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Midwestone Bank

Iowa City, IA · Cert 14843

FDIC · 59 branches

Q4 2025

Board Package

Performance Trends and Peer Comparison

Part 1Performance Trends, own institution only2
Part 2Peer Comparison, banks $1B-$10B in assets operating regionally3

Basis

Quarter: Q4 2025, the quarter ended December 31, 2025, on both parts.

Income statement: year to date as filed, annualized, on both parts.

Balance sheet: as filed at quarter end.

Peer group

Banks $1B-$10B in assets operating regionally (n=188). Each measure ranks only the institutions that reported it, so n varies by measure.

Peer groups below the disclosure floor are suppressed.

Peer standing

Capital

62

Q2 2024Q4 2025peer median (50)

Asset Quality

39

Q2 2024Q4 2025peer median (50)

Profitability

47

Q2 2024Q4 2025peer median (50)

Liquidity

67

Q2 2024Q4 2025peer median

Efficiency

57

Q2 2024Q4 2025peer median (50)

Growth

No peer data yet

Capital, Asset Quality, Profitability, Efficiency: higher is always a stronger peer standing (▲ better, ▼ worse). Liquidity, Growth: the score reflects closeness to the peer median -- 100 is sitting exactly at the median, falling the same way whether the bank runs above or below it.

Source: FFIEC Call Report (031/041/051), as filed. Dollar figures derived from reported amounts in thousands. Ratios computed by CallReports.ai using published regulatory formulas.

CallReports · callreports.ai · Board PackageGenerated 2026-10-11

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 $0.1BQ1 2024Q4 2025
Deposit mix
82%Interest-bearing $4.5B18%Noninterest $1.0BQ1 2024Q4 2025

Return on Assets (YTD, annualized)

1.12%+189 bps YoY

Net Interest Margin (YTD, annualized)

3.33%+67 bps YoY

Efficiency Ratio (YTD, annualized)

56.69%-582 bps YoY

Tier 1 Leverage Ratio

10.50%+38 bps YoY

NIM

3.83%Q4 ’234.65%Q4 ’244.90%Q4 ’25+13%+25%

Non-interest income vs. expense

2.03%Q4 ’232.28%Q4 ’242.35%Q4 ’25+2%+15%

Year to date, annualized, through each quarter.

MetricQ1 2024Q2 2024Q3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025YoY ΔTrend
Return on Assets0.38%0.75%-1.39%-0.78%1.12%0.95%1.06%1.12%+189 bps
Net Interest Margin2.26%2.27%2.36%2.67%3.22%3.29%3.32%3.33%+67 bps
Non-Interest Burden1.47%1.12%1.27%1.41%1.62%1.59%1.60%1.62%+21 bps
Loan Growth (YoY)12.62%6.68%6.48%4.56%-2.24%2.52%2.31%5.15%+59 bps
Nonperforming Loans / Loans0.66%0.59%0.51%0.51%0.40%0.85%0.68%0.70%+20 bps
Allowance / Loans1.27%1.26%1.25%1.28%1.25%1.50%1.17%1.17%-11 bps
Tier 1 Leverage Ratio9.36%9.24%9.69%10.12%10.42%10.43%10.38%10.50%+38 bps
Equity / Assets9.63%9.86%10.14%10.60%10.82%11.06%10.99%11.24%+64 bps
Liquid Assets / Assets16.23%16.55%1.98%2.14%2.92%1.47%3.29%2.78%+64 bps

Source: FFIEC Call Report (031/041/051), as filed. Dollar figures derived from reported amounts in thousands. Ratios computed by CallReports.ai using published regulatory formulas. Income-statement figures are year-to-date as filed, annualized (the UBPR convention). Each quarter includes the ones before it.

CallReports · callreports.ai· Performance TrendsGenerated 2026-10-11

Midwestone Bank

Iowa City, IA · Cert 14843 · Peer group: banks $1B-$10B in assets operating regionally (n=188)

FDIC · 59 branches

Q4 2025

$6.3BAssets
$4.5BLoans
$5.5BDeposits
$702.8MEquity

Return on Assets

1.11%

Rank 87 of 188

Net Interest Margin

3.33%

Rank 106 of 188

Efficiency Ratio

58.63%

Rank 82 of 188

Equity / Assets

11.24%

Rank 61 of 188

Non-interest income vs. expense

$46.2M$149.2MINCOMEEXPENSE
Unfavorable gap of $102.9M · efficiency ratio beats 57% of banks $1B-$10B in assets operating regionally
Bank 58.63%Peer median 60.7%Q2 2024Q4 2025Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRank8-Qtr TrendPeer Position
Return on Assets1.11%0.81%1.07%1.39%Beats 54%87 / 188
Net Interest Margin3.33%2.96%3.38%3.73%Beats 44%106 / 188
Nonperforming Loans / Loans0.70%0.27%0.57%1.04%Beats 39%115 / 188
Tier 1 Capital Ratio12.88%11.27%12.41%13.94%Beats 58%79 / 188
Equity / Assets11.24%9.20%10.34%11.75%Beats 68%61 / 188
Loans / Assets72.57%68.20%74.78%80.31%38th pctl116 / 188