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C3bank, National Association

Encinitas, CA · Cert 25249 · C3 Bcorp

National charter · OCC · 4 branches

Q2 2026

Board Package

Performance Trends and Peer Comparison

Part 1Performance Trends, own institution only2
Part 2Peer Comparison, banks under $1B in assets3

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 (n=581 to 629). 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

59

Q2 2024Q2 2026peer median (50)

Asset Quality

100

Q2 2024Q2 2026peer median (50)

Profitability

61

Q2 2024Q2 2026peer median (50)

Liquidity

73

Q2 2024Q2 2026peer median

Efficiency

82

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

C3bank, National Association

Encinitas, CA · Cert 25249 · C3 Bcorp

National charter · OCC · 4 branches

Q2 2026

$949.3MAssets
$602.0MLoans
$836.4MDeposits
$93.7MEquity
Loan mix
98%RE $590.8M2%C&I $14.4M0%Consumer $0.0MQ2 2025Q2 2026
Deposit mix
55%Interest-bearing $456.6M45%Noninterest $379.7MQ2 2025Q2 2026

NIM

5.64%Q2 ’245.46%Q2 ’255.20%Q2 ’26-1%+5%

Non-interest income vs. expense

1.93%Q2 ’242.02%Q2 ’252.13%Q2 ’26+5%+4%

Financial Results

Return on Assets (YTD, annualized)

1.14%+1 bps YoY

Net Interest Margin (YTD, annualized)

3.80%+19 bps YoY

Efficiency Ratio (YTD, annualized)

54.22%-20 bps YoY

Tier 1 Leverage Ratio

10.59%+106 bps YoY

Year to date, annualized, through each quarter.

MetricQ2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets1.14%1.19%1.19%1.20%1.14%+1 bps
Net Interest Margin3.61%3.55%3.62%3.81%3.80%+19 bps
Non-Interest Burden1.92%1.85%1.87%1.91%2.00%+9 bps
Loan Growth (YoY)-5.33%-0.35%7.92%10.19%4.76%+1,009 bps
Nonperforming Loans / Loans0.00%0.00%0.00%0.00%0.00%0 bps
Allowance / Loans1.38%1.36%1.34%1.37%1.38%0 bps
Tier 1 Leverage Ratio9.53%9.55%9.97%10.26%10.59%+106 bps
Equity / Assets9.07%9.55%9.23%10.37%9.87%+80 bps
Liquid Assets / Assets37.39%34.56%36.18%28.11%33.44%-394 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

C3bank, National Association

Encinitas, CA · Cert 25249 · Peer group: banks under $1B in assets (n=581-629) · C3 Bcorp

National charter · OCC · 4 branches

Q2 2026

$949.3MAssets
$602.0MLoans
$836.4MDeposits
$93.7MEquity

Return on Assets

1.14%

Rank 264 of 629

Net Interest Margin

3.80%

Rank 229 of 629

Efficiency Ratio

54.22%

Rank 113 of 629

Equity / Assets

9.87%

Rank 387 of 629

Non-interest income vs. expense

$1.1M$18.9MINCOMEEXPENSE
Unfavorable gap of $17.7M · efficiency ratio beats 82% of banks under $1B in assets
Bank 54.22%Peer median 67.8%Q3 2024Q2 2026Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRankPeer Position
Return on Assets1.14%0.60%1.01%1.45%Beats 58%264 / 629
Net Interest Margin3.80%3.03%3.54%4.05%Beats 63%229 / 629
Nonperforming Loans / Loans0.00%0.09%0.46%1.20%Beats 100%81 / 581
Tier 1 Capital Ratio16.57%11.24%13.84%18.77%Beats 68%202 / 629
Equity / Assets9.87%9.09%10.65%13.80%Beats 38%387 / 629
Loans / Assets63.42%53.31%67.71%78.15%42nd pctl366 / 629