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Midwestone Bank

Iowa City, IA · Cert 14843

FDIC · 59 branches

Q4 2025

$6.3BAssets
$4.5BLoans
$5.5BDeposits
$702.8MEquity
Loan mix
78%RE $3.0B21%C&I $0.8B1%Consumer $0.1BQ4 2024Q4 2025
Deposit mix
82%Interest-bearing $4.5B18%Noninterest $1.0BQ4 2024Q4 2025

NIM

4.01%Q4 ’234.94%Q4 ’244.99%Q4 ’25+52%+7%

Non-interest income vs. expense

2.01%Q4 ’232.40%Q4 ’242.53%Q4 ’25+28%+5%

Market Position · Iowa City, IA · 2025 SOD (annual) · 19.5% share · #2 of 20 inst. · $1.1B of $5.9B

23.5% Johnson
25.0% Dubuque
0.8% Denver
33.5% Muscatine

Executive Summary

  • Earnings: ROA of 1.30%, up 15 bps year over year; NIM at 3.48%.
  • Asset quality: problem loans at 0.70% of loans (+20 bps YoY), with net charge-offs at 0.02%.
  • Capital: tier 1 leverage ratio of 10.50%, up 38 bps from a year ago.
  • Funding: loans stand at 82.84% of deposits as of Q4 2025.

Financial Results

Return on Assets (quarter, annualized)

1.30%+15 bps YoY

Net Interest Margin (quarter, annualized)

3.48%+21 bps YoY

Efficiency Ratio (quarter, annualized)

58.29%-2 bps YoY

Tier 1 Leverage Ratio

10.50%+38 bps YoY

Discrete quarter, annualized.

MetricQ4 2024Q1 2025Q2 2025Q3 2025Q4 2025YoY ΔTrend
Earnings
Return on Assets1.15%1.12%0.79%1.27%1.30%+15 bps
Return on Equity11.06%10.45%7.19%11.53%11.68%+62 bps
Net Interest Margin3.27%3.22%3.37%3.42%3.48%+21 bps
Efficiency Ratio58.31%57.75%54.87%55.81%58.29%-2 bps
Non-Interest Burden1.66%1.62%1.57%1.64%1.74%+8 bps
Growth
Asset Growth (YoY)-2.99%-7.34%-6.44%-4.68%0.37%+336 bps
Loan Growth (YoY)4.56%-2.24%2.52%2.31%5.15%+59 bps
Deposit Growth (YoY)1.24%-1.68%-0.40%2.02%-0.07%-131 bps
Asset Quality
Nonperforming Loans / Loans0.51%0.40%0.85%0.68%0.70%+20 bps
Net Charge-Offs / Loans0.06%0.29%0.02%1.38%0.02%-5 bps
Allowance / Loans1.28%1.25%1.50%1.17%1.17%-11 bps
Allowance Coverage of NPLs2.5x3.1x1.8x1.7x1.7x-0.9x
Capital
Tier 1 Leverage Ratio10.12%10.42%10.43%10.38%10.50%+38 bps
Total Risk-Based Capital14.02%14.21%14.20%13.92%14.02%+1 bps
Equity / Assets10.60%10.82%11.06%10.99%11.24%+64 bps
Liquidity & Funding
Loans / Deposits78.73%78.59%81.47%80.82%82.84%+411 bps
Liquid Assets / Assets2.14%2.92%1.47%3.29%2.78%+64 bps
CRE / Total Capitaln/an/an/a328%332%n/a