Compare StocksAAPL vs WST

Apple Inc. (AAPL) vs West Pharmaceutical Services, Inc. (WST)

AAPL
Apple Inc.
$248.96
VS
WST
West Pharmaceutical Services, Inc.
$240.33

Rewards

AAPL
  • Apple Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Apple Inc. scores 96/100 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.
WST
  • West Pharmaceutical Services, Inc. has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • Each dollar of retained earnings has created $1.70 of market value — management is creating shareholder value.
  • Altman Z-Score of 13.89 indicates very low bankruptcy risk — the company is firmly in the safe zone.

Risks

AAPL
  • FCF yield of 2.9% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • 12 insider sales with no purchases over the past 12 months — a persistent pattern of insider selling.
WST
  • FCF yield of 2.7% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • PEG ratio of 16.83 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.

Key Valuation Metrics

Learn more →
AAPL
WST
Valuation
$106.31B
Free Cash Flow
$468.90M
2.91%
FCF Yield
2.71%
31.55
Trailing P/E
35.34
26.71
Forward P/E
27.17
Quality & Moat
68.12%
ROIC
15.01%
127.01%
ROE
15.55%
47.33%
Gross Margin
35.91%
1.72
PEG Ratio
16.83
Balance Sheet Safety
1.03
Debt / Equity
0.10
N/A
Interest Coverage
N/A
0.15
Net Debt / EBITDA
-0.57
0.42%
Dividend Yield
0.37%
AAPL: 8Ties: 2WST: 2
AAPLWST

Historical Fundamentals

Learn more →
AAPL

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

WST

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

Learn more →
AAPL
$7.57
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$257.06B
Δ Market Cap
+$1.94T
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
WST
$1.70
created per $1 retained over 3 years
Value Creator
Σ Retained
$1.40B
Δ Market Cap
+$2.38B
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

Learn more →
AAPL
38.3% Overvalued
Price is 38.3% above estimated fair value
Current Price: $248.96
Fair Value: $179.99
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
WST
35.1% Overvalued
Price is 35.1% above estimated fair value
Current Price: $240.33
Fair Value: $177.86
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

Learn more →
AAPL

What growth rate is the market pricing in at $249?

+14.5%
Market-Implied Owner Earnings Growth
Standard FCF implies +15.2%

The market implies +14.5% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +15.2%, reflecting heavy growth investment.

WST

What growth rate is the market pricing in at $240?

+15.0%
Market-Implied Owner Earnings Growth
Standard FCF implies +15.7%

The market implies +15.0% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +15.7%, reflecting heavy growth investment.

Economic Moat Score

Learn more →
AAPL
96/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. ROIC Consistency 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 5 years of fundamental data.
WST
68/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with revenue predictability as the key competitive advantage. Improving margin stability 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

Learn more →
AAPL
-2.29
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.
WST
-2.77
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

Learn more →
AAPL
Insiders 1.6%Institutions 65.3%Retail & Other 33.1%
No. of Institutional Holders7,544
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.
WST
Insiders 0.6%Institutions 97.6%Retail & Other 1.8%
No. of Institutional Holders1,146
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

Learn more →
AAPL
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
WST
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

Learn more →
AAPL
0
Sells (3M)
12
Sells (12M)
Total value (12M): $129.96M
KONDO CHRISTOPHER
Officer
$1.02M
@ $271.23 · 2025-11-07
PAREKH KEVAN
Chief Financial Officer
$1.04M
@ $247.39 · 2025-10-16
O'BRIEN DEIRDRE
Officer
$11.07M
@ $257.39 · 2025-10-02
COOK TIMOTHY D
Chief Executive Officer
$33.38M
@ $256.81 · 2025-10-02
ADAMS KATHERINE L
General Counsel
$12.10M
@ $256.79 · 2025-10-02
LEVINSON ARTHUR D
Director
$20.89M
@ $232.07 · 2025-08-28
O'BRIEN DEIRDRE
Officer
$7.77M
@ $223.20 · 2025-08-08
KONDO CHRISTOPHER
Officer
$933,955
@ $208.19 · 2025-05-12
PAREKH KEVAN
Chief Financial Officer
$941,420
@ $206.00 · 2025-04-23
WILLIAMS JEFFREY E
Chief Operating Officer
$7.95M
@ $224.01 · 2025-04-02
COOK TIMOTHY D
Chief Executive Officer
$24.18M
@ $223.65 · 2025-04-02
ADAMS KATHERINE L
General Counsel
$8.68M
@ $223.67 · 2025-04-02
LEVINSON ARTHUR D
Director
$343,147
@ $226.35 · 2025-02-03
LEVINSON ARTHUR D
Director
$45.46M
@ $227.32 · 2024-11-19
KONDO CHRISTOPHER
Officer
$945,233
@ $228.87 · 2024-11-18
MAESTRI LUCA
Chief Financial Officer
$13.43M
@ $226.52 · 2024-10-04
O'BRIEN DEIRDRE
Officer
$13.84M
@ $226.87 · 2024-10-02
WILLIAMS JEFFREY E
Chief Operating Officer
$13.55M
@ $226.86 · 2024-10-02
COOK TIMOTHY D
Chief Executive Officer
$50.28M
@ $224.46 · 2024-10-02
ADAMS KATHERINE L
General Counsel
$13.80M
@ $226.20 · 2024-10-02
KONDO CHRISTOPHER
Officer
$1.96M
@ $225.00 · 2024-08-15
KONDO CHRISTOPHER
Officer
$1.12M
@ $216.50 · 2024-08-09
ADAMS KATHERINE L
General Counsel
$20.64M
@ $206.44 · 2024-08-05
LEVINSON ARTHUR D
Director
$14.37M
@ $191.58 · 2024-05-30
KONDO CHRISTOPHER
Officer
$951,785
@ $190.40 · 2024-05-15
MAESTRI LUCA
Chief Financial Officer
$9.26M
@ $174.12 · 2024-04-11
O'BRIEN DEIRDRE
Officer
$9.24M
@ $168.91 · 2024-04-02
COOK TIMOTHY D
Chief Executive Officer
$33.26M
@ $169.33 · 2024-04-02
ADAMS KATHERINE L
General Counsel
$9.24M
@ $168.90 · 2024-04-02
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
WST
0
Sells (3M)
0
Sells (12M)
WITHERSPOON CHARLES
Officer and Treasurer
$218,211
@ $310.40 · 2024-10-29
WITHERSPOON CHARLES
Officer and Treasurer
$308,700
@ $300.00 · 2024-08-19
GREEN ERIC MARK
Chief Executive Officer
$9.36M
@ $304.71 · 2024-08-06
ABRAHAM SILJI
Chief Technology Officer
$595,404
@ $330.78 · 2024-06-12
HOFMANN THOMAS W
Director
$225,773
@ $365.92 · 2024-05-10
GREEN ERIC MARK
Chief Executive Officer
$24.20M
@ $366.65 · 2024-05-07
GREEN ERIC MARK
Chief Executive Officer
$24.20M
@ $366.65 · 2024-05-07
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

Learn more →
AAPL
FearGreed
😐Neutral(52/100)

"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.
WST
FearGreed
😨Fear(40/100)

"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

Learn more →
AAPL
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 (52)
WST
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 (40)
View AAPL Full AnalysisView WST Full Analysis
Apple Inc. (AAPL) vs West Pharmaceutical Services, Inc. (WST) Stock Comparison | SafetyMargin.io