IDEXX Laboratories Inc (IDXX)vsCarMax Inc (KMX)
IDXX
IDEXX Laboratories Inc
$560.11
-2.11%
HEALTHCARE · Cap: $45.14B
KMX
CarMax Inc
$40.34
+1.08%
CONSUMER CYCLICAL · Cap: $5.66B
Smart Verdict
WallStSmart Research — data-driven comparison
CarMax Inc generates 524% more annual revenue ($27.76B vs $4.45B). IDXX leads profitability with a 24.6% profit margin vs 0.9%. KMX appears more attractively valued with a PEG of 0.38. IDXX earns a higher WallStSmart Score of 63/100 (C+).
IDXX
Buy63
out of 100
Grade: C+
KMX
Buy52
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-41.2%
Fair Value
$459.52
Current Price
$560.11
$100.59 premium
Margin of Safety
+83.0%
Fair Value
$270.07
Current Price
$40.34
$229.73 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 73 in profit
Strong operational efficiency at 31.8%
Keeps 25 of every $100 in revenue as profit
Growing faster than its price suggests
Reasonable price relative to book value
Areas to Watch
Expensive relative to growth rate
Premium valuation, high expectations priced in
Trading at 27.8x book value
Distress zone — elevated risk
ROE of 4.1% — below average capital efficiency
0.9% margin — thin
Operating margin of 1.8%
Comparative Analysis Report
WallStSmart ResearchBull Case : IDXX
The strongest argument for IDXX centers on Return on Equity, Operating Margin, Profit Margin. Profitability is solid with margins at 24.6% and operating margin at 31.8%. Revenue growth of 14.3% demonstrates continued momentum.
Bull Case : KMX
The strongest argument for KMX centers on PEG Ratio, Price/Book. PEG of 0.38 suggests the stock is reasonably priced for its growth.
Bear Case : IDXX
The primary concerns for IDXX are PEG Ratio, P/E Ratio, Price/Book. A P/E of 42.0x leaves little room for execution misses.
Bear Case : KMX
The primary concerns for KMX are Altman Z-Score, Return on Equity, Profit Margin. Debt-to-equity of 2.75 is elevated, increasing financial risk. Thin 0.9% margins leave little buffer for downturns.
Key Dynamics to Monitor
IDXX profiles as a mature stock while KMX is a value play — different risk/reward profiles.
IDXX carries more volatility with a beta of 1.57 — expect wider price swings.
IDXX is growing revenue faster at 14.3% — sustainability is the question.
IDXX generates stronger free cash flow (232M), providing more financial flexibility.
Bottom Line
IDXX scores higher overall (63/100 vs 52/100), backed by strong 24.6% margins and 14.3% revenue growth. KMX offers better value entry with a 83.0% margin of safety. Both earn "Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
IDEXX Laboratories Inc
HEALTHCARE · DIAGNOSTICS & RESEARCH · USA
IDEXX Laboratories, Inc. is an American multinational corporation engaged in the development, manufacture, and distribution of products and services for the companion animal veterinary, livestock and poultry, water testing, and dairy markets.
CarMax Inc
CONSUMER CYCLICAL · AUTO & TRUCK DEALERSHIPS · USA
CarMax is a used vehicle retailer based in the United States. It operates two business segments: CarMax Sales Operations and CarMax Auto Finance.
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