MBBC (Marathon Bancorp) Net Interest Income: $7.82 Mil (TTM As of Mar. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MBBC Marathon Bancorp Inc MBBC
59 GF Score
Price $15.23
GF Value $10.78
Valuation Significantly Overvalued
! 5 Warning Signs
View Full Analysis

What is Marathon Bancorp Net Interest Income?

Marathon Bancorp MBBC -1.14% 59 Net Interest Income is $7.82 Mil as of Mar. 2026. GuruFocus rates MBBC with a GF Score™ of 59/100 and a GF Value™ of $10.78 (Significantly Overvalued). The stock has 5 warning signs investors should review.

Net interest income is the total interest income minus total interest expense. It represents the difference between interest and dividends earned on interestbearing assets and interest paid to depositors and other creditors. Marathon Bancorp's net interest income for the three months ended in Mar. 2026 was $2.06 Mil. Its net interest income for the trailing twelve months (TTM) ended in Mar. 2026 was $7.82 Mil.

Marathon Bancorp Net Interest Income Related Terms

Marathon Bancorp Net Interest Income Historical Data

* Premium members only.

The historical data trend for Marathon Bancorp's Net Interest Income can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Marathon Bancorp Net Interest Income Chart

Marathon Bancorp Annual Data
Trend Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Net Interest Income
Get a 7-Day Free Trial 5.39 6.21 6.70 5.84 6.04

Marathon Bancorp Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Net Interest Income Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 1.46 1.75 1.95 2.06 2.06
MBBC
59GF Score
Marathon Bancorp Inc MBBC
Net Interest Income is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Marathon Bancorp Net Interest Income Calculation

Net interest income is the total interest income minus total interest expense. It represents the difference between interest and dividends earned on interestbearing assets and interest paid to depositors and other creditors.

Net Interest Income for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $7.82 Mil.

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about Net Interest Income →
What does a Net Interest Income of $7.82 Mil mean?
Marathon Bancorp (MBBC) has a Net Interest Income of $7.82 Mil as of Mar. 2026.
Is Marathon Bancorp's Net Interest Income too high?
Marathon Bancorp's current Net Interest Income is $7.82 Mil. Overall, Marathon Bancorp has a GF Score™ of 59/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Marathon Bancorp's Net Interest Income compare to HCBC and HFBA?
Marathon Bancorp's Net Interest Income of $7.82 Mil can be compared against companies in the Banks industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Net Interest Income for a Banks company?
A good Net Interest Income depends on the Banks industry context. However, Net Interest Income should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Net Interest Income mean?
A high Net Interest Income can signal that a stock is expensive relative to its fundamentals. Marathon Bancorp's current Net Interest Income is $7.82 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Marathon Bancorp stock overvalued right now?
Based on GuruFocus' analysis, Marathon Bancorp (MBBC) is currently considered Significantly Overvalued. The stock's GF Value™ is $10.78, compared to a current price of $15.23 — trading 41.2% above its estimated fair value. The current Net Interest Income is $7.82 Mil. Marathon Bancorp's overall GF Score™ is 59/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Interest Income calculated?
Net Interest Income is calculated from a company's financial statements. For Marathon Bancorp (MBBC), the current Net Interest Income is $7.82 Mil as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Marathon Bancorp (MBBC) Overvalued in 2026?

Based on GuruFocus' analysis, Marathon Bancorp stock appears to be overvalued. The current stock price of $15.23 is trading 41.2% above its estimated GF Value™ of $10.78. GuruFocus considers Marathon Bancorp to be Significantly Overvalued.

Key valuation signals for MBBC:

  • Net Interest Income: $7.82 Mil
  • GF Value™: $10.78 vs. price of $15.23 (41.2% above fair value)
  • GF Score™: 59/100 with 5 warning signs

No single metric tells the full story. See the MBBC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Marathon Bancorp Business Description

Address 500 Scott Street, Wausau, WI, USA, 54403
Marathon Bancorp Inc is a mid-tier holding company for Marathon Bank, a Wisconsin-chartered savings bank. The group operates as a community-oriented bank offering a variety of financial products and services to meet the needs of customers. The primary deposit products are demand deposits, savings, and certificates of deposits; and prime lending products are commercial real estate, commercial and industrial, construction, one-to-four-family residential, multifamily real estate, and consumer loans. The majority of the group's revenue comes from interest income on loans and debt securities.
59GF Score

Get the complete analysis for MBBC

Net Interest Income is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$15.23
Price
$10.78
GF Value