WallStSmart

American Tower Corp (AMT)vsSun Communities Inc (SUI)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

American Tower Corp generates 363% more annual revenue ($10.82B vs $2.34B). SUI leads profitability with a 59.7% profit margin vs 26.8%. AMT appears more attractively valued with a PEG of 1.97. AMT earns a higher WallStSmart Score of 72/100 (B).

AMT

Strong Buy

72

out of 100

Grade: B

Growth: 6.7Profit: 9.0Value: 6.0Quality: 3.8
Piotroski: 4/9Altman Z: 0.33

SUI

Hold

48

out of 100

Grade: D+

Growth: 3.3Profit: 6.0Value: 5.7Quality: 5.0
Piotroski: 3/9Altman Z: 0.30
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AMTUndervalued (+17.6%)

Margin of Safety

+17.6%

Fair Value

$219.10

Current Price

$182.71

$36.39 discount

UndervaluedFair: $219.10Overvalued
SUIUndervalued (+45.2%)

Margin of Safety

+45.2%

Fair Value

$233.39

Current Price

$126.56

$106.83 discount

UndervaluedFair: $233.39Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AMT5 strengths · Avg: 9.4/10
Operating MarginProfitability
45.3%10/10

Strong operational efficiency at 45.3%

EPS GrowthGrowth
76.9%10/10

Earnings expanding 76.9% YoY

Market CapQuality
$85.12B9/10

Large-cap with strong market position

Return on EquityProfitability
29.9%9/10

Every $100 of equity generates 30 in profit

Profit MarginProfitability
26.8%9/10

Keeps 27 of every $100 in revenue as profit

SUI2 strengths · Avg: 9.0/10
Profit MarginProfitability
59.7%10/10

Keeps 60 of every $100 in revenue as profit

Price/BookValuation
2.2x8/10

Reasonable price relative to book value

Areas to Watch

AMT4 concerns · Avg: 3.0/10
PEG RatioValuation
1.974/10

Expensive relative to growth rate

P/E RatioValuation
29.5x4/10

Moderate valuation

Price/BookValuation
24.2x2/10

Trading at 24.2x book value

Altman Z-ScoreHealth
0.332/10

Distress zone — elevated risk

SUI4 concerns · Avg: 2.5/10
Return on EquityProfitability
0.3%3/10

ROE of 0.3% — below average capital efficiency

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
9.422/10

Expensive relative to growth rate

EPS GrowthGrowth
-97.1%2/10

Earnings declined 97.1%

Comparative Analysis Report

WallStSmart Research

Bull 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 : SUI

The strongest argument for SUI centers on Profit Margin, Price/Book. Profitability is solid with margins at 59.7% and operating margin at 13.4%.

Bear Case : AMT

The primary concerns for AMT are PEG Ratio, P/E Ratio, Price/Book.

Bear Case : SUI

The primary concerns for SUI are Return on Equity, Piotroski F-Score, PEG Ratio.

Key Dynamics to Monitor

AMT carries more volatility with a beta of 0.93 — expect wider price swings.

SUI is growing revenue faster at 8.6% — sustainability is the question.

AMT generates stronger free cash flow (951M), providing more financial flexibility.

Monitor REIT - SPECIALTY industry trends, competitive dynamics, and regulatory changes.

Bottom Line

AMT scores higher overall (72/100 vs 48/100), backed by strong 26.8% margins. SUI offers better value entry with a 45.2% margin of safety. Both earn "Strong 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 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.

Sun Communities Inc

REAL ESTATE · REIT - RESIDENTIAL · USA

Sun Communities Inc. (SUI) is a prominent real estate investment trust (REIT) specializing in the ownership, management, and development of manufactured housing and recreational vehicle (RV) communities throughout the United States and Ontario, Canada. With over 600 properties in its portfolio, the company focuses on generating dependable rental income while enhancing tenant satisfaction through strategic renovations and acquisitions. Sun Communities' dedication to sustainability and responsible land management not only underlines its commitment to long-term viability but also makes it an attractive investment for institutional investors seeking stability and growth potential in a dynamic housing landscape.

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