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Carmax Inc. (KMX) Fundamental Analysis & AI Grade 2026

KMX NYSE Retail-Auto Dealers & Gasoline Stations VA CIK: 0001170010
Updated This Month • Analysis: Jun 19, 2026 • SEC Data: 2026-02-28
Combined AI Grade
C
74% Confidence
AGREEMENT
C
85% Conf
B
64% Conf

📊 KMX Key Takeaways

Revenue: $25.9B
Net Margin: 1.0%
Free Cash Flow: $1.2B
Current Ratio: 2.20x
Debt/Equity: 2.93x
EPS: $1.68
AI Grade: C with 85% confidence
Carmax Inc. (KMX) receives a C fundamental grade with 74% confidence from our AI analysis based on SEC 10-K filings. With revenue of $25.9B, net profit margin of 1.0%, and return on equity (ROE) of 4.2%, Carmax Inc. demonstrates mixed fundamentals in the Automotive sector. Below is our complete KMX stock analysis for 2026.

Is Carmax Inc. (KMX) a Good Investment?

Claude

CarMax exhibits severe fundamental deterioration with EPS down 47.7% YoY, net margins collapsed to 1.0%, and dangerously high leverage (2.93x D/E) against minimal cash reserves of $122.8M relative to $17.3B debt. Flat revenue growth combined with razor-thin profitability and poor capital returns (4.2% ROE) suggest structural challenges requiring immediate operational turnaround.

ChatGPT

Cash generation is solid with strong operating cash flow and a healthy FCF margin, and liquidity appears adequate. However, profitability is thin, revenue growth is flat, and leverage is high, leaving limited cushion against macro or credit headwinds. Monitoring margin recovery and debt service capacity is key before a more constructive stance.

Carmax Inc. Key Strengths (KMX)

Claude
  • + Operating cash flow of $1.8B demonstrates core business cash generation capability
  • + Established scale with $26.4B asset base and market infrastructure
  • + Adequate current ratio of 2.20x for short-term liquidity management
ChatGPT
  • + Robust operating cash flow and 9.7% FCF margin
  • + Healthy current ratio (~2.0x) supporting liquidity
  • + EPS grew 6.3% YoY despite flat revenue

KMX Stock Risks: Carmax Inc. Investment Risks

Claude
  • ! Excessive leverage with 2.93x debt-to-equity ratio and critically low cash buffer of $122.8M against $17.3B long-term debt
  • ! Severe profitability crisis: net margin 1.0%, EPS down 47.7% YoY, ROE 4.2%, ROA 0.9%
  • ! Stagnant revenue growth (0% YoY) with compressed 10.8% gross margins indicating intense competition and pricing pressure
  • ! Quick ratio of 0.49x shows dependency on inventory turnover for liquidity sustainability
  • ! Minimal earnings cushion and missing interest coverage data raise debt service sustainability concerns
ChatGPT
  • ! High leverage (2.74x D/E) with sizable long-term debt
  • ! Thin net margin (1.8%) and low ROA/ROE
  • ! Interest coverage and operating income not evident, signaling earnings pressure

Key Metrics to Watch

Claude
  • * Net profit margin recovery trajectory and path to sustainable profitability
  • * Debt-to-equity ratio trend and cash balance relative to debt obligations
  • * Revenue growth acceleration and same-store sales performance
  • * Operating cash flow sustainability and free cash flow adequacy for debt service
  • * Interest coverage ratio and refinancing requirements
ChatGPT
  • * Gross margin trend
  • * Interest coverage ratio

Carmax Inc. (KMX) Financial Metrics & Key Ratios

Revenue
$25.9B
Net Income
$247.3M
EPS (Diluted)
$1.68
Free Cash Flow
$1.2B
Total Assets
$26.4B
Cash Position
$122.8M

💡 AI Analyst Insight

The relatively thin 4.8% FCF margin may limit capital allocation flexibility. Strong liquidity with a 2.20x current ratio provides a solid financial cushion.

KMX Profit Margin, ROE & Profitability Analysis

Gross Margin 10.8%
Operating Margin N/A
Net Margin 1.0%
ROE 4.2%
ROA 0.9%
FCF Margin 4.8%

KMX vs Automotive Sector: How Carmax Inc. Compares

How Carmax Inc. compares to Automotive sector averages

Net Margin
KMX 1.0%
vs
Sector Avg 6.0%
KMX Sector
ROE
KMX 4.2%
vs
Sector Avg 12.0%
KMX Sector
Current Ratio
KMX 2.2x
vs
Sector Avg 1.2x
KMX Sector
Debt/Equity
KMX 2.9x
vs
Sector Avg 1.0x
KMX Sector

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

Is Carmax Inc. Stock Overvalued? KMX Valuation Analysis 2026

Based on fundamental analysis, Carmax Inc. shows some fundamental concerns relative to the Automotive sector in 2026.

Return on Equity
4.2%
Sector avg: 12%
Net Profit Margin
1.0%
Sector avg: 6%
Revenue Growth
N/A
Year-over-year
Debt/Equity
2.93x
Sector avg: 1x

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.

Carmax Inc. Balance Sheet: KMX Debt, Cash & Liquidity

Current Ratio
2.20x
Quick Ratio
0.49x
Debt/Equity
2.93x
Debt/Assets
77.7%
Interest Coverage
N/A
Long-term Debt
$17.3B

KMX Revenue & Earnings Growth: 5-Year Financial Trend

KMX 5-year financial data: Year 2022: Revenue $31.9B, Net Income $888.4M, EPS $5.33. Year 2023: Revenue $31.9B, Net Income $746.9M, EPS $4.52. Year 2024: Revenue $31.9B, Net Income $1.2B, EPS $6.97. Year 2025: Revenue $29.7B, Net Income $484.8M, EPS $3.03. Year 2026: Revenue $26.5B, Net Income $479.2M, EPS $3.02.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Carmax Inc.'s revenue has declined by 17% over the 5-year period, indicating business contraction. The most recent EPS of $3.02 reflects profitable operations.

KMX 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
4.8%
Free cash flow / Revenue

KMX Quarterly Earnings & Performance

Quarterly financial performance data for Carmax Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q1 2027 $7.5B $185.6M $1.31
Q3 2026 $5.8B $62.2M $0.43
Q2 2026 $6.6B $95.4M $0.64
Q1 2026 $7.1B $152.4M $0.97
Q3 2025 $6.1B $82.0M $0.52
Q2 2025 $7.0B $118.6M $0.75
Q1 2025 $7.1B $152.4M $0.97
Q3 2024 $6.1B $37.6M $0.24

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

Carmax Inc. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$1.8B
Cash generated from operations
Stock Buybacks
$642.8M
Shares repurchased (TTM)
Capital Expenditures
$541.0M
Investment in assets
Dividends
None
No dividend program

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

Access official SEC EDGAR filings for Carmax Inc. (CIK: 0001170010)

📋 Recent SEC Filings

Date Form Document Action
Jun 29, 2026 4 xslF345X06/wk-form4_1782767320.xml View →
Jun 29, 2026 4 xslF345X06/wk-form4_1782767314.xml View →
Jun 29, 2026 4 xslF345X06/wk-form4_1782767308.xml View →
Jun 29, 2026 4 xslF345X06/wk-form4_1782767280.xml View →
Jun 29, 2026 4 xslF345X06/wk-form4_1782767274.xml View →

Frequently Asked Questions about KMX

What is the AI rating for KMX?

Carmax Inc. (KMX) has a Combined AI Grade of C from Claude (C) and ChatGPT (B) with 74% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are KMX's key strengths?

Claude: Operating cash flow of $1.8B demonstrates core business cash generation capability. Established scale with $26.4B asset base and market infrastructure. ChatGPT: Robust operating cash flow and 9.7% FCF margin. Healthy current ratio (~2.0x) supporting liquidity.

What are the risks of investing in KMX?

Claude: Excessive leverage with 2.93x debt-to-equity ratio and critically low cash buffer of $122.8M against $17.3B long-term debt. Severe profitability crisis: net margin 1.0%, EPS down 47.7% YoY, ROE 4.2%, ROA 0.9%. ChatGPT: High leverage (2.74x D/E) with sizable long-term debt. Thin net margin (1.8%) and low ROA/ROE.

What is KMX's revenue and growth?

Carmax Inc. reported revenue of $25.9B.

Does KMX pay dividends?

Carmax Inc. does not currently pay dividends.

Where can I find KMX SEC filings?

Official SEC filings for Carmax Inc. (CIK: 0001170010) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is KMX's EPS?

Carmax Inc. has a diluted EPS of $1.68.

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 grade reflects both perspectives for balanced insights.

What is KMX's fundamental grade?

Based on our AI fundamental analysis in June 2026, Carmax Inc. has a C grade with 74% confidence. Review the strengths and risks sections above for full context. This is not investment advice.

Is KMX stock overvalued or undervalued?

Valuation metrics for KMX: ROE of 4.2% (sector avg: 12%), net margin of 1.0% (sector avg: 6%). Compare these metrics with sector averages to assess valuation.

What is KMX's AI grade for 2026?

Our dual AI analysis gives Carmax Inc. a combined C grade for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is KMX's free cash flow?

Carmax Inc.'s operating cash flow is $1.8B, with capital expenditures of $541.0M. FCF margin is 4.8%.

How does KMX compare to other Automotive stocks?

Vs Automotive sector averages: Net margin 1.0% (avg: 6%), ROE 4.2% (avg: 12%), current ratio 2.20 (avg: 1.2).

Is Carmax Inc. carrying too much debt?

KMX has a debt-to-equity ratio of 2.93x, which is above the Automotive sector average of 1x. However, the current ratio of 2.20 suggests adequate short-term liquidity.

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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: Jun 19, 2026 | Data as of: 2026-02-28 | Powered by Claude AI