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BankSonar

Bank Five Nine

Oconomowoc, WI · State, non-member commercial bank

72

Sonar Score

Stable

out of 100 · from public FDIC data

Reported March 31, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.

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Key figures

Total assets
$2.6B
Total deposits
$2.2B
Branches
19
Return on assets
1.48%
Return on equity
16.71%
Charter type
State, non-member commercial bank
Established
1859
FDIC cert #
12517

How the 72 breaks down

Capital adequacyweight 40%

Capital ratio not reported.

Profitability (ROA)weight 30%

Strong returns on its asset base.

Return on equityweight 15%

Efficient use of shareholder capital.

Scale & stabilityweight 15%

Mid-size institution.

Read the full Sonar Score methodology →

Your deposits at Bank Five Nine

Bank Five Nine is an FDIC-insured institution (Cert #12517). Deposits are insured up to $250,000 per depositor, per ownership category, by the full faith and credit of the US government. Learn how to maximize your coverage →

19 branch locations

W359n5900 Brown St

Oconomowoc, WI 53066

800 Cardinal Ln

Hartland, WI 53029

1306 W Wisconsin Ave

Oconomowoc, WI 53066

N112w17100 Mequon Rd

Germantown, WI 53022

18815 W Capitol Dr

Brookfield, WI 53045

940 Bell Ave

Hartford, WI 53027

1811 W Washington St

West Bend, WI 53095

1300 N Summit Ave

Oconomowoc, WI 53066

11715 N Port Washington Rd

Mequon, WI 53092

N56w14044 Silver Spring Dr, Ste 100

Menomonee Falls, WI 53051

5315 Wall St Ste 200

Madison, WI 53718

N109w17075 Ava Cir

Germantown, WI 53022

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