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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 $4.2MQ2 2025Q2 2026
Deposit mix
90%Interest-bearing $163.2M10%Noninterest $17.5MQ2 2025Q2 2026

NIM

8.67%Q2 ’248.14%Q2 ’257.22%Q2 ’26-14%-19%

Non-interest income vs. expense

3.62%Q2 ’242.74%Q2 ’253.23%Q2 ’26-26%+29%

Financial Results

Return on Assets (YTD, annualized)

0.18%-51 bps YoY

Net Interest Margin (YTD, annualized)

3.96%-92 bps YoY

Efficiency Ratio (YTD, annualized)

74.64%+2,401 bps YoY

Tier 1 Leverage Ratio

10.09%-45 bps YoY

Year to date, annualized, through each quarter.

MetricQ2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets0.70%0.83%0.99%0.93%0.18%-51 bps
Net Interest Margin4.89%4.14%3.95%3.82%3.96%-92 bps
Non-Interest Burden2.22%2.07%2.04%2.25%2.87%+65 bps
Loan Growth (YoY)84.77%63.98%37.05%14.27%-4.48%-8,925 bps
Nonperforming Loans / Loans2.33%7.76%7.19%8.89%13.20%+1,087 bps
Allowance / Loans1.67%1.60%1.57%1.68%2.07%+40 bps
Tier 1 Leverage Ratio10.54%9.65%9.45%9.62%10.09%-45 bps
Equity / Assets10.04%9.32%9.27%9.75%10.54%+50 bps
Liquid Assets / Assets0.22%0.38%0.16%0.15%0.29%+7 bps