Security State Bank of Marine
Marine On St. Croix, MN FDIC 10163 $100M-$500M
Quarter Ended
Q1'26
Data as of March 31, 2026
Quarterly Snapshot
Metric Q1'26 YoY Δ Q1'25
Profitability
Return on Assets (%) 2.33% -0.04 2.36%
Return on Equity (%) 21.74% -1.43 23.17%
Net Interest Margin (%) 4.34% +0.22 4.12%
Efficiency Ratio (%) 41.47% -1.66 43.13%
Pre-Provision Profit ($M) $2 +0.04 $1
Cost of Funds (%) 1.25% -0.01 1.26%
Balance Sheet
Total Assets ($M) $235 +6.08 $229
Gross Loans ($M) $177 +8.20 $169
Loan Growth YoY (%) 83.29% +2.18 81.11%
Total Deposits ($M) $210 +4.17 $206
Shareholders Equity ($M) $25 +1.97 $23
Tang. Book Value ($M) $25 +1.97 $23
TBV excl. AOCI ($M)** $26 +2.35 $24
Loan / Deposit Ratio (%) 83.29% +2.18 81.11%
Credit Quality
NPA / Total Assets (%) 0.10% -0.15 0.25%
Allowance / Loans (%) 1.31% 0.08% 1.23%
Net Charge-Off Ratio (%) 0.13% -0.21 0.34%
Capital
Tier 1 Capital Ratio (%) 14.82% -0.20 15.02%
** TBV excl. AOCI adds back unrealised losses on AFS securities to show capital excluding mark-to-market interest rate impact.
8-Quarter Trend
Metric Q2'24 Q3'24 Q4'24 Q1'25 Q2'25 Q3'25 Q4'25 Q1'26
▇█▇▁▆▇██ Net Interest Margin (%) 4.32% 4.33% 4.30% 4.12% 4.27% 4.29% 4.35% 4.34%
▇▄▁█▅▅▃█ Return on Assets (%) 2.31% 2.17% 2.00% 2.36% 2.19% 2.19% 2.10% 2.33%
▄▆█▂▅▅▇▁ Efficiency Ratio (%) 44.6% 46.8% 49.0% 43.1% 45.8% 45.6% 47.4% 41.5%
▁▄▅▄██▇▃ Cost of Funds (%) 1.19% 1.26% 1.29% 1.26% 1.36% 1.36% 1.34% 1.25%
▁▅▆█▅▄▄▄ NPA / Assets (%) 0.00% 0.14% 0.18% 0.25% 0.13% 0.10% 0.10% 0.10%
▁▅▆█▄▄▄▄ Net Charge-Off Ratio (%) 0.00% 0.18% 0.23% 0.34% 0.17% 0.14% 0.13% 0.13%
▁▂▄▂▄▆█▇ Tang. Book Value ($M) $22 $22 $23 $23 $23 $24 $25 $25
▁▃▄▄▅▅▇█ Gross Loans ($M) $163 $168 $170 $169 $171 $170 $175 $177
▁▃▄▇▆█▇█ Total Deposits ($M) $184 $192 $196 $206 $201 $208 $206 $210
Portfolio Composition — Q1'26
Loan Mix%
Real Estate91%
C&I / Commercial7%
Consumer2%
Deposit Mix%
Nonint.-Bearing Demand31%
Interest-Bearing (core)63%
Brokered / Other6%
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