TellerScore

Side-by-side · Q2 2026 data

Old Second National Bank vs Byline Bank

Bank

Old Second National Bank

Aurora, Illinois · $1 billion – $10 billion

71of 100
Strong

Bank

Byline Bank

Chicago, Illinois · $1 billion – $10 billion

74of 100
Strong

Metric by metric

MeasureOld Second National BankByline Bank
TellerScore7174 (stronger)
Capital cushion7079 (stronger)
Loan quality6469 (stronger)
Earnings8787
Funding & liquidity52 (stronger)45
Problem-loan coverage8990 (stronger)
Peer percentile63rd74th
Total assets$6.9B$9.9B
Deposits / shares$5.5B$7.9B
Capital ratio12.05%12.88% (stronger)
Problem loans1.08%0.93% (stronger)
Net charge-offs0.73%0.28% (stronger)
Return on assets1.69% (stronger)1.69%
Loans ÷ deposits94.7%94.3% (stronger)
Uninsured deposits27.1% (stronger)34.1%
Offices5344
CFPB complaints (3 yrs)——
Complaints per $1B deposits——
Mortgage denial rate (HMDA)13.7%13.5%

Byline Bank has the higher TellerScore (74 vs 71). On the 7 directional measures above (where higher or lower is clearly better), Old Second National Bank leads on 2 and Byline Bank on 5. Deposits are insured up to $250,000 per depositor, per ownership category, at both.

Where both have branches

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