Compare StocksMSFT vs TDG

Microsoft Corporation (MSFT) vs Transdigm Group Incorporated (TDG): Which Is the Better Buy in 2026?

As of 2026-08-03, MSFT is undervalued at $465, with a DCF intrinsic value of $724 and a margin of safety of 36%. 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.

MSFT
Microsoft Corporation
$464.72
VS
TDG
Transdigm Group Incorporated
$1254.38

Rewards

MSFT
  • Microsoft Corporation has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 67.9% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Microsoft Corporation scores 84/100 on the Economic Moat Score (Wide Moat), with revenue predictability 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

MSFT
  • FCF yield of 1.9% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Insiders have sold $10.5M worth of stock in the past 3 months — significant insider liquidation.
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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MSFT
TDG
Valuation
$66.99B
Free Cash Flow
$1.52B
1.94%
FCF Yield
N/A
25.90
Trailing P/E
39.21
19.96
Forward P/E
26.69
Quality & Moat
20.70%
ROIC
10.95%
34.04%
ROE
N/A
67.94%
Gross Margin
59.72%
1.52
PEG Ratio
3.05
Balance Sheet Safety
0.12
Net Debt / Equity
N/A
N/A
Interest Coverage
N/A
0.27
Net Debt / EBITDA
5.80
0.78%
Dividend Yield
0.00%
MSFT: 8Ties: 1TDG: 0
MSFTTDG

Historical Fundamentals

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MSFT

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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MSFT
$2.61
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$251.42B
Δ Market Cap
+$657.41B
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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MSFT
35.8% Margin of Safety
Price is 35.8% below estimated fair value
Current Price: $464.72
Fair Value: $724.34
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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MSFT

What growth rate is the market pricing in at $465?

+11.4%
Market-Implied Owner Earnings Growth
Standard FCF implies +20.8%

The market implies +11.4% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +20.8%, reflecting heavy growth investment expected to generate future returns.

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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MSFT
84/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by revenue predictability. 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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MSFT
-2.58
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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MSFT
Insiders 0.1%Institutions 75.8%Retail & Other 24.2%
No. of Institutional Holders8,079
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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MSFT
0
Buys (3M)
1
Buys (12M)
Total value (12M): $1.99M
STANTON JOHN W.
Director
$1.99M
@ $397.35 · 2026-02-18
SMITH BRADFORD LEE
President
$1.45M
@ $377.47 · 2025-04-23
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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MSFT
4
Sells (3M)
10
Sells (12M)
Total value (12M): $121.03M
NUMOTO TAKESHI
Officer
$1.81M
@ $402.84 · 2026-06-10
NUMOTO TAKESHI
Officer
$1.03M
@ $412.45 · 2026-06-08
ALTHOFF JUDSON
Officer
$7.15M
@ $460.99 · 2026-06-01
COLEMAN AMY
Officer
$519,242
@ $411.44 · 2026-05-14
HOGAN KATHLEEN T
Officer
$5.05M
@ $409.55 · 2026-03-06
NUMOTO TAKESHI
Officer
$1.36M
@ $478.72 · 2025-12-04
ALTHOFF JUDSON
Officer
$6.27M
@ $491.52 · 2025-12-02
SMITH BRADFORD LEE
President
$19.97M
@ $518.64 · 2025-11-03
NADELLA SATYA
Chief Executive Officer
$75.32M
@ $504.78 · 2025-09-03
NUMOTO TAKESHI
Officer
$2.56M
@ $527.32 · 2025-08-12
NUMOTO TAKESHI
Officer
$1.39M
@ $463.00 · 2025-06-03
NUMOTO TAKESHI
Officer
$460,008
@ $460.01 · 2025-05-30
HOGAN KATHLEEN T
Officer
$9.76M
@ $453.77 · 2025-05-21
ALTHOFF JUDSON
Officer
$7.33M
@ $458.18 · 2025-05-19
COLEMAN AMY
Officer
$5.99M
@ $452.04 · 2025-05-15
SMITH BRADFORD LEE
President
$1.68M
@ $438.44 · 2025-05-05
SMITH BRADFORD LEE
President
$35.30M
@ $435.84 · 2025-05-05
NUMOTO TAKESHI
Officer
$1.12M
@ $447.41 · 2024-12-09
NUMOTO TAKESHI
Officer
$874,634
@ $437.32 · 2024-12-04
NUMOTO TAKESHI
Officer
$1.50M
@ $428.76 · 2024-12-02
ALTHOFF JUDSON
Officer
$10.43M
@ $417.00 · 2024-11-22
NUMOTO TAKESHI
Officer
$414,720
@ $414.72 · 2024-11-22
YOUNG CHRISTOPHER DAVID
Officer
$3.05M
@ $423.66 · 2024-11-12
NUMOTO TAKESHI
Officer
$1.03M
@ $411.04 · 2024-09-10
HOGAN KATHLEEN T
Officer
$7.16M
@ $411.86 · 2024-09-10
SMITH BRADFORD LEE
President
$16.10M
@ $402.59 · 2024-09-09
HOOD AMY E
Chief Financial Officer
$15.60M
@ $410.55 · 2024-09-05
NADELLA SATYA
Chief Executive Officer
$32.02M
@ $408.63 · 2024-09-04
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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MSFT
FearGreed
😐Neutral(57/100)

"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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MSFT
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 (57)
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 MSFT Full AnalysisView TDG Full Analysis

Frequently Asked Questions: MSFT vs TDG

Is Microsoft Corporation 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 MSFT's 35.8% margin of safety (intrinsic $724 vs. $465).

Which stock has a wider economic moat, Microsoft Corporation or Transdigm Group Incorporated?

TDG scores 94/100 (Wide moat), while MSFT scores 84/100 (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. MSFT scores 8.3 (Safe 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, Microsoft Corporation or Transdigm Group Incorporated?

MSFT earns 20.7% 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, Microsoft Corporation's or Transdigm Group Incorporated's?

MSFT's dividend earns a safety score of 94/100 (Very Safe), compared to TDG's 21/100 (Unsafe). MSFT has raised its dividend for 3 consecutive years.

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