American Tower Corp (AMT)vsS&P Global Inc (SPGI)
AMT
American Tower Corp
$182.71
+2.54%
REAL ESTATE · Cap: $85.12B
SPGI
S&P Global Inc
$431.23
-0.45%
FINANCIAL SERVICES · Cap: $128.22B
Smart Verdict
WallStSmart Research — data-driven comparison
S&P Global Inc generates 45% more annual revenue ($15.73B vs $10.82B). SPGI leads profitability with a 30.4% profit margin vs 26.8%. SPGI appears more attractively valued with a PEG of 1.53. AMT earns a higher WallStSmart Score of 72/100 (B).
AMT
Strong Buy72
out of 100
Grade: B
SPGI
Strong Buy69
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+17.6%
Fair Value
$219.10
Current Price
$182.71
$36.39 discount
Intrinsic value data unavailable for SPGI.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 45.3%
Earnings expanding 76.9% YoY
Large-cap with strong market position
Every $100 of equity generates 30 in profit
Keeps 27 of every $100 in revenue as profit
Keeps 30 of every $100 in revenue as profit
Strong operational efficiency at 44.3%
Large-cap with strong market position
Earnings expanding 32.5% YoY
Generating 1.7B in free cash flow
Areas to Watch
Expensive relative to growth rate
Moderate valuation
Trading at 24.2x book value
Distress zone — elevated risk
Expensive relative to growth rate
Moderate valuation
Grey zone — moderate risk
Comparative Analysis Report
WallStSmart ResearchBull Case : AMT
The strongest argument for AMT centers on Operating Margin, EPS Growth, Market Cap. Profitability is solid with margins at 26.8% and operating margin at 45.3%.
Bull Case : SPGI
The strongest argument for SPGI centers on Profit Margin, Operating Margin, Market Cap. Profitability is solid with margins at 30.4% and operating margin at 44.3%. Revenue growth of 10.4% demonstrates continued momentum.
Bear Case : AMT
The primary concerns for AMT are PEG Ratio, P/E Ratio, Price/Book.
Bear Case : SPGI
The primary concerns for SPGI are PEG Ratio, P/E Ratio, Altman Z-Score.
Key Dynamics to Monitor
SPGI carries more volatility with a beta of 1.20 — expect wider price swings.
SPGI is growing revenue faster at 10.4% — sustainability is the question.
SPGI generates stronger free cash flow (1.7B), providing more financial flexibility.
Monitor REIT - SPECIALTY industry trends, competitive dynamics, and regulatory changes.
Bottom Line
AMT scores higher overall (72/100 vs 69/100), backed by strong 26.8% margins. Both earn "Strong Buy" and "Strong 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 Tower Corp
REAL ESTATE · REIT - SPECIALTY · USA
American Tower Corporation (also referred to as American Tower or ATC) is an American real estate investment trust and an owner and operator of wireless and broadcast communications infrastructure in several countries worldwide and is headquartered in Boston, Massachusetts.
S&P Global Inc
FINANCIAL SERVICES · FINANCIAL DATA & STOCK EXCHANGES · USA
S&P Global Inc. is an American publicly traded corporation headquartered in Manhattan, New York City. Its primary areas of business are financial information and analytics.
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