows, supporting the bank’s updated guidance of 10% to 12% annualized balance sheet growth for the remainder of the year.
  • Five Star Bancorp is positioned to benefit from improving operating efficiency and operating leverage as it scales, with the efficiency ratio improving to 38.57% in Q1 2026 from 40.62% in the prior quarter, driven by disciplined expense management and the non-recurring release of a $1 million loss contingency on an SBA loan. Even after normalizing for this one-time benefit, the normalized expense run rate remains in the $14.8 million to $15.5 million quarterly range, indicating a stable and controllable expense base despite ongoing investments in talent and technology to support growth. The bank’s efficiency ratio improvement reflects successful integration of new hires in new markets, leveraging a proven playbook of hiring small, experienced teams that integrate quickly and begin generating revenue quickly, thereby improving operating leverage as revenue scales faster than expenses. Management noted that they are following a proven playbook of hiring small, experienced teams in new markets—such as the Bay Area and now Southern California—which has worked well for integration and allows for stair-stepping of expense growth, meaning expenses rise in steps as new teams become productive, rather than linearly, thereby improving operating leverage over time. This disciplined approach to scaling, combined with continued investment in technology and talent to support relationship-based lending, positions the bank to expand its balance sheet while maintaining or improving its efficiency ratio, thereby enhancing return on equity and shareholder value over the medium term.
▼ Bear case
  • Five Star Bancorp faces significant margin pressure from rising deposit costs and a shifting deposit mix that could undermine net interest margin expansion despite current improvements, as the bank’s reliance on growing noninterest-bearing deposits from niche segments like escrow and title companies may not be sustainable or scalable at the current pace. While noninterest-bearing deposits rose to 28% of total deposits in Q1 2026 from 26% at year-end 2025, this growth was driven heavily by specific relationships in the Newport Beach office—particularly a title company and escrow companies brought on by new hires—which may not be replicable at scale or sustainable if those relationships shift or if competition for such deposits intensifies. The bank acknowledged that these noninterest-bearing deposits come with associated earnings credit costs, meaning they are not truly “free” funding, and James Beckwith acknowledged that “there will be some expense associated with that based upon those earnings credits,” indicating that the perceived benefit of low-cost deposits is partially offset by offsetting expenses. Furthermore, while the average cost of total deposits decreased by 10 basis points to 2.13% in Q1 2026, this was driven by a shift in mix toward noninterest-bearing deposits rather than a fundamental decline in deposit costs, and the bank’s overall cost of funds remains vulnerable to broader market rate increases, especially if the Federal Reserve maintains higher rates for longer, which could increase funding costs faster than the bank can reprice its 75% floating-rate loan portfolio.
  • Five Star Bancorp faces significant execution and integration risks as it accelerates its expansion into new markets like Southern California and the South Bay, where the bank is deploying experienced teams with established client bases but may struggle to replicate the success of its Bay Area playbook due to differing market dynamics, stronger competition, and higher customer acquisition costs. The bank acknowledged that it is bringing on six experienced professionals in Southern California—five announced but actually six hired—whose strong C&I operating company client base is expected to drive noninterest-bearing deposits and loan growth, but James Beckwith admitted that the pace of investment will remain consistent with the past 12 months, meaning the bank is continuing to invest heavily in headcount and infrastructure without clear signs of slowing investment pace despite already exceeding its initial 10% annual balance sheet growth target. Heather Luck noted that the bank is following a “stair-stepping” approach to expense management, where expenses rise in steps as new teams are hired and integrated, but admitted that this will likely continue over the next year or two, implying that elevated expense levels will persist for an extended period as the bank scales into new markets. This prolonged investment phase could pressure the efficiency ratio, which improved to 38.57% in Q1 2026 from 40.62% in the prior quarter largely due to a non-recurring $1 million loss contingency release, and without such one-time benefits, the normalized expense run rate of $14.8 million to $15.5 million per quarter may not decline sufficiently to offset the drag from ongoing investments in talent, technology, and market entry, thereby constraining operating leverage and return on equity expansion.

Peer Comparison

Companies in the Banks - Regional
S.No. Ticker Company Market CapP/EP/STotal Debt (Qtr)
1 KB KB Financial Group Inc. 42,090.38 Bn0.00 Bn0.01 Mn56.66 Bn
2 SHG Shinhan Financial Group Co Ltd 33,919.15 Bn0.00 Bn0.00 Mn40.46 Bn
3 BCH Bank Of Chile 4,123.52 Bn368.17 Bn1.57 Mn0.00 Bn
4 LYG Lloyds Banking Group plc 360.83 Bn0.00 Bn0.00 Mn42.37 Bn
5 FCAP First Capital Inc 204.17 Bn0.00 Bn0.03 Mn-
6 LARK Landmark Bancorp Inc 187.97 Bn0.00 Bn0.00 Mn0.00 Bn
7 NWG NatWest Group plc 144.82 Bn0.00 Bn0.00 Mn94.66 Bn
8 PNC Pnc Financial Services Group, Inc. 101.80 Bn0.00 Bn0.00 Mn21.42 Bn