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Compare Stocks › AMT vs UNP

American Tower Corporation (AMT) vs Union Pacific Corporation (UNP)

AMT
American Tower Corporation
$182.76
VS
UNP
Union Pacific Corporation
$234.18

Rewards

AMT
  • ★Gross margin of 74.2% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • ★Free cash flow has grown at a 27.6% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • ★Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.
UNP
  • ★Union Pacific Corporation has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • ★Union Pacific Corporation scores 80/100 on the Economic Moat Score (Wide Moat), with margin stability as the strongest competitive dimension.
  • ★Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.

Risks

AMT
  • ⚠FCF yield of 5.3% suggests reasonable valuation assuming continued moderate growth.
  • ⚠High leverage (4.34x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • ⚠Net debt/EBITDA of 6.3x indicates heavy leverage — it would take over 4 years of EBITDA to pay off net debt.
UNP
  • ⚠PEG ratio of 2.87 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.

Key Valuation Metrics

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AMT
UNP
Valuation
$4.51B
Free Cash Flow
$5.50B
5.27%
FCF Yield
3.96%
33.91
Trailing P/E
19.53
26.45
Forward P/E
17.34
Quality & Moat
6.83%
ROIC
15.44%
24.43%
ROE
38.65%
74.18%
Gross Margin
56.35%
N/A
PEG Ratio
2.87
Balance Sheet Safety
4.34
Debt / Equity
1.78
N/A
Interest Coverage
N/A
6.30
Net Debt / EBITDA
2.52
3.77%
Dividend Yield
2.36%
AMT: 3Ties: 1UNP: 7
AMTUNP

Historical Fundamentals

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AMT

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

UNP

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

$1 Retained Earnings Test

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AMT
N/A
Net losses over 3 years — test not applicable
Company had negative cumulative retained earnings
Σ Retained
$-2.91B
Δ Market Cap
$-16.77B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
UNP
$0.98
created per $1 retained over 3 years
Mediocre Allocator
Σ Retained
$10.64B
Δ Market Cap
+$10.42B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Discounted Cash Flow (DCF) Analysis

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AMT
1072.0% Overvalued
Price is 1072.0% above estimated fair value
Current Price: $182.76
Fair Value: $15.59
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
UNP
6.5% Overvalued
Price is 6.5% above estimated fair value
Current Price: $234.18
Fair Value: $219.93
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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AMT

What growth rate is the market pricing in at $183?

+20.5%
Market-Implied Owner Earnings Growth
Standard FCF implies +12.6%

The market implies +20.5% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +12.6%, reflecting heavy growth investment.

UNP

What growth rate is the market pricing in at $234?

+10.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +13.7%

The market implies +10.1% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +13.7%, reflecting heavy growth investment.

Economic Moat Score

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AMT
51/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with revenue predictability as the key competitive advantage. Improving roic consistency would strengthen the moat.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.
UNP
80/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by margin stability. Reinvestment Efficiency is the area most vulnerable to competitive pressure.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.

Forensic Accounting

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AMT
-2.49
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
UNP
-2.62
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Ownership Breakdown

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AMT
Insiders 0.2%Institutions 96.1%Retail & Other 3.8%
No. of Institutional Holders2,413
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
UNP
Insiders 0.2%Institutions 89.0%Retail & Other 10.8%
No. of Institutional Holders3,432
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.

High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.

Insider Buying Activity

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AMT
1
Buys (3M)
2
Buys (12M)
Total value (12M): $1.49M
KALATHUR RAJESH
Director
$494,936
@ $185.30 · 2026-03-10
REILLY EUGENE F
Director
$994,110
@ $178.99 · 2025-10-31
Open market purchases · includes direct & indirect ownership · excludes option exercises
UNP
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises

Open market purchases · includes direct & indirect ownership · excludes option exercises.

Insider Selling Activity

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AMT
6
Sells (3M)
7
Sells (12M)
Total value (12M): $22.01M
VONDRAN STEVEN OWEN
Chief Executive Officer
$6.31M
@ $188.46 · 2026-03-04
DOWLING RUTH T
General Counsel
$128,564
@ $188.51 · 2026-03-04
NOEL EUGENE M
Chief Operating Officer
$7.87M
@ $191.05 · 2026-03-02
MEYER ROBERT JOSEPH JR
Officer
$831,695
@ $186.73 · 2026-02-27
DOWLING RUTH T
General Counsel
$122,121
@ $186.16 · 2026-02-27
SMITH RODNEY M
Chief Financial Officer
$6.60M
@ $192.09 · 2026-02-17
FONT JUAN HERNANDEZ
Officer
$149,998
@ $208.33 · 2025-07-31
GOEL SANJAY
Officer
$863,680
@ $215.92 · 2025-03-17
MEYER ROBERT JOSEPH JR
Officer
$1.14M
@ $201.67 · 2025-02-27
REEVE PAMELA D A
Director
$1.01M
@ $202.97 · 2025-02-26
SMITH RODNEY M
Chief Financial Officer
$3.14M
@ $189.70 · 2025-02-13
SMITH RODNEY M
Chief Financial Officer
$3.00M
@ $181.10 · 2025-01-16
GOEL SANJAY
Officer
$1.19M
@ $238.00 · 2024-09-13
NOEL EUGENE M
Officer
$7.95M
@ $240.00 · 2024-09-10
PUECH OLIVIER
Officer
$4.37M
@ $230.00 · 2024-09-03
PUECH OLIVIER
Officer
$2.26M
@ $226.35 · 2024-08-26
MEYER ROBERT JOSEPH JR
Officer
$508,020
@ $232.93 · 2024-08-02
VONDRAN STEVEN OWEN
Chief Executive Officer
$4.95M
@ $230.00 · 2024-08-02
PUECH OLIVIER
Officer
$2.33M
@ $233.27 · 2024-08-02
GOEL SANJAY
Officer
$1.13M
@ $235.39 · 2024-08-02
GOEL SANJAY
Officer
$702,061
@ $200.36 · 2024-06-04
HORMATS ROBERT D.
Director
$128,450
@ $183.50 · 2024-05-03
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
UNP
0
Sells (3M)
0
Sells (12M)
RICHARDSON CRAIG V
Officer
$1.64M
@ $252.00 · 2025-01-27
WHITED ELIZABETH F.
President
$1.88M
@ $250.00 · 2025-01-24
WHITED ELIZABETH F.
President
$875,905
@ $246.59 · 2024-07-30
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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AMT
FearGreed
😐Neutral(41/100)

"Market is pricing this stock without strong emotion in either direction"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
UNP
FearGreed
😐Neutral(44/100)

"Market is pricing this stock without strong emotion in either direction"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

⚖️ Buffett Signal

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AMT
⚪Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Neutral (41)
UNP
⚪Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Neutral (44)
View AMT Full AnalysisView UNP Full Analysis