Compare StocksAMT vs RTX

American Tower Corporation (AMT) vs RTX Corporation (RTX)

AMT
American Tower Corporation
$181.61
VS
RTX
RTX Corporation
$173.99

Rewards

AMT
  • Gross margin of 74.0% 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.
RTX
  • Free cash flow has grown at a 19.2% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Each dollar of retained earnings has created $3.65 of earning power — management is an exceptional capital allocator.

Risks

AMT
  • FCF yield of 5.5% suggests reasonable valuation assuming continued moderate growth.
  • High leverage (4.45x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • Net debt/EBITDA of 6.2x indicates heavy leverage — it would take over 4 years of EBITDA to pay off net debt.
RTX
  • Gross margin of 20.2% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • 7 insider sales totaling $32.7M with no purchases in the past 3 months — insiders are reducing their exposure.

Key Valuation Metrics

Learn more →
AMT
RTX
Valuation
$4.61B
Free Cash Flow
$7.23B
5.45%
FCF Yield
3.09%
29.34
Trailing P/E
32.70
26.42
Forward P/E
23.05
Quality & Moat
7.10%
ROIC
8.80%
24.92%
ROE
9.90%
73.96%
Gross Margin
20.21%
0.38
PEG Ratio
1.01
Balance Sheet Safety
4.45
Debt / Equity
0.57
N/A
Interest Coverage
N/A
6.23
Net Debt / EBITDA
2.10
3.79%
Dividend Yield
1.59%
AMT: 6Ties: 1RTX: 5
AMTRTX

Historical Fundamentals

Learn more →
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.

RTX

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

Learn more →
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
RTX
$21.02
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$4.67B
Δ Market Cap
+$98.20B
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

Learn more →
AMT
13579.2% Overvalued
Price is 13579.2% above estimated fair value
Current Price: $181.61
Fair Value: $1.33
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
RTX
85.2% Overvalued
Price is 85.2% above estimated fair value
Current Price: $173.99
Fair Value: $93.93
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

Learn more →
AMT

What growth rate is the market pricing in at $182?

+20.4%
Market-Implied Owner Earnings Growth
Standard FCF implies +12.2%

The market implies +20.4% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +12.2%, reflecting heavy growth investment.

RTX

What growth rate is the market pricing in at $174?

+17.0%
Market-Implied Owner Earnings Growth
Standard FCF implies +16.0%

The market implies +17.0% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +16.0%, reflecting heavy growth investment.

Economic Moat Score

Learn more →
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.
RTX
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.

Forensic Accounting

Learn more →
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.
RTX
-2.30
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

Learn more →
AMT
Insiders 0.1%Institutions 89.2%Retail & Other 10.7%
No. of Institutional Holders2,385
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.
RTX
Insiders 0.1%Institutions 80.9%Retail & Other 19.0%
No. of Institutional Holders3,942
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

Learn more →
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
RTX
0
Buys (3M)
0
Buys (12M)
WINNEFELD JAMES A. JR.
Director
$23,580
@ $117.90 · 2025-04-23
Open market purchases · includes direct & indirect ownership · excludes option exercises

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

Insider Selling Activity

Learn more →
AMT
7
Sells (3M)
8
Sells (12M)
Total value (12M): $22.18M
DOWLING RUTH T
Officer
$173,092
@ $178.08 · 2026-04-29
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
DOWLING RUTH T
General Counsel
$122,121
@ $186.16 · 2026-02-27
MEYER ROBERT JOSEPH JR
Officer
$831,695
@ $186.73 · 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
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
MEYER ROBERT JOSEPH JR
Officer
$508,020
@ $232.93 · 2024-08-02
GOEL SANJAY
Officer
$702,061
@ $200.36 · 2024-06-04
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
RTX
7
Sells (3M)
17
Sells (12M)
Total value (12M): $46.72M
WILLIAMS DANTAYA M
Officer
$2.58M
@ $202.83 · 2026-02-23
MITCHILL NEIL G JR
Chief Financial Officer
$7.35M
@ $205.56 · 2026-02-19
CALIO CHRISTOPHER T
Chief Executive Officer
$12.96M
@ $203.80 · 2026-02-19
MAHARAJH RAMSARAN JR
General Counsel
$3.10M
@ $204.65 · 2026-02-19
DASILVA KEVIN G
Officer and Treasurer
$1.64M
@ $201.30 · 2026-02-13
EDDY SHANE G
Officer
$3.49M
@ $199.16 · 2026-02-12
JOHNSON AMY L.
Officer
$1.58M
@ $195.03 · 2026-02-10
CALIO CHRISTOPHER T
Chief Executive Officer
$858,278
@ $178.32 · 2025-10-27
MITCHILL NEIL G JR
Chief Financial Officer
$873,528
@ $180.15 · 2025-10-24
ATKINSON TRACY A
Director
$500,948
@ $178.91 · 2025-10-24
EDDY SHANE G
Officer
$4.15M
@ $159.79 · 2025-08-27
BRUNK TROY D
Officer
$1.19M
@ $155.20 · 2025-08-12
JASPER PHILIP J
Officer
$2.03M
@ $157.82 · 2025-08-04
DASILVA KEVIN G
Officer and Treasurer
$1.36M
@ $156.20 · 2025-07-24
MAHARAJH RAMSARAN JR
General Counsel
$222,600
@ $152.26 · 2025-07-23
WILLIAMS DANTAYA M
Officer
$2.33M
@ $137.62 · 2025-06-03
JOHNSON AMY L.
Officer
$528,777
@ $127.54 · 2025-05-06
MITCHILL NEIL G JR
Chief Financial Officer
$2.10M
@ $130.35 · 2025-02-27
CALIO CHRISTOPHER T
Chief Executive Officer
$3.57M
@ $130.36 · 2025-02-27
MAHARAJH RAMSARAN JR
General Counsel
$2.46M
@ $126.82 · 2025-02-25
BRUNK TROY D
Officer
$361,736
@ $125.95 · 2025-02-24
DASILVA KEVIN G
Officer and Treasurer
$1.30M
@ $125.08 · 2025-02-19
EDDY SHANE G
Officer
$1.95M
@ $124.45 · 2025-02-18
WILLIAMS DANTAYA M
Officer
$1.81M
@ $129.23 · 2025-02-05
HAYES GREGORY J
Officer and Director
$15.88M
@ $117.74 · 2024-07-31
MITCHILL NEIL G JR
Chief Financial Officer
$498,908
@ $115.43 · 2024-07-30
CALIO CHRISTOPHER T
Chief Executive Officer
$482,790
@ $114.00 · 2024-07-29
JOHNSON AMY L.
Officer
$766,864
@ $113.88 · 2024-07-29
JASPER PHILIP J
Officer
$1.39M
@ $113.65 · 2024-07-29
DASILVA KEVIN G
Officer and Treasurer
$938,766
@ $114.96 · 2024-07-26
WILLIAMS DANTAYA M
Officer
$2.02M
@ $114.87 · 2024-07-26
MAHARAJH RAMSARAN JR
General Counsel
$260,401
@ $114.71 · 2024-07-26
EDDY SHANE G
Officer
$773,604
@ $114.76 · 2024-07-26
TIMM STEPHEN J
Officer
$2.10M
@ $105.72 · 2024-05-10
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

Learn more →
AMT
FearGreed
😐Neutral(46/100)

"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.
RTX
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

Learn more →
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 (46)
RTX
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 RTX Full Analysis
AMT vs RTX: Which Is the Better Buy? | SafetyMargin.io