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First Security Bank and Trust Company

Oklahoma City, OK · Cert 17001 · FSB Bancshares Inc.

State charter, non-member · FDIC · 1 branch

Q2 2026

$226.0MAssets
$199.3MLoans
$180.7MDeposits
$23.8MEquity
Loan mix
63%RE $134.8M35%C&I $74.1M2%Consumer $4.2MQ3 2024Q2 2026
Deposit mix
90%Interest-bearing $163.2M10%Noninterest $17.5MQ3 2024Q2 2026

Return on Assets (quarter, annualized)

-0.61%-297 bps YoY

Net Interest Margin (quarter, annualized)

3.87%-132 bps YoY

Efficiency Ratio (quarter, annualized)

86.99%+3,871 bps YoY

Tier 1 Leverage Ratio

10.09%-45 bps YoY

NIM

9.04%Q2 ’248.65%Q2 ’257.09%Q2 ’26-10%-25%

Non-interest income vs. expense

3.75%Q2 ’242.78%Q2 ’253.53%Q2 ’26-25%+51%

Discrete quarter, annualized.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets1.60%0.87%-1.52%2.36%1.04%1.38%0.93%-0.61%-297 bps
Net Interest Margin5.75%5.48%5.23%5.19%3.48%4.03%3.82%3.87%-132 bps
Non-Interest Burden3.06%2.58%2.55%2.21%2.16%2.28%2.25%3.34%+113 bps
Loan Growth (YoY)43.83%54.29%72.70%84.77%63.98%37.05%14.27%-4.48%-8,925 bps
Nonperforming Loans / Loans0.89%1.85%1.61%2.33%7.76%7.19%8.89%13.20%+1,087 bps
Allowance / Loans1.14%1.20%2.06%1.67%1.60%1.57%1.68%2.07%+40 bps
Tier 1 Leverage Ratio16.94%14.27%11.56%10.54%9.65%9.45%9.62%10.09%-45 bps
Equity / Assets15.61%13.20%10.77%10.04%9.32%9.27%9.75%10.54%+50 bps
Liquid Assets / Assets0.14%0.14%0.14%0.22%0.38%0.16%0.15%0.29%+7 bps