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Barrington Bank & Trust Company, National Association

Barrington, IL · Cert 34395 · Wintrust Financial Corp.

National charter · OCC · 9 branches

Q2 2026

Board Package

Performance Trends and Peer Comparison

Part 1Performance Trends, own institution only2
Part 2Peer Comparison, banks $1B-$10B in assets in the Chicago-Naperville-Elgin, IL-IN 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 $1B-$10B in assets in the Chicago-Naperville-Elgin, IL-IN area (n=31). 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

34

Q2 2024Q2 2026peer median (50)

Asset Quality

24

Q2 2024Q2 2026peer median (50)

Profitability

26

Q2 2024Q2 2026peer median (50)

Liquidity

22

Q2 2024Q2 2026peer median

Efficiency

19

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

Barrington Bank & Trust Company, National Association

Barrington, IL · Cert 34395 · Wintrust Financial Corp.

National charter · OCC · 15 affiliate banks · 9 branches (213 in holding)

Q2 2026

$5.2BAssets
$3.9BLoans
$4.1BDeposits
$527.8MEquity
Loan mix
46%RE $1.7B44%C&I $1.6B10%Consumer $0.4BQ3 2024Q2 2026
Deposit mix
82%Interest-bearing $3.4B18%Noninterest $0.7BQ3 2024Q2 2026

Return on Assets (YTD, annualized)

1.27%+28 bps YoY

Net Interest Margin (YTD, annualized)

2.94%+8 bps YoY

Efficiency Ratio (YTD, annualized)

68.38%-423 bps YoY

Tier 1 Leverage Ratio

10.08%-82 bps YoY

NIM

5.07%Q2 ’245.02%Q2 ’254.84%Q2 ’26+4%+3%

Non-interest income vs. expense

4.37%Q2 ’244.07%Q2 ’253.89%Q2 ’26+21%-14%

Year to date, annualized, through each quarter.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets0.89%0.87%0.76%0.99%1.13%1.04%1.18%1.27%+28 bps
Net Interest Margin2.82%2.80%2.82%2.87%2.82%2.88%3.02%2.94%+8 bps
Non-Interest Burden1.49%1.50%1.47%1.30%1.14%1.29%1.16%1.11%-19 bps
Loan Growth (YoY)15.36%12.68%4.40%12.78%10.90%10.22%10.56%5.60%-718 bps
Nonperforming Loans / Loans5.94%6.28%5.23%4.50%4.75%5.36%5.13%4.75%+25 bps
Allowance / Loans0.48%0.47%0.53%0.53%0.53%0.60%0.63%0.63%+10 bps
Tier 1 Leverage Ratio11.03%10.66%10.85%10.90%10.85%10.42%10.46%10.08%-82 bps
Equity / Assets10.94%11.10%10.94%10.94%11.01%10.90%10.49%10.22%-72 bps
Liquid Assets / Assets5.66%3.53%5.91%4.06%3.59%2.66%3.97%6.52%+246 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

Barrington Bank & Trust Company, National Association

Barrington, IL · Cert 34395 · Peer group: banks $1B-$10B in assets in the Chicago-Naperville-Elgin, IL-IN area (n=31) · Wintrust Financial Corp.

National charter · OCC · 15 affiliate banks · 9 branches (213 in holding)

Q2 2026

$5.2BAssets
$3.9BLoans
$4.1BDeposits
$527.8MEquity

Return on Assets

1.21%

Rank 21 of 31

Net Interest Margin

2.94%

Rank 27 of 31

Efficiency Ratio

68.38%

Rank 26 of 31

Equity / Assets

10.22%

Rank 15 of 31

Non-interest income vs. expense

$139.2M$195.1MINCOMEEXPENSE
Unfavorable gap of $55.9M · efficiency ratio beats 19% of banks $1B-$10B in assets in the Chicago-Naperville-Elgin, IL-IN area
Bank 68.38%Peer median 50.7%Q3 2024Q2 2026Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRank8-Qtr TrendPeer Position
Return on Assets1.21%1.15%1.39%1.64%Beats 32%21 / 31
Net Interest Margin2.94%3.00%3.28%3.75%Beats 13%27 / 31
Nonperforming Loans / Loans4.75%0.18%0.41%1.00%Beats 3%31 / 31
Tier 1 Capital Ratio10.91%10.88%11.50%13.72%Beats 26%23 / 31
Equity / Assets10.22%8.90%10.15%11.24%Beats 52%15 / 31
Loans / Assets75.47%67.81%73.77%76.85%65th pctl11 / 31