Keystone Savings Bank
Marengo, IA FDIC 17993 $100M-$500M
Quarter Ended
Q1'26
Data as of March 31, 2026
Quarterly Snapshot
Metric Q1'26 YoY Δ Q1'25
Profitability
Return on Assets (%) 0.32% -0.55 0.88%
Return on Equity (%) 3.14% -5.80 8.94%
Net Interest Margin (%) 3.36% -0.04 3.40%
Efficiency Ratio (%) 79.91% +9.60 70.30%
Pre-Provision Profit ($M) $0 -0.14 $0
Cost of Funds (%) 1.41% +0.11 1.30%
Balance Sheet
Total Assets ($M) $210 +6.76 $203
Gross Loans ($M) $121 +9.59 $111
Loan Growth YoY (%) 67.06% +3.59 63.46%
Total Deposits ($M) $178 +4.76 $173
Shareholders Equity ($M) $21 +2.13 $19
Tang. Book Value ($M) $20 +2.39 $18
TBV excl. AOCI ($M)** $24 +2.83 $21
Loan / Deposit Ratio (%) 67.06% +3.59 63.46%
Credit Quality
NPA / Total Assets (%) 0.86% -0.03 0.88%
Allowance / Loans (%) 1.29% 0.05% 1.24%
Net Charge-Off Ratio (%) 1.49% -0.13 1.62%
Capital
Tier 1 Capital Ratio (%) 15.88% -0.53 16.41%
** TBV excl. AOCI adds back unrealised losses on AFS securities to show capital excluding mark-to-market interest rate impact.
8-Quarter Trend
Metric Q2'24 Q3'24 Q4'24 Q1'25 Q2'25 Q3'25 Q4'25 Q1'26
▂▁▂██▇▇▇ Net Interest Margin (%) 3.25% 3.21% 3.25% 3.40% 3.40% 3.36% 3.37% 3.36%
▄▅▅█▇▇▆▁ Return on Assets (%) 0.56% 0.63% 0.64% 0.88% 0.77% 0.78% 0.68% 0.32%
█▆▆▁▃▁▄█ Efficiency Ratio (%) 79.2% 76.7% 76.4% 70.3% 72.9% 71.0% 74.1% 79.9%
▄▂▄▁▆▅█▂ Cost of Funds (%) 1.51% 1.41% 1.53% 1.30% 1.69% 1.62% 1.86% 1.41%
█▇█▁▁▁▁▁ NPA / Assets (%) 1.79% 1.67% 1.80% 0.88% 0.93% 0.86% 0.95% 0.86%
███▁▁▁▁▁ Net Charge-Off Ratio (%) 2.83% 2.85% 2.89% 1.62% 1.55% 1.54% 1.56% 1.49%
▁▄▂▃▄▇██ Tang. Book Value ($M) $17 $18 $17 $18 $18 $20 $20 $20
▂▂▁▂▆▆▇█ Gross Loans ($M) $112 $111 $110 $111 $117 $117 $119 $121
▁▄▁▇▅█▅█ Total Deposits ($M) $148 $160 $147 $173 $164 $176 $163 $178
Portfolio Composition — Q1'26
Loan Mix%
Real Estate79%
C&I / Commercial16%
Agricultural3%
Consumer2%
Deposit Mix%
Nonint.-Bearing Demand22%
Interest-Bearing (core)69%
Brokered / Other8%
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