Compare StocksGOOGL vs TDG

Alphabet Inc. (GOOGL) vs Transdigm Group Incorporated (TDG): Which Is the Better Buy in 2026?

As of 2026-08-03, GOOGL is overvalued at $356, with a DCF intrinsic value of $102 and a margin of safety of -250%. TDG is undervalued at $1254, with an intrinsic value of $55112971143 and a margin of safety of 100%. Of the two, TDG has the wider margin of safety.

GOOGL
Alphabet Inc.
$356.13
VS
TDG
Transdigm Group Incorporated
$1254.38

Rewards

GOOGL
  • Alphabet Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 60.9% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Alphabet Inc. scores 89/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
TDG
  • Transdigm Group Incorporated has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Transdigm Group Incorporated scores 94/100 on the Economic Moat Score (Wide Moat), with margin stability as the strongest competitive dimension.
  • Free cash flow has grown at a 29.9% CAGR over the past 4 years, demonstrating strong earnings power growth.

Risks

GOOGL
  • FCF yield of 1.7% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
TDG
  • PEG ratio of 3.05 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • Net debt/EBITDA of 5.8x indicates heavy leverage — it would take over 4 years of EBITDA to pay off net debt.
  • Altman Z-Score of 0.59 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

Key Valuation Metrics

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GOOGL
TDG
Valuation
$73.27B
Free Cash Flow
$1.52B
1.68%
FCF Yield
N/A
17.86
Trailing P/E
39.21
24.17
Forward P/E
26.69
Quality & Moat
15.75%
ROIC
10.95%
48.68%
ROE
N/A
60.90%
Gross Margin
59.72%
0.97
PEG Ratio
3.05
Balance Sheet Safety
Net cash
Net Debt / Equity
N/A
N/A
Interest Coverage
N/A
-0.70
Net Debt / EBITDA
5.80
0.25%
Dividend Yield
0.00%
GOOGL: 7Ties: 2TDG: 0
GOOGLTDG

Historical Fundamentals

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GOOGL

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

TDG

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

$1 Retained Earnings Test

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GOOGL
$9.18
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$288.67B
Δ Market Cap
+$2.65T
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
TDG
N/A
Net losses over 3 years — test not applicable
Company had negative cumulative retained earnings
Σ Retained
$-6.62B
Δ Market Cap
+$700.2
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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GOOGL
250.3% Overvalued
Price is 250.3% above estimated fair value
Current Price: $356.13
Fair Value: $101.66
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
TDG
100.0% Margin of Safety
Price is 100.0% below estimated fair value
Current Price: $1254.38
Fair Value: $55112971142.68
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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GOOGL

What growth rate is the market pricing in at $356?

+22.2%
Market-Implied FCF Growth Rate

Market pricing in significantly higher growth than history — aggressive.

TDG

What growth rate is the market pricing in at $1254?

+1.4%
Market-Implied Owner Earnings Growth
Standard FCF implies +6.6%

The market implies +1.4% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +6.6%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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GOOGL
89/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by roic consistency. 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.
TDG
94/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Margin Stability is the standout factor.

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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GOOGL
-2.92
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.
TDG
-2.38
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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GOOGL
Insiders 1.2%Institutions 80.3%Retail & Other 18.6%
No. of Institutional Holders7,325
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.
TDG
Insiders 0.4%Institutions 98.0%Retail & Other 1.6%
No. of Institutional Holders1,500
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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GOOGL
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
TDG
0
Buys (3M)
3
Buys (12M)
Total value (12M): $3.84M
SMALL ROBERT J
Director
$1,285
@ $1285.00 · 2026-02-25
LISMAN MICHAEL
Chief Executive Officer
$1.22M
@ $1284.26 · 2026-02-06
LISMAN MICHAEL
Chief Executive Officer
$2.62M
@ $1339.14 · 2025-11-14
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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GOOGL
0
Sells (3M)
0
Sells (12M)
No open market insider sales found.
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
TDG
4
Sells (3M)
20
Sells (12M)
Total value (12M): $67.73M
REISS JOEL
Chief Operating Officer
$4.24M
@ $1216.21 · 2026-07-15
REISS JOEL
Chief Operating Officer
$509,678
@ $1231.11 · 2026-07-15
REISS JOEL
Chief Operating Officer
$4.98M
@ $1276.78 · 2026-06-15
REISS JOEL
Chief Operating Officer
$4.50M
@ $1154.09 · 2026-05-15
REISS JOEL
Chief Operating Officer
$4.99M
@ $1280.46 · 2026-04-15
REISS JOEL
Chief Operating Officer
$4.85M
@ $1243.70 · 2026-03-16
REISS JOEL
Chief Operating Officer
$5.05M
@ $1293.88 · 2026-02-17
MURPHY PATRICK JOSEPH
Chief Operating Officer
$414,729
@ $1430.10 · 2026-02-02
REISS JOEL
Chief Operating Officer
$5.58M
@ $1429.92 · 2026-01-15
MURPHY PATRICK JOSEPH
Chief Operating Officer
$385,419
@ $1329.03 · 2026-01-02
REISS JOEL
Chief Operating Officer
$5.03M
@ $1290.52 · 2025-12-15
SMALL ROBERT J
Director
$6.06M
@ $1290.19 · 2025-12-10
MURPHY PATRICK JOSEPH
Chief Operating Officer
$391,807
@ $1351.06 · 2025-12-01
REISS JOEL
Chief Operating Officer
$5.23M
@ $1340.00 · 2025-11-17
MURPHY PATRICK JOSEPH
Chief Operating Officer
$379,900
@ $1310.00 · 2025-11-03
MURPHY PATRICK JOSEPH
Chief Operating Officer
$785,761
@ $1354.76 · 2025-10-27
REISS JOEL
Chief Operating Officer
$3.84M
@ $1279.59 · 2025-10-20
REISS JOEL
Chief Operating Officer
$3.83M
@ $1276.07 · 2025-09-22
GRAFF MICHAEL S
Director
$2.47M
@ $1402.09 · 2025-08-26
REISS JOEL
Chief Operating Officer
$4.22M
@ $1406.07 · 2025-08-20
REISS JOEL
Chief Operating Officer
$4.79M
@ $1597.86 · 2025-07-21
REISS JOEL
Chief Operating Officer
$4.27M
@ $1424.27 · 2025-06-20
WYNNE SARAH
Chief Financial Officer
$2.61M
@ $1450.00 · 2025-06-13
WYNNE SARAH
Chief Financial Officer
$4.65M
@ $1452.15 · 2025-06-12
HENNESSY SEAN P
Director
$6.75M
@ $1436.52 · 2025-05-20
REISS JOEL
Chief Operating Officer
$4.30M
@ $1434.35 · 2025-05-20
WARREN JESSICA L
General Counsel
$698,250
@ $1425.00 · 2025-05-13
REISS JOEL
Chief Operating Officer
$4.36M
@ $1321.80 · 2025-04-21
REISS JOEL
Chief Operating Officer
$4.08M
@ $1360.04 · 2025-03-20
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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GOOGL
FearGreed
😐Neutral(56/100)

"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.
TDG
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.

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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GOOGL
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 (56)
TDG
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)
View GOOGL Full AnalysisView TDG Full Analysis

Frequently Asked Questions: GOOGL vs TDG

Is Alphabet Inc. or Transdigm Group Incorporated more undervalued in 2026?

Based on our discounted cash flow model, TDG trades at a 100.0% margin of safety (intrinsic value $55112971143 vs. price $1254), compared to GOOGL's -250.3% margin of safety (intrinsic $102 vs. $356).

Which stock has a wider economic moat, Alphabet Inc. or Transdigm Group Incorporated?

TDG scores 94/100 (Wide moat), while GOOGL scores 89/100 (Wide moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is Transdigm Group Incorporated in financial distress?

TDG's Altman Z-Score of 0.6 places it in the Distress zone, signaling elevated bankruptcy risk. GOOGL scores 2.4 (Grey zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which stock has higher return on invested capital, Alphabet Inc. or Transdigm Group Incorporated?

GOOGL earns 15.7% ROIC versus TDG's 10.9%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

Which dividend is safer, Alphabet Inc.'s or Transdigm Group Incorporated's?

GOOGL's dividend earns a safety score of 88/100 (Very Safe), compared to TDG's 21/100 (Unsafe). GOOGL has raised its dividend for 1 consecutive years.

GOOGL vs TDG: Which Is the Better Buy in 2026? | SafetyMargin.io