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Security Trust & Savings Bank

Storm Lake, IA · Cert 968 · Storm Lake Security Bcorp

State charter, Fed member · FED · 3 branches

Q2 2026

$266.4MAssets
$79.7MLoans
$239.4MDeposits
$26.4MEquity
Loan mix
84%RE $45.4M12%C&I $6.5M3%Consumer $1.8MQ3 2024Q2 2026
Deposit mix
92%Interest-bearing $221.1M8%Noninterest $18.3MQ3 2024Q2 2026

Executive Summary

  • Earnings: ROA of 1.01%, up 23 bps year over year; NIM at 2.67%.
  • Asset quality: problem loans at 0.78% of loans (+1 bps YoY), with net charge-offs at 0.09%.
  • Capital: tier 1 leverage ratio of 10.41%, up 70 bps from a year ago.
  • Funding: loans stand at 33.31% of deposits as of Q2 2026.

Return on Assets (YTD, annualized)

1.01%+23 bps YoY

Net Interest Margin (YTD, annualized)

2.67%+35 bps YoY

Efficiency Ratio (YTD, annualized)

54.08%-373 bps YoY

Tier 1 Leverage Ratio

10.41%+70 bps YoY

NIM

4.58%Q2 ’244.40%Q2 ’254.26%Q2 ’26+28%+15%

Non-interest income vs. expense

1.44%Q2 ’241.40%Q2 ’251.49%Q2 ’26-2%+7%

Year to date, annualized, through each quarter.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Earnings
Return on Assets0.33%0.40%0.71%0.79%0.82%0.83%0.96%1.01%+23 bps
Return on Equity4.17%5.01%8.66%9.34%9.52%9.49%10.30%10.61%+127 bps
Net Interest Margin1.80%1.82%2.26%2.32%2.38%2.37%2.61%2.67%+35 bps
Efficiency Ratio76.16%72.09%60.28%57.80%56.32%56.19%55.42%54.08%-373 bps
Non-Interest Burden1.36%1.31%1.34%1.32%1.31%1.31%1.42%1.42%+10 bps
Growth
Asset Growth (YoY)2.55%2.67%0.42%2.03%-0.37%1.33%0.60%-0.79%-282 bps
Loan Growth (YoY)-5.82%-5.04%-1.52%1.56%0.57%2.25%0.85%3.05%+149 bps
Deposit Growth (YoY)0.39%2.70%-0.63%0.84%-1.11%-0.32%-0.33%-1.83%-267 bps
Asset Quality
Nonperforming Loans / Loans0.73%0.68%0.94%0.76%0.77%0.71%0.79%0.78%+1 bps
Net Charge-Offs / Loans-0.01%0.00%0.07%0.04%0.02%0.01%-0.01%0.09%+6 bps
Allowance / Loans1.72%1.68%1.69%1.72%1.76%1.69%1.75%1.70%-3 bps
Allowance Coverage of NPLs2.3x2.4x1.8x2.3x2.3x2.4x2.2x2.2x-0.1x
Capital
Tier 1 Leverage Ratio9.77%9.39%9.79%9.71%10.14%9.84%10.27%10.41%+70 bps
Total Risk-Based Capital31.38%29.88%30.84%31.62%33.13%31.02%32.59%33.02%+141 bps
Equity / Assets8.36%7.96%8.33%8.95%9.06%9.49%9.19%9.91%+96 bps
Liquidity & Funding
Loans / Deposits29.07%32.30%30.62%31.73%29.56%33.14%30.98%33.31%+158 bps
Liquid Assets / Assets32.27%28.85%31.56%29.92%34.64%30.13%33.54%30.20%+28 bps
CRE / Total Capitaln/an/an/an/a15.18%10.59%9.95%n/an/a