WallStSmart

American Electric Power Co Inc (AEP)vsMerck & Company Inc (MRK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 193% more annual revenue ($65.77B vs $22.43B). AEP leads profitability with a 16.3% profit margin vs 13.6%. AEP appears more attractively valued with a PEG of 2.27. AEP earns a higher WallStSmart Score of 64/100 (C+).

AEP

Buy

64

out of 100

Grade: C+

Growth: 5.3Profit: 7.0Value: 5.0Quality: 3.5
Piotroski: 4/9Altman Z: 0.67

MRK

Hold

50

out of 100

Grade: D+

Growth: 3.3Profit: 8.0Value: 2.7Quality: 5.0
Piotroski: 3/9Altman Z: 2.30
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

Intrinsic value data unavailable for AEP.

MRKSignificantly Overvalued (-49.3%)

Margin of Safety

-49.3%

Fair Value

$80.88

Current Price

$120.79

$39.91 premium

UndervaluedFair: $80.88Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AEP3 strengths · Avg: 8.3/10
Market CapQuality
$69.16B9/10

Large-cap with strong market position

Price/BookValuation
2.2x8/10

Reasonable price relative to book value

Operating MarginProfitability
23.7%8/10

Strong operational efficiency at 23.7%

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$285.64B10/10

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

AEP4 concerns · Avg: 2.8/10
PEG RatioValuation
2.274/10

Expensive relative to growth rate

Debt/EquityHealth
1.633/10

Elevated debt levels

Free Cash FlowQuality
$-1.32B2/10

Negative free cash flow — burning cash

Altman Z-ScoreHealth
0.672/10

Distress zone — elevated risk

MRK4 concerns · Avg: 3.5/10
P/E RatioValuation
32.6x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
4.9%4/10

4.9% revenue growth

Debt/EquityHealth
1.073/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : AEP

The strongest argument for AEP centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 16.3% and operating margin at 23.7%. Revenue growth of 10.2% demonstrates continued momentum.

Bull Case : MRK

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

Bear Case : AEP

The primary concerns for AEP are PEG Ratio, Debt/Equity, Free Cash Flow. Debt-to-equity of 1.63 is elevated, increasing financial risk.

Bear Case : MRK

The primary concerns for MRK are P/E Ratio, Revenue Growth, Debt/Equity.

Key Dynamics to Monitor

AEP profiles as a mature stock while MRK is a value play — different risk/reward profiles.

AEP carries more volatility with a beta of 0.55 — expect wider price swings.

AEP is growing revenue faster at 10.2% — sustainability is the question.

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

Bottom Line

AEP scores higher overall (64/100 vs 50/100), backed by strong 16.3% margins and 10.2% 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.

American Electric Power Co Inc

UTILITIES · UTILITIES - REGULATED ELECTRIC · USA

American Electric Power (AEP) is a major investor-owned electric utility in the United States, delivering electricity to more than five million customers in 11 states.

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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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