American Electric Power Co Inc (AEP)vsMerck & Company Inc (MRK)
AEP
American Electric Power Co Inc
$137.11
+1.99%
UTILITIES · Cap: $74.53B
MRK
Merck & Company Inc
$109.18
-1.60%
HEALTHCARE · Cap: $274.03B
Smart Verdict
WallStSmart Research — data-driven comparison
Merck & Company Inc generates 197% more annual revenue ($65.01B vs $21.88B). MRK leads profitability with a 28.1% profit margin vs 16.4%. AEP appears more attractively valued with a PEG of 2.82. AEP earns a higher WallStSmart Score of 60/100 (C+).
AEP
Buy60
out of 100
Grade: C+
MRK
Buy59
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-59.0%
Fair Value
$76.88
Current Price
$137.11
$60.23 premium
Margin of Safety
-13.2%
Fair Value
$96.48
Current Price
$109.18
$12.70 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Large-cap with strong market position
Reasonable price relative to book value
Strong operational efficiency at 22.8%
Mega-cap, among the largest globally
Every $100 of equity generates 37 in profit
Strong operational efficiency at 32.8%
Keeps 28 of every $100 in revenue as profit
Attractively priced relative to earnings
Generating 1.8B in free cash flow
Areas to Watch
Elevated debt levels
Expensive relative to growth rate
Earnings declined 12.6%
Negative free cash flow — burning cash
Weak financial health signals
Expensive relative to growth rate
Earnings declined 19.3%
Comparative Analysis Report
WallStSmart ResearchBull Case : AEP
The strongest argument for AEP centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 16.4% and operating margin at 22.8%. Revenue growth of 13.2% demonstrates continued momentum.
Bull Case : MRK
The strongest argument for MRK centers on Market Cap, Return on Equity, Operating Margin. Profitability is solid with margins at 28.1% and operating margin at 32.8%.
Bear Case : AEP
The primary concerns for AEP are Debt/Equity, PEG Ratio, EPS Growth. Debt-to-equity of 1.61 is elevated, increasing financial risk.
Bear Case : MRK
The primary concerns for MRK are Piotroski F-Score, PEG Ratio, EPS Growth.
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 0.57 — expect wider price swings.
AEP is growing revenue faster at 13.2% — sustainability is the question.
MRK generates stronger free cash flow (1.8B), providing more financial flexibility.
Bottom Line
AEP scores higher overall (60/100 vs 59/100), backed by strong 16.4% margins and 13.2% revenue growth. 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.
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.
Visit Website →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.
Visit Website →Compare with Other UTILITIES - REGULATED ELECTRIC Stocks
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