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Frontier Bank

Sioux Falls, SD · Cert 33922 · Peer group: banks under $1B in assets operating regionally (n=94) · Rock Rivers Bcorp

State savings bank · OCC · 5 branches

Q2 2026

$349.2MAssets
$241.5MLoans
$323.8MDeposits
$23.5MEquity

Return on Assets

0.39%

Rank 80 of 94

Net Interest Margin

2.96%

Rank 87 of 94

Efficiency Ratio

78.77%

Rank 78 of 94

Equity / Assets

6.73%

Rank 88 of 94

Non-interest income vs. expense

$1.4M$9.2MINCOMEEXPENSE
Unfavorable gap of $7.8M · efficiency ratio beats 18% of banks under $1B in assets operating regionally
Bank 78.77%Peer median 62.4%Q1 2025Q2 2026Shaded: peer 25th to 75th percentile
MetricYour BankPeer 25thPeer MedianPeer 75thStandingRankPeer Position
Return on Assets0.39%0.82%1.19%1.46%Beats 15%80 / 94
Net Interest Margin2.96%3.42%3.81%4.18%Beats 7%87 / 94
Nonperforming Loans / Loans0.00%0.19%0.47%1.14%Beats 100%6 / 94
Tier 1 Capital Ratio11.28%10.28%11.95%15.07%Beats 39%57 / 94
Equity / Assets6.73%8.98%10.21%11.41%Beats 6%88 / 94
Loans / Assets69.16%62.50%72.84%78.99%39th pctl57 / 94