WallStSmart

IDEXX Laboratories Inc (IDXX)vsMerck & Company Inc (MRK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 1379% more annual revenue ($65.77B vs $4.45B). IDXX leads profitability with a 24.6% profit margin vs 13.6%. IDXX appears more attractively valued with a PEG of 4.03. IDXX earns a higher WallStSmart Score of 63/100 (C+).

IDXX

Buy

63

out of 100

Grade: C+

Growth: 6.7Profit: 9.5Value: 2.7Quality: 5.0
Piotroski: 5/9

MRK

Hold

50

out of 100

Grade: D+

Growth: 3.3Profit: 8.0Value: 3.3Quality: 4.8
Piotroski: 2/9
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IDXXSignificantly Overvalued (-41.2%)

Margin of Safety

-41.2%

Fair Value

$459.52

Current Price

$560.11

$100.59 premium

UndervaluedFair: $459.52Overvalued
MRKOvervalued (-14.9%)

Margin of Safety

-14.9%

Fair Value

$97.76

Current Price

$111.38

$13.62 premium

UndervaluedFair: $97.76Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

IDXX3 strengths · Avg: 9.7/10
Return on EquityProfitability
72.9%10/10

Every $100 of equity generates 73 in profit

Operating MarginProfitability
31.8%10/10

Strong operational efficiency at 31.8%

Profit MarginProfitability
24.6%9/10

Keeps 25 of every $100 in revenue as profit

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$277.36B10/10

Mega-cap, among the largest globally

Operating MarginProfitability
38.6%10/10

Strong operational efficiency at 38.6%

Free Cash FlowQuality
$2.93B8/10

Generating 2.9B in free cash flow

Areas to Watch

IDXX3 concerns · Avg: 2.0/10
PEG RatioValuation
4.032/10

Expensive relative to growth rate

P/E RatioValuation
42.0x2/10

Premium valuation, high expectations priced in

Price/BookValuation
27.8x2/10

Trading at 27.8x book value

MRK4 concerns · Avg: 3.3/10
P/E RatioValuation
31.6x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
4.9%4/10

4.9% revenue growth

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
5.282/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull 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 : MRK

The strongest argument for MRK centers on Market Cap, Operating Margin, Free Cash Flow.

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 : MRK

The primary concerns for MRK are P/E Ratio, Revenue Growth, Piotroski F-Score.

Key Dynamics to Monitor

IDXX profiles as a mature stock while MRK 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.

MRK generates stronger free cash flow (2.9B), providing more financial flexibility.

Bottom Line

IDXX scores higher overall (63/100 vs 50/100), backed by strong 24.6% margins and 14.3% revenue growth. Both earn "Buy" and "Hold" 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.

Merck & Company Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Merck & Co. is an American multinational pharmaceutical company headquartered in Kenilworth, New Jersey. It is named after the Merck family, which set up Merck Group in Germany in 1668.

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