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Hiawatha National Bank

Hager City, WI · Cert 13058 · Lake Shore III Corp.

National charter · OCC · 8 branches

Q2 2026

Board Package

Performance Trends and Peer Comparison

Part 1Performance Trends, own institution only2
Part 2Peer Comparison, banks under $1B in assets in the Minneapolis-St. Paul-Bloomington, MN-WI area3

Basis

Quarter: Q2 2026, the quarter ended June 30, 2026, on both parts.

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

Balance sheet: as filed at quarter end.

Peer group

Banks under $1B in assets in the Minneapolis-St. Paul-Bloomington, MN-WI area (n=53). 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

75

Q2 2024Q2 2026peer median (50)

Asset Quality

21

Q2 2024Q2 2026peer median (50)

Profitability

23

Q2 2024Q2 2026peer median (50)

Liquidity

35

Q2 2024Q2 2026peer median

Efficiency

64

Q2 2024Q2 2026peer 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

Hiawatha National Bank

Hager City, WI · Cert 13058 · Lake Shore III Corp.

National charter · OCC · 1 affiliate bank · 8 branches (10 in holding)

Q2 2026

$781.3MAssets
$573.5MLoans
$602.1MDeposits
$86.8MEquity
Loan mix
79%RE $425.1M21%C&I $112.4M0%Consumer $1.4MQ3 2024Q2 2026
Deposit mix
87%Interest-bearing $523.5M13%Noninterest $78.7MQ3 2024Q2 2026

Return on Assets (YTD, annualized)

0.89%+6 bps YoY

Net Interest Margin (YTD, annualized)

2.92%-13 bps YoY

Efficiency Ratio (YTD, annualized)

60.49%+555 bps YoY

Tier 1 Leverage Ratio

10.76%+97 bps YoY

NIM

5.86%Q2 ’245.85%Q2 ’255.61%Q2 ’26+0%-4%

Non-interest income vs. expense

1.72%Q2 ’241.77%Q2 ’251.88%Q2 ’26+5%+6%

Year to date, annualized, through each quarter.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets1.08%0.99%0.80%0.83%0.79%0.86%0.94%0.89%+6 bps
Net Interest Margin2.98%3.06%3.01%3.05%3.01%3.22%2.96%2.92%-13 bps
Non-Interest Burden1.53%1.53%1.61%1.58%1.63%1.72%1.75%1.68%+10 bps
Loan Growth (YoY)8.56%7.74%9.26%9.15%8.05%5.15%2.50%2.54%-661 bps
Nonperforming Loans / Loans1.09%1.75%2.46%2.45%2.22%1.67%4.69%5.32%+287 bps
Allowance / Loans0.85%0.89%0.91%0.93%1.04%1.07%1.08%1.13%+20 bps
Tier 1 Leverage Ratio9.25%9.49%9.59%9.79%9.80%10.43%10.65%10.76%+97 bps
Equity / Assets9.50%9.52%9.78%9.91%10.31%10.97%10.90%11.11%+120 bps
Liquid Assets / Assets4.96%4.16%2.78%3.04%3.41%2.21%4.20%2.32%-73 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

Hiawatha National Bank

Hager City, WI · Cert 13058 · Peer group: banks under $1B in assets in the Minneapolis-St. Paul-Bloomington, MN-WI area (n=53) · Lake Shore III Corp.

National charter · OCC · 1 affiliate bank · 8 branches (10 in holding)

Q2 2026

$781.3MAssets
$573.5MLoans
$602.1MDeposits
$86.8MEquity

Return on Assets

0.88%

Rank 34 of 53

Net Interest Margin

2.92%

Rank 49 of 53

Efficiency Ratio

60.79%

Rank 20 of 53

Equity / Assets

11.11%

Rank 10 of 53

Non-interest income vs. expense

$1.5M$14.6MINCOMEEXPENSE
Unfavorable gap of $13.1M · efficiency ratio beats 64% of banks under $1B in assets in the Minneapolis-St. Paul-Bloomington, MN-WI area
Bank 60.79%Peer median 65.1%Q3 2024Q2 2026Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRank8-Qtr TrendPeer Position
Return on Assets0.88%0.73%1.11%1.30%Beats 36%34 / 53
Net Interest Margin2.92%3.39%3.77%4.09%Beats 8%49 / 53
Nonperforming Loans / Loans5.32%0.14%0.52%1.20%Beats 2%53 / 53
Tier 1 Capital Ratio14.86%10.73%12.98%15.08%Beats 72%15 / 53
Equity / Assets11.11%8.08%9.25%10.72%Beats 81%10 / 53
Loans / Assets73.40%63.64%71.80%79.37%57th pctl23 / 53