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Winchester Co-operative Bank

Winchester, MA · Cert 27238

SI · FDIC · 2 branches

Q2 2026

$946.9MAssets
$695.9MLoans
$773.8MDeposits
$110.0MEquity
Loan mix
100%RE $682.9M0%C&I $0.7M0%Consumer $0.9MQ3 2024Q2 2026
Deposit mix
95%Interest-bearing $732.3M5%Noninterest $41.5MQ3 2024Q2 2026

Return on Assets (YTD, annualized)

0.61%+18 bps YoY

Net Interest Margin (YTD, annualized)

2.22%+31 bps YoY

Efficiency Ratio (YTD, annualized)

66.13%-650 bps YoY

Tier 1 Leverage Ratio

11.80%-20 bps YoY

NIM

4.16%Q2 ’244.53%Q2 ’254.63%Q2 ’26+18%+16%

Non-interest income vs. expense

1.66%Q2 ’241.54%Q2 ’251.55%Q2 ’26-12%+7%

Year to date, annualized, through each quarter.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026YoY ΔTrend
Return on Assets0.12%0.16%0.35%0.43%0.44%0.47%0.63%0.61%+18 bps
Net Interest Margin1.58%1.62%1.88%1.92%1.94%1.96%2.24%2.22%+31 bps
Non-Interest Burden1.44%1.43%1.43%1.34%1.35%1.36%1.41%1.43%+9 bps
Loan Growth (YoY)6.55%6.66%5.83%4.32%6.12%6.51%6.68%6.81%+249 bps
Nonperforming Loans / Loans0.56%0.53%0.49%0.72%0.81%0.60%0.48%0.43%-29 bps
Allowance / Loans0.31%0.30%0.30%0.32%0.30%0.35%0.35%0.35%+3 bps
Tier 1 Leverage Ratio12.32%12.25%12.07%12.00%11.93%11.92%11.82%11.80%-20 bps
Equity / Assets12.18%12.09%11.88%11.90%11.89%11.81%11.65%11.61%-29 bps
Liquid Assets / Assets22.19%22.28%23.90%23.33%22.08%22.41%23.91%23.97%+64 bps