McKesson Corporation (MCK)vsWilliams Companies Inc (WMB)
MCK
McKesson Corporation
$879.75
-0.25%
HEALTHCARE · Cap: $108.85B
WMB
Williams Companies Inc
$73.81
-0.87%
ENERGY · Cap: $90.96B
Smart Verdict
WallStSmart Research — data-driven comparison
McKesson Corporation generates 3264% more annual revenue ($397.96B vs $11.83B). WMB leads profitability with a 22.1% profit margin vs 1.1%. MCK appears more attractively valued with a PEG of 1.07. WMB earns a higher WallStSmart Score of 67/100 (B-).
MCK
Buy57
out of 100
Grade: C
WMB
Strong Buy67
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+41.2%
Fair Value
$1622.09
Current Price
$879.75
$742.34 discount
Margin of Safety
+29.0%
Fair Value
$100.15
Current Price
$73.81
$26.34 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Conservative balance sheet, low leverage
Safe zone — low bankruptcy risk
Large-cap with strong market position
Earnings expanding 38.0% YoY
Generating 1.1B in free cash flow
Strong operational efficiency at 41.2%
Earnings expanding 50.8% YoY
Large-cap with strong market position
Keeps 22 of every $100 in revenue as profit
Areas to Watch
Moderate valuation
ROE of 0.0% — below average capital efficiency
1.1% margin — thin
Operating margin of 1.6%
Expensive relative to growth rate
Premium valuation, high expectations priced in
Weak financial health signals
Negative free cash flow — burning cash
Comparative Analysis Report
WallStSmart ResearchBull Case : MCK
The strongest argument for MCK centers on Debt/Equity, Altman Z-Score, Market Cap. Revenue growth of 11.4% demonstrates continued momentum. PEG of 1.07 suggests the stock is reasonably priced for its growth.
Bull Case : WMB
The strongest argument for WMB centers on Operating Margin, EPS Growth, Market Cap. Profitability is solid with margins at 22.1% and operating margin at 41.2%.
Bear Case : MCK
The primary concerns for MCK are P/E Ratio, Return on Equity, Profit Margin. Thin 1.1% margins leave little buffer for downturns.
Bear Case : WMB
The primary concerns for WMB are PEG Ratio, P/E Ratio, Piotroski F-Score.
Key Dynamics to Monitor
MCK profiles as a value stock while WMB is a mature play — different risk/reward profiles.
WMB carries more volatility with a beta of 0.65 — expect wider price swings.
MCK is growing revenue faster at 11.4% — sustainability is the question.
MCK generates stronger free cash flow (1.1B), providing more financial flexibility.
Bottom Line
WMB scores higher overall (67/100 vs 57/100), backed by strong 22.1% margins. MCK offers better value entry with a 41.2% margin of safety. Both earn "Strong 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.
McKesson Corporation
HEALTHCARE · MEDICAL DISTRIBUTION · USA
McKesson Corporation is an American company distributing pharmaceuticals and providing health information technology, medical supplies, and care management tools.
Visit Website →Williams Companies Inc
ENERGY · OIL & GAS MIDSTREAM · USA
The Williams Companies, Inc., is an American energy company based in Tulsa, Oklahoma. Its core business is natural gas processing and transportation, with additional petroleum and electricity generation assets.
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