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Security Financial Bank

Durand, WI · Cert 14222 · Security Finl Services Corp.

State charter, Fed member · FED · 8 branches

Q2 2026

$1.0BAssets
$758.0MLoans
$827.5MDeposits
$99.2MEquity
Loan mix
79%RE $537.7M20%C&I $135.3M1%Consumer $4.4MQ2 2025Q2 2026
Deposit mix
81%Interest-bearing $667.9M19%Noninterest $159.6MQ2 2025Q2 2026

NIM

4.52%Q2 ’245.13%Q2 ’255.39%Q2 ’26+24%+12%

Non-interest income vs. expense

1.95%Q2 ’242.05%Q2 ’252.09%Q2 ’26+6%+5%

Financial Results

Return on Assets (YTD, annualized)

1.28%+28 bps YoY

Net Interest Margin (YTD, annualized)

3.54%+37 bps YoY

Efficiency Ratio (YTD, annualized)

54.49%-381 bps YoY

Tier 1 Leverage Ratio

9.67%+19 bps YoY

Year to date, annualized, through each quarter.

MetricQ2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets1.00%1.06%1.11%1.26%1.28%+28 bps
Net Interest Margin3.17%3.17%3.22%3.51%3.54%+37 bps
Non-Interest Burden1.71%1.70%1.72%1.77%1.79%+8 bps
Loan Growth (YoY)7.29%7.64%9.85%8.48%8.07%+78 bps
Nonperforming Loans / Loans1.19%1.61%1.52%1.54%1.44%+24 bps
Allowance / Loans1.43%1.44%1.43%1.45%1.44%+1 bps
Tier 1 Leverage Ratio9.48%9.27%9.51%9.48%9.67%+19 bps
Equity / Assets8.92%9.22%9.39%9.27%9.53%+61 bps
Liquid Assets / Assets0.49%0.40%1.93%0.71%0.30%-18 bps