American Tower Corp (AMT)vsSimon Property Group Inc (SPG)
AMT
American Tower Corp
$176.53
-1.80%
REAL ESTATE · Cap: $82.24B
SPG
Simon Property Group Inc
$202.12
+0.36%
REAL ESTATE · Cap: $76.66B
Smart Verdict
WallStSmart Research — data-driven comparison
American Tower Corp generates 70% more annual revenue ($10.82B vs $6.36B). SPG leads profitability with a 72.7% profit margin vs 26.8%. AMT appears more attractively valued with a PEG of 1.87. AMT earns a higher WallStSmart Score of 72/100 (B).
AMT
Strong Buy72
out of 100
Grade: B
SPG
Strong Buy67
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+17.4%
Fair Value
$218.43
Current Price
$176.53
$41.90 discount
Margin of Safety
-18.0%
Fair Value
$165.04
Current Price
$202.12
$37.08 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 45.9%
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
Every $100 of equity generates 104 in profit
Keeps 73 of every $100 in revenue as profit
Strong operational efficiency at 49.7%
Earnings expanding 358.1% YoY
Large-cap with strong market position
Attractively priced relative to earnings
Areas to Watch
Expensive relative to growth rate
Moderate valuation
Trading at 23.4x book value
Distress zone — elevated risk
Trading at 12.7x book value
Expensive relative to growth rate
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 45.9%.
Bull Case : SPG
The strongest argument for SPG centers on Return on Equity, Profit Margin, Operating Margin. Profitability is solid with margins at 72.7% and operating margin at 49.7%. Revenue growth of 13.2% demonstrates continued momentum.
Bear Case : AMT
The primary concerns for AMT are PEG Ratio, P/E Ratio, Price/Book.
Bear Case : SPG
The primary concerns for SPG are Price/Book, PEG Ratio.
Key Dynamics to Monitor
SPG carries more volatility with a beta of 1.36 — expect wider price swings.
SPG is growing revenue faster at 13.2% — sustainability is the question.
SPG generates stronger free cash flow (982M), providing more financial flexibility.
Monitor REIT - SPECIALTY industry trends, competitive dynamics, and regulatory changes.
Bottom Line
AMT scores higher overall (72/100 vs 67/100), 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.
Simon Property Group Inc
REAL ESTATE · REIT - RETAIL · USA
Simon Property Group, Inc. is a real estate investment trust that invests in shopping malls, outlet centers, and community/lifestyle centers. It is the largest owner of shopping malls in the United States and is headquartered in Indianapolis, Indiana.
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