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Marathon Bancorp, Inc. /MD/ (MBBC) Stock Fundamental Analysis & AI Rating 2026

MBBC Nasdaq Savings Institutions, Not Federally Chartered CIK: 0001835385
Updated This Month • Analysis: Apr 1, 2026 • SEC Data: 2025-12-31
Combined AI Rating
HOLD
60% Confidence
STRONG AGREEMENT
HOLD
45% Conf
HOLD
74% Conf

📊 MBBC Key Takeaways

Revenue: $5.8M
Net Margin: 16.2%
Free Cash Flow: $1.9M
Current Ratio: N/A
Debt/Equity: 0.00x
EPS: $0.35
AI Rating: HOLD with 45% confidence
Marathon Bancorp, Inc. /MD/ (MBBC) receives a HOLD rating with 60% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $5.8M, net profit margin of 16.2%, and return on equity (ROE) of 2.0%, Marathon Bancorp, Inc. /MD/ demonstrates mixed fundamentals in the Finance sector. Below is our complete MBBC stock analysis for 2026.

Is Marathon Bancorp, Inc. /MD/ (MBBC) a Good Investment?

Claude

Marathon Bancorp demonstrates strong revenue growth (+58.1% YoY) and exceptional net income expansion (+122.7% YoY), but financial metrics raise concerns about sustainability and operational efficiency. The extremely low ROA (0.4%) and ROE (2.0%) relative to peers, combined with an interest coverage ratio of only 0.4x, suggest the company is overleveraged with limited earnings cushion relative to debt obligations.

ChatGPT

Marathon Bancorp is showing clear year-over-year earnings acceleration, with revenue, net income, EPS, and free cash flow all improving meaningfully in the latest period. However, absolute profitability remains modest for a bank, as reflected in low ROE and ROA, so the fundamentals support cautious optimism rather than a strongly bullish view.

Why Buy Marathon Bancorp, Inc. /MD/ Stock? MBBC Key Strengths

Claude
  • + Exceptional revenue growth of 58.1% year-over-year indicates strong market demand and business expansion
  • + Net income growth of 122.7% YoY demonstrates significant earnings leverage and operational improvements
  • + Strong free cash flow generation of $1.9M with 31.9% FCF margin shows cash conversion capability
  • + No long-term debt on balance sheet provides financial flexibility and reduced refinancing risk
ChatGPT
  • + Revenue and net income are growing rapidly year over year, indicating improving operating momentum
  • + Positive operating cash flow and strong free cash flow conversion support earnings quality
  • + Balance sheet appears conservatively funded with no reported long-term debt and a solid equity base

MBBC Stock Risks: Marathon Bancorp, Inc. /MD/ Investment Risks

Claude
  • ! Interest coverage ratio of 0.4x is critically low, indicating company cannot cover interest expenses from operating income alone
  • ! ROA of 0.4% and ROE of 2.0% are substantially below banking industry standards, suggesting poor capital efficiency and asset utilization
  • ! High leverage with $201.1M liabilities against only $46.9M equity (4.3x debt-to-equity) creates significant financial risk despite zero long-term debt reporting
  • ! Limited insider buying activity (3 Form 4 filings in 90 days) provides minimal confidence signal from company management
ChatGPT
  • ! ROE and ROA remain low, suggesting limited efficiency and weak returns on capital despite recent growth
  • ! Interest coverage is thin, pointing to limited earnings cushion relative to interest burden
  • ! A small asset base can make results more sensitive to credit costs, deposit shifts, or margin pressure

Key Metrics to Watch

Claude
  • * Interest coverage ratio trend - critical to monitor if it deteriorates further below 0.4x
  • * Return on Assets (ROA) improvement trajectory - must show sustained improvement toward 1.0%+ for banking sector competitiveness
  • * Debt-to-equity ratio - track whether leverage decreases as profitability growth continues
  • * Net interest margin (NIM) and loan loss provisions - essential metrics for savings institutions not provided
  • * Capital adequacy ratios - regulatory capital requirements for banking institutions
ChatGPT
  • * ROE and ROA improvement over the next several quarters
  • * Net interest margin and provision for credit losses

Marathon Bancorp, Inc. /MD/ (MBBC) Financial Metrics & Key Ratios

Revenue
$5.8M
Net Income
$945.7K
EPS (Diluted)
$0.35
Free Cash Flow
$1.9M
Total Assets
$248.0M
Cash Position
$13.7M

💡 AI Analyst Insight

The 31.9% free cash flow margin provides substantial flexibility for dividends, buybacks, and strategic investments. The current ratio below 1.0x warrants monitoring of short-term liquidity.

MBBC Profit Margin, ROE & Profitability Analysis

Gross Margin N/A
Operating Margin 19.5%
Net Margin 16.2%
ROE 2.0%
ROA 0.4%
FCF Margin 31.9%

MBBC vs Finance Sector: How Marathon Bancorp, Inc. /MD/ Compares

How Marathon Bancorp, Inc. /MD/ compares to Finance sector averages

Net Margin
MBBC 16.2%
vs
Sector Avg 25.0%
MBBC Sector
ROE
MBBC 2.0%
vs
Sector Avg 12.0%
MBBC Sector
Current Ratio
MBBC 0.0x
vs
Sector Avg 1.2x
MBBC Sector
Debt/Equity
MBBC 0.0x
vs
Sector Avg 2.0x
MBBC Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is Marathon Bancorp, Inc. /MD/ Stock Overvalued? MBBC Valuation Analysis 2026

Based on fundamental analysis, Marathon Bancorp, Inc. /MD/ has mixed fundamental signals relative to the Finance sector in 2026.

Return on Equity
2.0%
Sector avg: 12%
Net Profit Margin
16.2%
Sector avg: 25%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.00x
Sector avg: 2x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

Marathon Bancorp, Inc. /MD/ Balance Sheet: MBBC Debt, Cash & Liquidity

Current Ratio
N/A
Quick Ratio
N/A
Debt/Equity
0.00x
Debt/Assets
81.1%
Interest Coverage
0.42x
Long-term Debt
N/A

MBBC Revenue & Earnings Growth: 5-Year Financial Trend

MBBC 5-year financial data:
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Marathon Bancorp, Inc. /MD/'s revenue has remained relatively flat over the 5-year period, with a 0% decline. The most recent EPS of $-0.07 indicates the company is currently unprofitable.

MBBC Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
31.9%
Free cash flow / Revenue

Marathon Bancorp, Inc. /MD/ Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$1.9M
Cash generated from operations
Stock Buybacks
$82.2K
Shares repurchased (TTM)
Capital Expenditures
$21.3K
Investment in assets
Dividends
None
No dividend program

MBBC SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for Marathon Bancorp, Inc. /MD/ (CIK: 0001835385)

📋 Recent SEC Filings

Date Form Document Action
Mar 20, 2026 4 xslF345X06/rdgdoc.xml View →
Mar 18, 2026 4 xslF345X06/rdgdoc.xml View →
Feb 24, 2026 4 xslF345X05/rdgdoc.xml View →
Feb 11, 2026 10-Q mara-20251231x10q.htm View →
Dec 3, 2025 4 xslF345X05/rdgdoc.xml View →

Frequently Asked Questions about MBBC

What is the AI rating for MBBC?

Marathon Bancorp, Inc. /MD/ (MBBC) has a Combined AI Rating of HOLD from Claude (HOLD) and ChatGPT (HOLD) with 60% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are MBBC's key strengths?

Claude: Exceptional revenue growth of 58.1% year-over-year indicates strong market demand and business expansion. Net income growth of 122.7% YoY demonstrates significant earnings leverage and operational improvements. ChatGPT: Revenue and net income are growing rapidly year over year, indicating improving operating momentum. Positive operating cash flow and strong free cash flow conversion support earnings quality.

What are the risks of investing in MBBC?

Claude: Interest coverage ratio of 0.4x is critically low, indicating company cannot cover interest expenses from operating income alone. ROA of 0.4% and ROE of 2.0% are substantially below banking industry standards, suggesting poor capital efficiency and asset utilization. ChatGPT: ROE and ROA remain low, suggesting limited efficiency and weak returns on capital despite recent growth. Interest coverage is thin, pointing to limited earnings cushion relative to interest burden.

What is MBBC's revenue and growth?

Marathon Bancorp, Inc. /MD/ reported revenue of $5.8M.

Does MBBC pay dividends?

Marathon Bancorp, Inc. /MD/ does not currently pay dividends.

Where can I find MBBC SEC filings?

Official SEC filings for Marathon Bancorp, Inc. /MD/ (CIK: 0001835385) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is MBBC's EPS?

Marathon Bancorp, Inc. /MD/ has a diluted EPS of $0.35.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is MBBC a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, Marathon Bancorp, Inc. /MD/ has a HOLD rating with 60% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is MBBC stock overvalued or undervalued?

Valuation metrics for MBBC: ROE of 2.0% (sector avg: 12%), net margin of 16.2% (sector avg: 25%). Compare these metrics with sector averages to assess valuation.

Should I buy MBBC stock in 2026?

Our dual AI analysis gives Marathon Bancorp, Inc. /MD/ a combined HOLD rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is MBBC's free cash flow?

Marathon Bancorp, Inc. /MD/'s operating cash flow is $1.9M, with capital expenditures of $21.3K. FCF margin is 31.9%.

How does MBBC compare to other Finance stocks?

Vs Finance sector averages: Net margin 16.2% (avg: 25%), ROE 2.0% (avg: 12%), current ratio N/A (avg: 1.2).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Apr 1, 2026 | Data as of: 2025-12-31 | Powered by Claude AI