Compare StocksGLW vs GOOGL

Corning Incorporated (GLW) vs Alphabet Inc. (GOOGL)

GLW
Corning Incorporated
$133.08
VS
GOOGL
Alphabet Inc.
$307.13

Rewards

GLW
  • Free cash flow has grown at a 11.8% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • PEG ratio of 0.93 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.
  • Altman Z-Score of 4.04 indicates very low bankruptcy risk — the company is firmly in the safe zone.
GOOGL
  • Alphabet Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Alphabet Inc. scores 89/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.

Risks

GLW
  • Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
  • FCF yield of 1.2% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Trailing P/E of 72.3x is 51% above the historical average of 48.0x — the stock trades at a premium to its own history.
GOOGL
  • FCF yield of 2.0% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.

Key Valuation Metrics

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GLW
GOOGL
Valuation
$1.41B
Free Cash Flow
$73.27B
1.24%
FCF Yield
1.97%
72.33
Trailing P/E
28.41
34.01
Forward P/E
22.88
Quality & Moat
9.43%
ROIC
20.83%
12.97%
ROE
31.83%
35.98%
Gross Margin
59.65%
0.93
PEG Ratio
0.91
Balance Sheet Safety
0.76
Debt / Equity
0.16
N/A
Interest Coverage
N/A
2.14
Net Debt / EBITDA
-0.40
0.84%
Dividend Yield
0.27%
GLW: 1Ties: 2GOOGL: 9
GLWGOOGL

Historical Fundamentals

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GLW

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

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.

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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GLW
N/A
Net losses over 3 years — test not applicable
Company had negative cumulative retained earnings
Σ Retained
$-291.0M
Δ Market Cap
+$48.78B
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
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

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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GLW
30.6% Overvalued
Price is 30.6% above estimated fair value
Current Price: $133.08
Fair Value: $101.92
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
GOOGL
20.0% Margin of Safety
Price is 20.0% below estimated fair value
Current Price: $307.13
Fair Value: $384.04
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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GLW

What growth rate is the market pricing in at $133?

+26.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +27.8%

The market implies +26.1% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +27.8%, reflecting heavy growth investment.

GOOGL

What growth rate is the market pricing in at $307?

+12.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +20.2%

The market implies +12.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +20.2%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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GLW
36/100
No Moat
70+ Wide · 40-69 Narrow · <40 None

No durable moat detected, though reinvestment efficiency shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.

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.
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.

Forensic Accounting

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GLW
-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.
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.

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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GLW
Insiders 8.2%Institutions 74.9%Retail & Other 16.9%
No. of Institutional Holders2,353
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.
GOOGL
Insiders 0.6%Institutions 80.8%Retail & Other 18.6%
No. of Institutional Holders7,206
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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GLW
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
GOOGL
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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GLW
10
Sells (3M)
35
Sells (12M)
Total value (12M): $54.95M
ZHANG JOHN Z
Officer
$204,765
@ $133.75 · 2026-02-12
NELSON AVERY H III
Chief Operating Officer
$203,800
@ $128.74 · 2026-02-11
STEVERSON LEWIS A
Officer
$2.00M
@ $130.22 · 2026-02-10
MUSSER ERIC S.
Retired
$1.95M
@ $130.25 · 2026-02-09
NELSON AVERY H III
Chief Operating Officer
$812,722
@ $129.79 · 2026-02-09
KAMMERUD JORDANA DARYL
Officer
$3.83M
@ $127.67 · 2026-02-09
FANG LI
Officer
$1.11M
@ $113.51 · 2026-02-04
MUSSER ERIC S.
Retired
$2.75M
@ $110.00 · 2026-02-02
O'DAY MICHAEL PAUL
Officer
$558,232
@ $110.52 · 2026-02-02
SCHLESINGER EDWARD A
Chief Financial Officer
$2.21M
@ $104.55 · 2026-01-29
VERKLEEREN RONALD L
Officer
$1.99M
@ $94.69 · 2025-12-10
SEETHARAM SOUMYA
Chief Technology Officer
$1.50M
@ $90.78 · 2025-12-10
SCHLESINGER EDWARD A
Chief Financial Officer
$1.91M
@ $91.25 · 2025-10-31
STEVERSON LEWIS A
Officer
$2.06M
@ $89.05 · 2025-10-31
MUSSER ERIC S.
Retired
$9.02M
@ $90.17 · 2025-10-29
BECKER STEFAN
Officer
$1.10M
@ $91.28 · 2025-10-29
AMIN JAYMIN
Chief Technology Officer
$1.37M
@ $77.18 · 2025-09-17
MUSSER ERIC S.
President
$1.40M
@ $70.23 · 2025-09-04
ZHANG JOHN Z
Officer
$79,425
@ $65.53 · 2025-08-12
MUSSER ERIC S.
President
$1.23M
@ $65.31 · 2025-08-11
MUSSER ERIC S.
President
$1.32M
@ $65.88 · 2025-08-07
WEEKS WENDELL P.
Chief Executive Officer
$5.35M
@ $65.19 · 2025-08-07
NELSON AVERY H III
Chief Operating Officer
$2.26M
@ $62.26 · 2025-07-30
SCHLESINGER EDWARD A
Chief Financial Officer
$877,013
@ $62.28 · 2025-07-30
STEVERSON LEWIS A
Officer
$1.04M
@ $62.22 · 2025-07-30
O'DAY MICHAEL PAUL
Officer
$927,912
@ $62.36 · 2025-07-30
VERKLEEREN RONALD L
Officer
$1.01M
@ $50.52 · 2025-06-11
MUSSER ERIC S.
President
$1.02M
@ $51.11 · 2025-06-06
SCHLESINGER EDWARD A
Chief Financial Officer
$222,534
@ $49.85 · 2025-06-02
BECKER STEFAN
Officer
$849,838
@ $49.68 · 2025-05-29
SEETHARAM SOUMYA
Chief Technology Officer
$325,285
@ $50.01 · 2025-05-29
ZHANG JOHN Z
Officer
$473,679
@ $49.29 · 2025-05-28
SEETHARAM SOUMYA
Chief Technology Officer
$715,797
@ $50.01 · 2025-05-28
ZHANG JOHN Z
Officer
$375,294
@ $46.91 · 2025-05-12
BELL MICHAEL ALAN
Retired
$892,768
@ $44.06 · 2025-04-30
WEEKS WENDELL P.
Chief Executive Officer
$5.01M
@ $50.08 · 2025-02-28
SCHLESINGER EDWARD A
Chief Financial Officer
$218,518
@ $52.82 · 2025-02-19
ZHANG JOHN Z
Officer
$744,757
@ $52.78 · 2025-02-18
MUSSER ERIC S.
President
$1.56M
@ $51.92 · 2025-01-31
BELL MICHAEL ALAN
Retired
$110,165
@ $49.87 · 2025-01-30
BAYNE JOHN P JR
Retired
$435,725
@ $49.09 · 2024-11-25
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
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

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

🎭 Mr. Market's Mood

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GLW
FearGreed
😐Neutral(49/100)

"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.
GOOGL
FearGreed
😐Neutral(60/100)

"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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GLW
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 (49)
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 (60)
View GLW Full AnalysisView GOOGL Full Analysis
Corning Incorporated (GLW) vs Alphabet Inc. (GOOGL) Stock Comparison | SafetyMargin.io