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West Pharmaceutical Services Inc. (WST) Stock Fundamental Analysis & AI Rating 2026

WST NYSE Surgical & Medical Instruments & Apparatus PA CIK: 0000105770
Updated This Month • Analysis: Mar 19, 2026 • SEC Data: 2025-12-31
📅 Next earnings: Apr 23, 2026 (in 7 days) • Pre-market ET • EPS est. $1.68 (vs $1.45 prior year) • All earnings →
Combined AI Rating
BUY
78% Confidence
STRONG AGREEMENT
BUY
78% Conf
BUY
79% Conf

📊 WST Key Takeaways

Revenue: $3.1B
Net Margin: 16.1%
Free Cash Flow: $468.9M
Current Ratio: 3.02x
Debt/Equity: 0.06x
EPS: $6.79
AI Rating: BUY with 78% confidence
West Pharmaceutical Services Inc. (WST) receives a BUY rating with 78% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $3.1B, net profit margin of 16.1%, and return on equity (ROE) of 15.5%, West Pharmaceutical Services Inc. demonstrates strong fundamentals in the Healthcare sector. Below is our complete WST stock analysis for 2026.

Is West Pharmaceutical Services Inc. (WST) a Good Investment?

Claude

West Pharmaceutical demonstrates solid fundamentals with strong profitability metrics, excellent liquidity position, and robust cash generation capabilities. Revenue growth of 6.3% coupled with stable net margins of 16.1% and a 15.3% free cash flow margin indicates quality earnings. The company's fortress balance sheet with minimal leverage (0.06x debt/equity) and exceptional interest coverage of 38.7x provides significant financial flexibility.

ChatGPT

West Pharmaceutical Services shows high-quality fundamentals with strong margins, robust free cash flow generation, and an exceptionally conservative balance sheet. Revenue growth remains solid, and liquidity is ample, but the near-flat net income growth versus higher sales suggests some cost pressure or mix headwinds that merit monitoring. Overall, the business appears financially strong with good growth quality, though not without execution risk.

Why Buy West Pharmaceutical Services Inc. Stock? WST Key Strengths

Claude
  • + Exceptional liquidity metrics (3.02x current ratio, 2.34x quick ratio) with substantial cash reserves of $791.3M
  • + Strong profitability with operating margin of 19.0% and net margin of 16.1% demonstrating operational efficiency
  • + Excellent free cash flow generation of $468.9M with 15.3% FCF margin relative to revenue, indicating high-quality earnings
  • + Conservative capital structure with 0.06x debt/equity ratio and 38.7x interest coverage, providing financial stability
  • + Solid ROE of 15.5% and ROA of 11.6% showing effective deployment of capital
  • + Moderate revenue growth of 6.3% YoY in medical device sector with consistent earnings
ChatGPT
  • + Healthy profitability profile with 35.9% gross margin, 19.0% operating margin, and 16.1% net margin
  • + Excellent financial health driven by 3.02x current ratio, 0.06x debt-to-equity, and 38.7x interest coverage
  • + Strong cash generation with $754.8M operating cash flow and $468.9M free cash flow, supporting reinvestment flexibility

WST Stock Risks: West Pharmaceutical Services Inc. Investment Risks

Claude
  • ! Modest revenue growth of 6.3% YoY suggests limited near-term expansion momentum in a mature medical device market
  • ! Net income growth of only 0.2% YoY indicates potential margin pressures or demand challenges despite revenue expansion
  • ! High capital intensity with CapEx of $285.9M (36% of operating cash flow) may limit future free cash flow if revenue growth decelerates
  • ! Exposure to regulatory changes and reimbursement pressures inherent in medical devices sector
  • ! Significant insider activity with 17 Form 4 filings in last 90 days warrants monitoring for potential concerning transactions
ChatGPT
  • ! Net income growth of just 0.2% trailing revenue growth of 6.3% may indicate margin compression or higher operating costs
  • ! Capital expenditure is meaningful at $285.9M, so returns on ongoing investment need to remain strong
  • ! Growth quality could weaken if future revenue gains rely on less profitable product mix or if operating leverage softens

Key Metrics to Watch

Claude
  • * Revenue growth trajectory and gross margin trends to assess demand and pricing power
  • * Free cash flow sustainability and capital expenditure efficiency relative to revenue growth
  • * Operating leverage as volumes scale, particularly operating margin expansion potential
  • * Return on invested capital trends and capital allocation efficiency
ChatGPT
  • * Operating margin and net margin trend
  • * Free cash flow conversion relative to net income

West Pharmaceutical Services Inc. (WST) Financial Metrics & Key Ratios

Revenue
$3.1B
Net Income
$493.7M
EPS (Diluted)
$6.79
Free Cash Flow
$468.9M
Total Assets
$4.3B
Cash Position
$791.3M

💡 AI Analyst Insight

Strong liquidity with a 3.02x current ratio provides a solid financial cushion.

WST Profit Margin, ROE & Profitability Analysis

Gross Margin 35.9%
Operating Margin 19.0%
Net Margin 16.1%
ROE 15.5%
ROA 11.6%
FCF Margin 15.3%

WST vs Healthcare Sector: How West Pharmaceutical Services Inc. Compares

How West Pharmaceutical Services Inc. compares to Healthcare sector averages

Net Margin
WST 16.1%
vs
Sector Avg 12.0%
WST Sector
ROE
WST 15.5%
vs
Sector Avg 15.0%
WST Sector
Current Ratio
WST 3.0x
vs
Sector Avg 2.0x
WST Sector
Debt/Equity
WST 0.1x
vs
Sector Avg 0.6x
WST Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is West Pharmaceutical Services Inc. Stock Overvalued? WST Valuation Analysis 2026

Based on fundamental analysis, West Pharmaceutical Services Inc. has mixed fundamental signals relative to the Healthcare sector in 2026.

Return on Equity
15.5%
Sector avg: 15%
Net Profit Margin
16.1%
Sector avg: 12%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.06x
Sector avg: 0.6x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

West Pharmaceutical Services Inc. Balance Sheet: WST Debt, Cash & Liquidity

Current Ratio
3.02x
Quick Ratio
2.34x
Debt/Equity
0.06x
Debt/Assets
25.6%
Interest Coverage
38.74x
Long-term Debt
$202.8M

WST Revenue & Earnings Growth: 5-Year Financial Trend

WST 5-year financial data: Year 2021: Revenue $2.8B, Net Income $241.7M, EPS $3.21. Year 2022: Revenue $2.9B, Net Income $346.2M, EPS $4.57. Year 2023: Revenue $2.9B, Net Income $661.8M, EPS $8.67. Year 2024: Revenue $2.9B, Net Income $585.9M, EPS $7.73. Year 2025: Revenue $3.1B, Net Income $593.4M, EPS $7.88.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: West Pharmaceutical Services Inc.'s revenue has shown modest growth of 9% over the 5-year period. The most recent EPS of $7.88 reflects profitable operations.

WST Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
15.3%
Free cash flow / Revenue

WST Quarterly Earnings & Performance

Quarterly financial performance data for West Pharmaceutical Services Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 $746.9M $89.8M $1.85
Q2 2025 $702.1M $89.8M $1.51
Q1 2025 $695.4M $89.8M $1.23
Q3 2024 $746.9M $111.3M $1.85
Q2 2024 $702.1M $111.3M $1.51
Q1 2024 $695.4M $115.3M $1.55
Q3 2023 $686.9M $120.6M $1.59
Q2 2023 $753.8M $140.0M $2.06

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

West Pharmaceutical Services Inc. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$754.8M
Cash generated from operations
Stock Buybacks
$134.0M
Shares repurchased (TTM)
Capital Expenditures
$285.9M
Investment in assets
Dividends Paid
$61.2M
Returned to shareholders

WST SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for West Pharmaceutical Services Inc. (CIK: 0000105770)

📋 Recent SEC Filings

Date Form Document Action
Apr 1, 2026 4 xslF345X06/form4.xml View →
Mar 12, 2026 DEF 14A wst-20260504xdef14a.htm View →
Mar 9, 2026 8-K wst-20260309.htm View →
Mar 3, 2026 4 xslF345X05/form4.xml View →
Mar 3, 2026 4 xslF345X05/form4.xml View →

Frequently Asked Questions about WST

What is the AI rating for WST?

West Pharmaceutical Services Inc. (WST) has a Combined AI Rating of BUY from Claude (BUY) and ChatGPT (BUY) with 78% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are WST's key strengths?

Claude: Exceptional liquidity metrics (3.02x current ratio, 2.34x quick ratio) with substantial cash reserves of $791.3M. Strong profitability with operating margin of 19.0% and net margin of 16.1% demonstrating operational efficiency. ChatGPT: Healthy profitability profile with 35.9% gross margin, 19.0% operating margin, and 16.1% net margin. Excellent financial health driven by 3.02x current ratio, 0.06x debt-to-equity, and 38.7x interest coverage.

What are the risks of investing in WST?

Claude: Modest revenue growth of 6.3% YoY suggests limited near-term expansion momentum in a mature medical device market. Net income growth of only 0.2% YoY indicates potential margin pressures or demand challenges despite revenue expansion. ChatGPT: Net income growth of just 0.2% trailing revenue growth of 6.3% may indicate margin compression or higher operating costs. Capital expenditure is meaningful at $285.9M, so returns on ongoing investment need to remain strong.

What is WST's revenue and growth?

West Pharmaceutical Services Inc. reported revenue of $3.1B.

Does WST pay dividends?

West Pharmaceutical Services Inc. pays dividends, with $61.2M distributed to shareholders in the trailing twelve months.

Where can I find WST SEC filings?

Official SEC filings for West Pharmaceutical Services Inc. (CIK: 0000105770) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is WST's EPS?

West Pharmaceutical Services Inc. has a diluted EPS of $6.79.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is WST a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, West Pharmaceutical Services Inc. has a BUY rating with 78% confidence. The AI analysis suggests favorable fundamentals based on SEC filings. This is not investment advice.

Is WST stock overvalued or undervalued?

Valuation metrics for WST: ROE of 15.5% (sector avg: 15%), net margin of 16.1% (sector avg: 12%). Higher ROE suggests strong returns relative to peers.

Should I buy WST stock in 2026?

Our dual AI analysis gives West Pharmaceutical Services Inc. a combined BUY rating for 2026. Revenue is data pending, with profitability above sector average. Always conduct your own research.

What is WST's free cash flow?

West Pharmaceutical Services Inc.'s operating cash flow is $754.8M, with capital expenditures of $285.9M. FCF margin is 15.3%.

How does WST compare to other Healthcare stocks?

Vs Healthcare sector averages: Net margin 16.1% (avg: 12%), ROE 15.5% (avg: 15%), current ratio 3.02 (avg: 2).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Mar 19, 2026 | Data as of: 2025-12-31 | Powered by Claude AI