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West Pharmaceutical Services Inc (WST) stock analysis

WSTNYSESurgical & Medical Instruments & ApparatusFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 20/3029% above fair value
$412.86+0.31 (+0.08%)

Close on Nov 11, 2026Market cap $28.76BP/E 46.3Yield 0.21%

StockData Score

Prices as of Nov 11, 2026How the score works

Value1Growth4Performance5Health6Dividend4

Solid20 of 30 checks passed

West Pharmaceutical Services passes 20 of the 30 checks behind our score. Each dot in the shape is one check — hover it for the numbers.

Valuation
1/6
Growth
4/6
Past performance
5/6
Financial health
6/6
Dividend
4/6

What stands out

  • Return on equity over 15%

    Return on equity was 21.2% over the last twelve months and averaged 22.2% over five years.

  • Return on capital over 10%

    Return on invested capital was 23.0%, above the 10% that usually covers the cost of capital.

  • Low debt

    Debt is 6.8% of shareholders' equity, under the 40% we consider low.

  • Earnings grew over 5 years

    Net income grew 7.4% a year on average over the last five fiscal years.

What to watch

  • Margin of safety under 20%

    The price is 29.5% above fair value, so there is no margin of safety.

  • Trading above fair value

    The share price of $412.86 is above our fair value estimate of $318.89.

  • Revenue growing under 10% a year

    Revenue grew 2.1% a year over the last three fiscal years, short of the 10% we look for.

  • EPS growing under 10% a year

    Diluted EPS grew -4.2% a year over the last three fiscal years.

Valuation1/6
  • P/E above its 5-year median

    West Pharmaceutical Services's P/E of 46.3 is above its own 5-year median of 43.4.

  • P/E above the industry

    West Pharmaceutical Services's P/E of 46.3 is above the Surgical, Medical, and Dental Instruments and Supplies median of 27.7.

  • EV/EBITDA below its 5-year median

    West Pharmaceutical Services's EV/EBITDA of 29.5 is below its 5-year median of 31.7.

  • P/B above the industry

    West Pharmaceutical Services's price-to-book of 9.69 is above the Surgical, Medical, and Dental Instruments and Supplies median of 3.22.

  • Trading above fair value

    The share price of $412.86 is above our fair value estimate of $318.89.

  • Margin of safety under 20%

    The price is 29.5% above fair value, so there is no margin of safety.

Growth4/6
  • Revenue growing under 10% a year

    Revenue grew 2.1% a year over the last three fiscal years, short of the 10% we look for.

  • EPS growing under 10% a year

    Diluted EPS grew -4.2% a year over the last three fiscal years.

  • Earnings growth accelerating

    Net income grew 29.9% over the last twelve months, against a 5-year average of 7.4% a year.

  • Growing faster than the industry

    Revenue grew 12.6% over the last twelve months; the Surgical, Medical, and Dental Instruments and Supplies median is 11.0%.

  • Guidance raised

    West Pharmaceutical Services raised its full-year 2026 organic net sales growth outlook on Jul 23, 2026.

  • Gross margin improving

    Gross margin was 37.6% over the last twelve months, against 35.6% a year earlier.

Past performance5/6
  • Return on equity over 15%

    Return on equity was 21.2% over the last twelve months and averaged 22.2% over five years.

  • Return on capital over 10%

    Return on invested capital was 23.0%, above the 10% that usually covers the cost of capital.

  • Return on equity above the industry

    West Pharmaceutical Services's return on equity of 21.2% is above the Surgical, Medical, and Dental Instruments and Supplies median of -31.3%.

  • Earnings grew over 5 years

    Net income grew 7.4% a year on average over the last five fiscal years.

  • Net margin below its 5-year average

    Net margin was 18.8% over the last twelve months, against a 5-year average of 19.4%.

  • Net margin above the industry

    West Pharmaceutical Services's net margin of 18.8% is above the Surgical, Medical, and Dental Instruments and Supplies median of -14.1%.

Financial health6/6
  • Low debt

    Debt is 6.8% of shareholders' equity, under the 40% we consider low.

  • Debt falling against equity

    Debt to equity fell from 13.8% five years ago to 6.8%.

  • Debt covered by cash flow

    Operating cash flow over the last twelve months equals 323% of total debt.

  • Interest well covered

    Operating income covers interest expense 96.3 times.

  • Short-term assets cover short-term debts

    Current assets are 2.82 times current liabilities.

  • Low bankruptcy risk

    The Altman Z-score is 19.27; above 3 is the safe zone and below 1.8 the distress zone.

Dividend4/6
  • Pays a dividend

    West Pharmaceutical Services paid dividends worth 0.2% of the share price over the last twelve months.

  • Yield below Treasuries

    The 0.2% yield is below the 4.4% on a 1-year Treasury.

  • Yield below the top quarter

    The top quarter of US dividend payers yield 3.8% or more; West Pharmaceutical Services yields 0.2%.

  • Dividend not cut

    The dividend per share has not fallen by more than 10% in any of the last 10 fiscal years.

  • Covered by earnings

    Dividends take 9.8% of net income.

  • Covered by free cash flow

    Dividends take 13.9% of free cash flow.

Scores of similar companies

Our estimate per share

$318.89

The share price is 29% above this estimate.

20%+ below
Near fair value
20%+ above
$412.86Price$318.89Fair value
MethodMultiple usedOwn 5Y medianIndustry medianValue per shareWeight
P/E35.6×43.4×27.7×$316.9747%
EV/EBITDA24.2×31.7×16.7×$339.4941%
P/B6.0×8.7×3.2×$254.5112%
Earnings powerleft out, too far from the others10.1% cost of equity––$81.43–
Fair value$318.89100%

Valuation over time

Using the earnings and balance sheet published at each date, not today's.

  • P/E at month end
  • Own 5-year median 43.4
  • Surgical, Medical, and Dental Instruments and Supplies median 27.7

An estimate from reported numbers and market multiples, not a price target or investment advice. It can be far off for companies whose profits are about to change sharply.

Market risk

From the past year of daily prices.

Liquidity

Low risk

Average value traded per day
$266.34M
Value traded per 1% price move
$194.28M

Downside

Low risk

Typical loss in a bad month
14.7%
Volatility (annualized)
31%
Sharpe ratio, 1 year
1.45
Beta to the S&P 500 (5Y)
1.05

Typical bad-month loss, week by week

25%: high

Margins

Share of revenue, fiscal years 2011 to 2025

Gross margin

35.9%+0.1 pts over 5 years

Operating margin

19.0%+0.1 pts over 5 years

Net margin

16.1%−0.1 pts over 5 years

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