Mound City Bank
Platteville, WI FDIC 9037 $500M-$2B
Quarter Ended
Q1'26
Data as of March 31, 2026
Quarterly Snapshot
Metric Q1'26 YoY Δ Q1'25
Profitability
Return on Assets (%) 1.56% +0.29 1.27%
Return on Equity (%) 12.90% +1.87 11.03%
Net Interest Margin (%) 3.60% +0.58 3.01%
Efficiency Ratio (%) 54.98% -2.37 57.35%
Pre-Provision Profit ($M) $3 +0.69 $2
Cost of Funds (%) 1.65% -0.13 1.78%
Balance Sheet
Total Assets ($M) $546 +40.08 $506
Gross Loans ($M) $422 +26.99 $395
Loan Growth YoY (%) 88.49% -0.40 88.88%
Total Deposits ($M) $471 +32.45 $438
Shareholders Equity ($M) $67 +7.70 $59
Tang. Book Value ($M) $65 +7.57 $58
TBV excl. AOCI ($M)** $69 +8.34 $61
Loan / Deposit Ratio (%) 88.49% -0.40 88.88%
Credit Quality
NPA / Total Assets (%) 0.03% -0.30 0.33%
Allowance / Loans (%) 1.39% -0.09% 1.48%
Net Charge-Off Ratio (%) 0.04% -0.38 0.42%
Capital
Tier 1 Capital Ratio (%) 16.77% +0.57 16.20%
Noninterest income ($1.32M) is materially above the typical range relative to net interest income. This may include one-time items. Efficiency ratio may not reflect recurring earnings power.
** TBV excl. AOCI adds back unrealised losses on AFS securities to show capital excluding mark-to-market interest rate impact.
8-Quarter Trend
Metric Q2'24 Q3'24 Q4'24 Q1'25 Q2'25 Q3'25 Q4'25 Q1'26
▁▁▂▄▅▆▇█ Net Interest Margin (%) 2.60% 2.65% 2.74% 3.01% 3.19% 3.32% 3.44% 3.60%
▁▁▁▆▅▆▆█ Return on Assets (%) 0.77% 0.84% 0.85% 1.27% 1.20% 1.32% 1.31% 1.56%
███▂▃▂▃▁ Efficiency Ratio (%) 70.5% 68.7% 69.3% 57.4% 60.2% 58.2% 59.7% 55.0%
██▆▄▂▂▁▂ Cost of Funds (%) 1.95% 2.00% 1.87% 1.78% 1.64% 1.66% 1.56% 1.65%
██████▁▁ NPA / Assets (%) 0.36% 0.35% 0.33% 0.33% 0.31% 0.32% 0.01% 0.03%
██████▁▁ Net Charge-Off Ratio (%) 0.46% 0.45% 0.43% 0.42% 0.41% 0.41% 0.01% 0.04%
▁▂▂▃▅▆██ Tang. Book Value ($M) $53 $56 $56 $58 $59 $62 $64 $65
▁▂▂▃▃▅██ Gross Loans ($M) $386 $391 $392 $395 $398 $404 $419 $422
▁▁▂▃▄▃██ Total Deposits ($M) $426 $431 $435 $438 $446 $439 $470 $471
Portfolio Composition — Q1'26
Loan Mix%
Real Estate81%
C&I / Commercial3%
Agricultural12%
Consumer1%
Other3%
Deposit Mix%
Nonint.-Bearing Demand15%
Interest-Bearing (core)75%
Brokered / Other10%
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