Total Assets
$248M
Total balance-sheet footings
2026 data FDIC sourced Public-data reference.
Marathon Bank — FDIC Bank Health Profile
Wausau, Wisconsin · Est. 1902. Free, sourced from the FDIC BankFind Suite — refreshed each quarter and cross-checked against the FDIC Call Report.
State chartered SI FDIC Cert #29745 Chicago Region
F
Health grade
At Risk
Score: 7/100
Basel III capital ratios — Marathon Bank
Total Deposits
$186M
Customer-funded liabilities
Net Loans
$212M
Outstanding loan book
Net Income
$1M
Bottom-line earnings
Safety Metrics
Tier 1 capital ratio
Well-capitalized 10%
0.00% of risk-weighted assets — below the federal "well-capitalized" threshold of 10%.
Tier 1 Capital Ratio
Core capital ÷ risk-weighted assets. Well-capitalized: ≥10%
0.00%
Texas Ratio
Non-performing loans ÷ equity. Danger zone: >100%
—
Equity Capital
Tangible book value as a capital buffer
$37M
Profitability Metrics
Return on Assets (ROA)
Net income ÷ assets. Healthy: ≥1%
0.50%
Return on Equity (ROE)
Net income ÷ equity. Industry avg: ~10%
3.50%
Efficiency Ratio
Operating costs ÷ revenue. Efficient: <60%
80.94%
Income & Expense Breakdown
$11M
Interest Income
$466K
Non-Interest Income
$6M
Non-Interest Expense
FDIC Deposit Insurance
Marathon Bank is FDIC-insured (Certificate #29745). Your deposits are protected up to $250,000 per depositor, per account category regardless of this bank's health grade.
What the Numbers Say About Marathon Bank
Marathon Bank is an FDIC-insured institution (Certificate #29745) headquartered in Wausau, Wisconsin, established in 1902. The bank currently holds $248M in total assets and $186M in customer deposits, with $212M deployed as loans. It operates as a State chartered (SI) within the FDIC Chicago region. These figures come directly from the bank's quarterly FDIC Call Report and reflect the balance sheet as of the latest regulatory filing.
On safety metrics, Marathon Bank reports a Tier 1 Capital Ratio of 0.00% — below the 6% "adequately capitalized" minimum set by federal regulators and a Texas Ratio of —. Equity capital stands at $37M, serving as the tangible buffer against loan losses. On profitability, the bank posted a Return on Assets of 0.50% and a Return on Equity of 3.50%, with an Efficiency Ratio of 80.94% — above the 60% benchmark, meaning a larger share of revenue is consumed by operating costs. The combined picture yields a PlainBankData health grade of F (7/100), a composite score that blends all four dimensions.
Not financial advice. This page summarizes public FDIC Call Report data for informational purposes only. Health grades are our interpretation of regulatory filings and are not official FDIC ratings, endorsements, or predictions. Regardless of grade, every dollar on deposit at Marathon Bank is protected by FDIC insurance up to $250,000 per depositor, per ownership category — even if the bank were to fail. For decisions about where to hold deposits, consult a qualified financial professional and verify the latest figures directly at the FDIC's BankFind Suite.
Top 5 banks in Wisconsin by total assets
Source: FDIC BankFind Suite — Call Report (FFIEC 031/041) + CRA performance data Marathon Bank (FDIC Cert #29745) — Tier 1 capital ratio, total assets, deposits, CRA rating · 2025 FDIC Call Reports filed quarterly; latest publicly-available vintage shown. Health grades are PlainBankData's interpretation of regulatory filings and are not official FDIC ratings.
Other Banks in Wisconsin
All Wisconsin banks →| Bank | Assets | Grade | ROA |
|---|---|---|---|
| Associated Bank, National Association Green Bay | $45.1B | C | 1.10% |
| Nicolet National Bank Green Bay | $9.2B | B | 1.66% |
| Johnson Bank Racine | $7.2B | B | 1.07% |
| Town Bank, National Association Hartland | $4.5B | C | 1.27% |
| Bank First, N.A. Manitowoc | $4.5B | B | 1.64% |
| First Business Bank Madison | $4.1B | C | 1.36% |
| John Deere Financial, f.s.b. Middleton | $3.4B | D | 3.87% |
| Lake Ridge Bank Middleton | $3.3B | C | 0.98% |
Frequently Asked Questions
What is Marathon Bank's health grade? ▼
Marathon Bank receives a health grade of F (7/100) based on four FDIC financial metrics: Tier 1 Capital Ratio (40%), Return on Assets (25%), Texas Ratio (20%), and Efficiency Ratio (15%). This bank has significant financial challenges. All deposits remain FDIC-insured up to $250,000.
How large is Marathon Bank? ▼
Marathon Bank holds $248M in total assets and $186M in deposits. It is headquartered in Wausau, Wisconsin.
Is my money safe at Marathon Bank? ▼
Yes. Marathon Bank is FDIC-insured (Certificate #29745). Your deposits are protected up to $250,000 per depositor, per account category, regardless of the bank's health grade. If a bank fails, the FDIC typically makes insured deposits available within one business day.
What is Marathon Bank's Tier 1 Capital Ratio? ▼
Marathon Bank has a Tier 1 Capital Ratio of 0.00%. The federal "well-capitalized" threshold is 10%. This bank is below the 6% minimum for "adequately capitalized" status.
How efficient is Marathon Bank? ▼
Marathon Bank has an Efficiency Ratio of 80.94%. Above 60% means a larger share of revenue goes to operating costs. This metric compares non-interest expenses to total revenue.
Bank Safety Guides
Related Data Sources
Data from the FDIC BankFind Suite API. Financial data as of Q4 2025.
Related
Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBankData Editorial
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FDIC BankFind Suite. Consult a qualified professional before making decisions based on this data.
Read our methodology — how this data is sourced, computed, and verified.