Compare Stocks › ORCL vs SNDK

Oracle Corporation (ORCL) vs Sandisk Corporation (SNDK): Which Is the Better Buy in 2026?

As of 2026-11-01, ORCL is undervalued at $131, with a DCF intrinsic value of $385 and a margin of safety of 66%. SNDK is undervalued at $1151, with an intrinsic value of $4891 and a margin of safety of 76%. Of the two, SNDK has the wider margin of safety.

ORCL
Oracle Corporation
$130.67
VS
SNDK
Sandisk Corporation
$1150.89

Rewards

ORCL
  • ★Gross margin of 64.0% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • ★Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.
  • ★Each dollar of retained earnings has created $3.80 of earning power — management is an exceptional capital allocator.
SNDK
  • ★Gross margin of 80.0% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • ★Each dollar of retained earnings has created $16.26 of earning power — management is an exceptional capital allocator.
  • ★Altman Z-Score of 18.60 indicates very low bankruptcy risk — the company is firmly in the safe zone.

Risks

ORCL
  • ⚠Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
  • ⚠High leverage (1.97x net debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • ⚠Altman Z-Score of 1.57 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
SNDK
  • ⚠FCF yield of 6.9% suggests reasonable valuation assuming continued moderate growth.
  • ⚠7 insider sales totaling $119.4M with no purchases in the past 3 months — insiders are reducing their exposure.

Key Valuation Metrics

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ORCL
SNDK
Valuation
$-45.85B
Free Cash Flow
$11.24B
-11.58%
FCF Yield
6.86%
20.48
Trailing P/E
9.20
11.84
Forward P/E
4.03
Quality & Moat
8.55%
ROIC
99.32%
41.19%
ROE
141.17%
63.96%
Gross Margin
79.95%
0.73
PEG Ratio
N/A
Balance Sheet Safety
1.97
Net Debt / Equity
Net cash
N/A
Interest Coverage
N/A
3.84
Net Debt / EBITDA
-0.24
1.53%
Dividend Yield
0.00%
ORCL: 1Ties: 1SNDK: 9
ORCLSNDK

Historical Fundamentals

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ORCL

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.

SNDK

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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ORCL
$3.60
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$25.08B
Δ Market Cap
+$90.30B
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
SNDK
$11.67
created per $1 retained over 1 year
Exceptional Value Creator
Σ Retained
$11.43B
Δ Market Cap
+$133.37B
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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ORCL
66.0% Margin of Safety
Price is 66.0% below estimated fair value
Current Price: $130.67
Fair Value: $384.55
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
SNDK
76.5% Margin of Safety
Price is 76.5% below estimated fair value
Current Price: $1150.89
Fair Value: $4891.46
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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ORCL

Requires positive FCF to compute implied growth rate.

SNDK

What growth rate is the market pricing in at $1151?

+2.7%
Market-Implied Owner Earnings Growth
Standard FCF implies +3.0%

Economic Moat Score

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ORCL
67/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with revenue predictability as the key competitive advantage. Improving reinvestment efficiency 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.
SNDK
33/100
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.

Forensic Accounting

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ORCL
-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.
SNDK

Insufficient data for Beneish M-Score calculation (requires 2+ years).

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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ORCL
Insiders 38.4%Institutions 43.5%Retail & Other 18.1%
No. of Institutional Holders4,494
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.
SNDK
Insiders 1.1%Institutions 82.8%Retail & Other 16.1%
No. of Institutional Holders2,370
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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ORCL
1
Buys (3M)
1
Buys (12M)
Total value (12M): $3.48M
RUSCKOWSKI STEPHEN H
Director
$3.48M
@ $139.35 · 2026-09-29
FAIRHEAD RONA ALISON
Director
$112,258
@ $233.87 · 2025-07-07
MOORMAN CHARLES W IV
Director
$947,913
@ $172.35 · 2025-02-12
Open market purchases · includes direct & indirect ownership · excludes option exercises
SNDK
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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ORCL
3
Sells (3M)
10
Sells (12M)
Total value (12M): $85.34M
SMITH MARIA
Officer
$399,123
@ $151.70 · 2026-09-22
SICILIA MICHAEL D
Chief Executive Officer
$3.42M
@ $151.59 · 2026-09-22
SICILIA MICHAEL D
Chief Executive Officer
$1.52M
@ $139.94 · 2026-09-16
HENLEY JEFFREY O
Officer and Director
$63.66M
@ $159.16 · 2026-06-24
LEVEY STUART A
Officer
$2.64M
@ $176.19 · 2026-04-16
MAGOUYRK CLAYTON M
Chief Executive Officer
$1.55M
@ $155.23 · 2026-02-09
KEHRING DOUGLAS A
Officer
$6.82M
@ $194.89 · 2026-01-15
HURA MARK
Officer
$2.95M
@ $196.89 · 2025-12-24
SELIGMAN NAOMI O
Director
$437,064
@ $196.61 · 2025-12-23
MAGOUYRK CLAYTON M
Chief Executive Officer
$1.93M
@ $192.52 · 2025-12-19
SMITH MARIA
Officer
$2.80M
@ $280.31 · 2025-10-23
MAGOUYRK CLAYTON M
Chief Executive Officer
$11.07M
@ $276.64 · 2025-10-21
LEVEY STUART A
Officer
$5.93M
@ $300.00 · 2025-10-10
SELIGMAN NAOMI O
Director
$641,958
@ $288.91 · 2025-09-26
SICILIA MICHAEL D
Officer
$10.87M
@ $321.16 · 2025-09-23
SICILIA MICHAEL D
Officer
$5.12M
@ $313.60 · 2025-09-16
MAGOUYRK CLAYTON M
President
$6.31M
@ $297.11 · 2025-09-12
SICILIA MICHAEL D
Officer
$4.04M
@ $254.48 · 2025-08-05
SELIGMAN NAOMI O
Director
$770,656
@ $233.32 · 2025-07-16
SMITH MARIA
Officer
$2.33M
@ $232.99 · 2025-07-03
CATZ SAFRA A
Chief Executive Officer
$267.24M
@ $212.01 · 2025-06-27
CATZ SAFRA A
Chief Executive Officer
$794.64M
@ $212.50 · 2025-06-26
CATZ SAFRA A
Chief Executive Officer
$764.01M
@ $206.77 · 2025-06-23
MAGOUYRK CLAYTON M
Officer
$3.21M
@ $214.10 · 2025-06-17
CONRADES GEORGE HENRY
Director
$1.74M
@ $213.49 · 2025-06-17
SELIGMAN NAOMI O
Director
$428,562
@ $149.53 · 2025-05-05
SELIGMAN NAOMI O
Director
$291,620
@ $145.81 · 2025-04-02
CATZ SAFRA A
Chief Executive Officer
$705.46M
@ $185.40 · 2025-01-24
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
SNDK
7
Sells (3M)
15
Sells (12M)
Total value (12M): $132.73M
GOECKELER DAVID V
Chief Executive Officer
$53.27M
@ $1574.21 · 2026-09-17
VISOSO LOMELIN LUIS FELIPE
Chief Financial Officer
$1.57M
@ $1568.83 · 2026-09-15
GOECKELER DAVID V
Chief Executive Officer
$51.70M
@ $1527.87 · 2026-09-14
SHEK BERNARD
Officer
$4.08M
@ $1767.33 · 2026-09-08
ILKBAHAR ALPER
Chief Technology Officer
$7.26M
@ $1540.58 · 2026-09-03
ILKBAHAR ALPER
Chief Technology Officer
$625,557
@ $1563.89 · 2026-09-03
SHEK BERNARD
Officer
$915,360
@ $1525.60 · 2026-09-01
SHEK BERNARD
Officer
$697,296
@ $1162.16 · 2026-08-03
SHEK BERNARD
Officer
$1.25M
@ $2088.00 · 2026-07-01
SHEK BERNARD
Officer
$1.04M
@ $1736.00 · 2026-06-03
ILKBAHAR ALPER
Chief Technology Officer
$3.51M
@ $1756.58 · 2026-06-01
POKORNY MICHAEL
Officer
$3.49M
@ $1426.18 · 2026-05-12
SAYINER NECIP
Director
$870,301
@ $1503.11 · 2026-05-08
SUZUKI MIYUKI
Director
$2.20M
@ $627.53 · 2026-02-25
SAYINER NECIP
Director
$248,027
@ $195.14 · 2025-12-03
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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ORCL
FearGreed
😨Fear(33/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

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.
SNDK
FearGreed
😨Fear(34/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

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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ORCL
⚪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: Fear (33)
SNDK
⚪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: Fear (34)
View ORCL Full AnalysisView SNDK Full Analysis

Frequently Asked Questions: ORCL vs SNDK

Is Oracle Corporation or Sandisk Corporation more undervalued in 2026?▼

Based on our discounted cash flow model, SNDK trades at a 76.5% margin of safety (intrinsic value $4891 vs. price $1151), compared to ORCL's 66.0% margin of safety (intrinsic $385 vs. $131).

Which stock has a wider economic moat, Oracle Corporation or Sandisk Corporation?▼

ORCL scores 67/100 (Narrow moat), while SNDK scores 33/100 (None moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is Oracle Corporation in financial distress?▼

ORCL's Altman Z-Score of 1.6 places it in the Distress zone, signaling elevated bankruptcy risk. SNDK scores 18.6 (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 company has better free cash flow, Oracle Corporation or Sandisk Corporation?▼

Sandisk Corporation (SNDK) generates a 6.9% free cash flow yield, compared to Oracle Corporation's -11.6%. A higher FCF yield means the business converts more of its market value into cash that can be returned to shareholders or reinvested.

Which stock has higher return on invested capital, Oracle Corporation or Sandisk Corporation?▼

SNDK earns 99.3% ROIC versus ORCL's 8.5%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

ORCL vs SNDK: Which Is the Better Buy in 2026? | SafetyMargin.io