Compare StocksBIIB vs ORCL

Biogen Inc. (BIIB) vs Oracle Corporation (ORCL): Which Is the Better Buy in 2026?

As of 2026-06-19, BIIB is undervalued at $197, with a DCF intrinsic value of $735 and a margin of safety of 73%. ORCL is undervalued at $184, with an intrinsic value of $285 and a margin of safety of 35%. Of the two, BIIB has the wider margin of safety.

BIIB
Biogen Inc.
$196.58
VS
ORCL
Oracle Corporation
$184.29

Rewards

BIIB
  • Gross margin of 78.7% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Free cash flow has grown at a 19.9% CAGR over the past 4 years, demonstrating strong earnings power growth.
ORCL
  • Oracle Corporation has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Gross margin of 65.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Return on equity has consistently exceeded 20% over 3 years, indicating efficient use of shareholder capital.

Risks

BIIB
  • FCF yield of 6.7% suggests reasonable valuation assuming continued moderate growth.
  • PEG ratio of 3.94 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
ORCL
  • Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
  • High leverage (2.89x net debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • Insiders have sold $2.6M worth of stock in the past 3 months — significant insider liquidation.

Key Valuation Metrics

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BIIB
ORCL
Valuation
$1.93B
Free Cash Flow
$-20.34B
6.65%
FCF Yield
-3.84%
21.16
Trailing P/E
31.56
11.78
Forward P/E
16.89
Quality & Moat
7.13%
ROIC
9.68%
7.70%
ROE
53.38%
78.72%
Gross Margin
65.82%
3.94
PEG Ratio
1.06
Balance Sheet Safety
0.12
Net Debt / Equity
2.89
N/A
Interest Coverage
N/A
0.64
Net Debt / EBITDA
3.92
0.00%
Dividend Yield
1.09%
BIIB: 7Ties: 1ORCL: 4
BIIBORCL

Historical Fundamentals

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BIIB

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.

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.

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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BIIB
$-3.44
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$4.09B
Δ Market Cap
$-14.04B
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
ORCL
$17.69
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$18.61B
Δ Market Cap
+$329.28B
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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BIIB
73.3% Margin of Safety
Price is 73.3% below estimated fair value
Current Price: $196.58
Fair Value: $735.08
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
ORCL
35.4% Margin of Safety
Price is 35.4% below estimated fair value
Current Price: $184.29
Fair Value: $285.39
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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BIIB

What growth rate is the market pricing in at $197?

+5.5%
Market-Implied Owner Earnings Growth
Standard FCF implies +4.8%

The market implies +5.5% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +4.8%, reflecting heavy growth investment.

ORCL

Requires positive FCF to compute implied growth rate.

Economic Moat Score

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BIIB
55/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with margin stability 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 5 years of fundamental data.
ORCL
68/100
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.

Forensic Accounting

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BIIB
-2.64
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.
ORCL
-2.57
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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BIIB
Insiders 0.2%Institutions 96.6%Retail & Other 3.2%
No. of Institutional Holders1,444
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.
ORCL
Insiders 40.5%Institutions 44.0%Retail & Other 15.5%
No. of Institutional Holders4,512
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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BIIB
0
Buys (3M)
1
Buys (12M)
Total value (12M): $585.00
MURPHY NICOLE
Officer
$585.00
@ $195.00 · 2026-02-12
DORSA CAROLINE D
Director
$151,559
@ $122.72 · 2025-05-02
Open market purchases · includes direct & indirect ownership · excludes option exercises
ORCL
0
Buys (3M)
1
Buys (12M)
Total value (12M): $112,258
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

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

Insider Selling Activity

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BIIB
0
Sells (3M)
4
Sells (12M)
Total value (12M): $1.03M
SINGHAL PRIYA
Officer
$531,548
@ $199.83 · 2026-02-09
SINGHAL PRIYA
Officer
$134,116
@ $179.30 · 2026-02-02
SINGHAL PRIYA
Officer
$69,045
@ $133.55 · 2025-09-02
IZZAR RACHID
Officer
$300,105
@ $135.00 · 2025-07-08
SINGHAL PRIYA
Officer
$480,508
@ $126.25 · 2025-05-19
SHERWIN STEPHEN A
Director
$1.31M
@ $150.02 · 2025-03-07
SINGHAL PRIYA
Officer
$17,293
@ $157.21 · 2024-12-09
SINGHAL PRIYA
Officer
$88,019
@ $204.22 · 2024-09-03
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
ORCL
1
Sells (3M)
19
Sells (12M)
Total value (12M): $1.89B
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
CONRADES GEORGE HENRY
Director
$1.74M
@ $213.49 · 2025-06-17
MAGOUYRK CLAYTON M
Officer
$3.21M
@ $214.10 · 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
SMITH MARIA
Officer
$1.04M
@ $165.00 · 2024-09-16
ELLISON LAWRENCE JOSEPH
Chief Technology Officer
$322.05M
@ $143.13 · 2024-07-16
SCREVEN EDWARD LLOYD
Officer
$60.58M
@ $141.91 · 2024-07-10
SCREVEN EDWARD LLOYD
Officer
$5.22M
@ $140.19 · 2024-06-26
SCREVEN EDWARD LLOYD
Officer
$34.04M
@ $144.30 · 2024-06-20
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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BIIB
FearGreed
😏Greed(61/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

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.
ORCL
FearGreed
😨Fear(32/100)

"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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BIIB
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: Greed (61)
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 (32)
View BIIB Full AnalysisView ORCL Full Analysis

Frequently Asked Questions: BIIB vs ORCL

Is Biogen Inc. or Oracle Corporation more undervalued in 2026?

Based on our discounted cash flow model, BIIB trades at a 73.3% margin of safety (intrinsic value $735 vs. price $197), compared to ORCL's 35.4% margin of safety (intrinsic $285 vs. $184).

Which stock has a wider economic moat, Biogen Inc. or Oracle Corporation?

ORCL scores 68/100 (Narrow moat), while BIIB scores 55/100 (Narrow 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 2.7 places it in the Grey zone, signaling elevated bankruptcy risk. BIIB scores 3.2 (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, Biogen Inc. or Oracle Corporation?

Biogen Inc. (BIIB) generates a 6.7% free cash flow yield, compared to Oracle Corporation's -3.8%. 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, Biogen Inc. or Oracle Corporation?

ORCL earns 9.7% ROIC versus BIIB's 7.1%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.