West Pharmaceutical Services (WST)


Market Price (8/14/2026): $343.57 | Market Cap: $24.3 BilInvestor Relations Sector: Health Care | Industry: Health Care Supplies

West Pharmaceutical Services (WST)


Market Price (8/14/2026): $343.57
Market Cap: $24.3 Bil
Sector: Health Care
Industry: Health Care Supplies

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

0

Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 22%

Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 20%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 13%

Stock buyback support
Stock Buyback 3Y Total is 1.4 Bil

Low stock price volatility
Vol 12M is 34%

Megatrend and thematic drivers
Megatrends include Biotechnology & Genomics, and Precision Medicine. Themes include mRNA Technology, Biopharmaceutical R&D, Show more.

Weak multi-year price returns
2Y Excs Rtn is -28%, 3Y Excs Rtn is -86%

Expensive valuation multiples
P/EBITPrice/EBIT or Price/(Operating Income) ratio is 35x, P/CFOPrice/(Cash Flow from Operations). CFO is cash before capital expenditures. is 37x, P/EPrice/Earnings or Price/(Net Income) is 43x

Key risks
WST key risks include [1] legal exposure from securities fraud class-action lawsuits alleging material misrepresentations and [2] the financial and execution risk of managing a key contract manufacturing transition set to conclude in mid-2026.

0 Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 22%
1 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 20%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 13%
2 Stock buyback support
Stock Buyback 3Y Total is 1.4 Bil
3 Low stock price volatility
Vol 12M is 34%
4 Megatrend and thematic drivers
Megatrends include Biotechnology & Genomics, and Precision Medicine. Themes include mRNA Technology, Biopharmaceutical R&D, Show more.
5 Weak multi-year price returns
2Y Excs Rtn is -28%, 3Y Excs Rtn is -86%
6 Expensive valuation multiples
P/EBITPrice/EBIT or Price/(Operating Income) ratio is 35x, P/CFOPrice/(Cash Flow from Operations). CFO is cash before capital expenditures. is 37x, P/EPrice/Earnings or Price/(Net Income) is 43x
7 Key risks
WST key risks include [1] legal exposure from securities fraud class-action lawsuits alleging material misrepresentations and [2] the financial and execution risk of managing a key contract manufacturing transition set to conclude in mid-2026.

WST in ETFs

Weight = WST's share of each fund

VOO0.04%
IVV0.04%
VTI0.04%
ITOT0.03%
IWB0.03%
RSP0.20%
VUG0.09%
VIG0.11%
+26 more covered ETFs

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 8/1/2026

West Pharmaceutical Services (WST) stock has gained about 15% since 4/30/2026 because of the following key factors:

1. Strong Q1 2026 Earnings Beat and Initial Raised Guidance. West Pharmaceutical Services reported robust financial results for fiscal Q1 2026 (ended March 31, 2026), with diluted earnings per share (EPS) of $2.13, significantly surpassing analysts' expectations of $1.68 by 26.79%. Net sales for the quarter increased by 21.0% to $844.9 million, driven by 15.3% organic growth. Following this strong performance, the company increased its full-year 2026 adjusted-diluted EPS guidance range to $8.40-$8.75 from its previous projection.

2. Exceptional Q2 2026 Performance and Further Upgraded Outlook. The company continued its strong momentum into fiscal Q2 2026 (ended June 30, 2026), announcing EPS of $2.37, which beat the consensus estimate of $2.08 by $0.29. Quarterly revenue also exceeded expectations, reaching $872.30 million against an estimated $839.98 million, marking a 13.8% year-over-year increase. This led West Pharmaceutical Services to further raise its full-year 2026 adjusted EPS guidance to $8.85-$9.05, representing an anticipated 21%-24% year-over-year growth.

Show more
Updated on 8/1/2026

West Pharmaceutical Services (WST) stock has gained about 15% since 4/30/2026 because of the following key factors:

1. Strong Q1 2026 Earnings Beat and Initial Raised Guidance. West Pharmaceutical Services reported robust financial results for fiscal Q1 2026 (ended March 31, 2026), with diluted earnings per share (EPS) of $2.13, significantly surpassing analysts' expectations of $1.68 by 26.79%. Net sales for the quarter increased by 21.0% to $844.9 million, driven by 15.3% organic growth. Following this strong performance, the company increased its full-year 2026 adjusted-diluted EPS guidance range to $8.40-$8.75 from its previous projection.

2. Exceptional Q2 2026 Performance and Further Upgraded Outlook. The company continued its strong momentum into fiscal Q2 2026 (ended June 30, 2026), announcing EPS of $2.37, which beat the consensus estimate of $2.08 by $0.29. Quarterly revenue also exceeded expectations, reaching $872.30 million against an estimated $839.98 million, marking a 13.8% year-over-year increase. This led West Pharmaceutical Services to further raise its full-year 2026 adjusted EPS guidance to $8.85-$9.05, representing an anticipated 21%-24% year-over-year growth.

3. Robust Demand for High-Value Product (HVP) Components and GLP-1 Market Tailwinds. A significant driver of the company's growth was the strong demand for its High-Value Product (HVP) components, which achieved 18% organic growth in fiscal Q2 2026. This growth was propelled by increasing demand in biologics, upgrades related to Annex 1 regulations, and the expanding GLP-1 drug market. GLP-1s represented approximately 7% of total revenues in fiscal Q1 2026, with both GLP-1 and non-GLP-1 HVP components expected to maintain high-teen growth for the year.

4. Positive Analyst Sentiment and Upward Price Target Revisions. Following the consistently strong earnings and positive outlook, several Wall Street analysts reiterated their "Buy" or "Strong Buy" ratings for West Pharmaceutical Services. Analysts also increased their price targets for WST, reflecting increased confidence in the company's sustained financial performance and future growth prospects.

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Stock Movement Drivers

Fundamental Drivers

The 16.4% change in WST stock from 4/30/2026 to 8/13/2026 was primarily driven by a 10.0% change in the company's P/E Multiple.
(LTM values as of)43020268132026Change
Stock Price ($)297.40346.1616.4%
Change Contribution By: 
Total Revenues ($ Mil)3,2213,3273.3%
Net Income Margin (%)16.8%17.0%0.8%
P/E Multiple39.543.410.0%
Shares Outstanding (Mil)72711.7%
Cumulative Contribution16.4%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2026 to 8/13/2026
ReturnCorrelation
WST16.4% 
Market (SPY)8.2%11.4%
Sector (XLV)15.3%17.7%

Fundamental Drivers

The 50.0% change in WST stock from 1/31/2026 to 8/13/2026 was primarily driven by a 28.0% change in the company's P/E Multiple.
(LTM values as of)13120268132026Change
Stock Price ($)230.80346.1650.0%
Change Contribution By: 
Total Revenues ($ Mil)3,0183,32710.2%
Net Income Margin (%)16.3%17.0%4.2%
P/E Multiple33.943.428.0%
Shares Outstanding (Mil)72712.0%
Cumulative Contribution50.0%

LTM = Last Twelve Months as of date shown

Market Drivers

1/31/2026 to 8/13/2026
ReturnCorrelation
WST50.0% 
Market (SPY)12.7%22.4%
Sector (XLV)9.3%31.4%

Fundamental Drivers

The 45.1% change in WST stock from 7/31/2025 to 8/13/2026 was primarily driven by a 22.9% change in the company's P/E Multiple.
(LTM values as of)73120258132026Change
Stock Price ($)238.52346.1645.1%
Change Contribution By: 
Total Revenues ($ Mil)2,9603,32712.4%
Net Income Margin (%)16.5%17.0%3.1%
P/E Multiple35.343.422.9%
Shares Outstanding (Mil)72712.0%
Cumulative Contribution45.1%

LTM = Last Twelve Months as of date shown

Market Drivers

7/31/2025 to 8/13/2026
ReturnCorrelation
WST45.1% 
Market (SPY)24.1%24.7%
Sector (XLV)30.8%34.3%

Fundamental Drivers

The -5.2% change in WST stock from 7/31/2023 to 8/13/2026 was primarily driven by a -17.0% change in the company's P/E Multiple.
(LTM values as of)73120238132026Change
Stock Price ($)365.13346.16-5.2%
Change Contribution By: 
Total Revenues ($ Mil)2,8663,32716.1%
Net Income Margin (%)18.1%17.0%-6.2%
P/E Multiple52.343.4-17.0%
Shares Outstanding (Mil)74714.9%
Cumulative Contribution-5.2%

LTM = Last Twelve Months as of date shown

Market Drivers

7/31/2023 to 8/13/2026
ReturnCorrelation
WST-5.2% 
Market (SPY)75.9%23.1%
Sector (XLV)31.4%29.7%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
WST Return66%-50%50%-7%-16%28%26%
Peers Return-3%-13%-5%-5%-21%20%-27%
S&P 500 Return27%-19%24%23%16%13%106%

Monthly Win Rates [3]
WST Win Rate83%33%67%50%50%62% 
Peers Win Rate47%43%52%53%50%65% 
S&P 500 Win Rate75%42%67%75%67%50% 

Max Drawdowns [4]
WST Max Drawdown-16%-55%-23%-33%-45%-18% 
Peers Max Drawdown-20%-31%-25%-21%-36%-24% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: BDX, ATR, BAX, TFX, AMCR. See WST Returns vs. Peers.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 8/13/2026 (YTD)

How Low Can It Go

EventWSTS&P 500
2024 Yen Carry Trade Unwind
  % Loss-13.8%-7.8%
  % Gain to Breakeven15.9%8.5%
  Time to Breakeven91 days18 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-15.6%-9.5%
  % Gain to Breakeven18.5%10.5%
  Time to Breakeven93 days24 days
2020 COVID-19 Crash
  % Loss-26.2%-33.7%
  % Gain to Breakeven35.5%50.9%
  Time to Breakeven31 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-24.9%-19.2%
  % Gain to Breakeven33.1%23.8%
  Time to Breakeven123 days105 days
2015-2016 China Devaluation / Global Growth Scare
  % Loss-10.7%-12.2%
  % Gain to Breakeven11.9%13.9%
  Time to Breakeven23 days62 days
2011 US Debt Ceiling Crisis & European Contagion
  % Loss-23.1%-17.9%
  % Gain to Breakeven30.0%21.8%
  Time to Breakeven231 days123 days

Compare to BDX, ATR, BAX, TFX, AMCR

In The Past

West Pharmaceutical Services's stock fell -6.0% during the 2025 US Tariff Shock. Such a loss loss requires a 6.4% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventWSTS&P 500
2020 COVID-19 Crash
  % Loss-26.2%-33.7%
  % Gain to Breakeven35.5%50.9%
  Time to Breakeven31 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-24.9%-19.2%
  % Gain to Breakeven33.1%23.8%
  Time to Breakeven123 days105 days
2011 US Debt Ceiling Crisis & European Contagion
  % Loss-23.1%-17.9%
  % Gain to Breakeven30.0%21.8%
  Time to Breakeven231 days123 days
2008-2009 Global Financial Crisis
  % Loss-29.0%-53.4%
  % Gain to Breakeven40.9%114.4%
  Time to Breakeven148 days1085 days
Summer 2007 Credit Crunch
  % Loss-26.1%-8.6%
  % Gain to Breakeven35.3%9.5%
  Time to Breakeven323 days47 days

Compare to BDX, ATR, BAX, TFX, AMCR

In The Past

West Pharmaceutical Services's stock fell -6.0% during the 2025 US Tariff Shock. Such a loss loss requires a 6.4% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About West Pharmaceutical Services (WST)

West Pharmaceutical Services (WST) is a global leader specializing in the design and manufacture of critical containment and delivery systems for injectable drugs and various healthcare products. Essentially, WST provides the essential components that hold and help administer many modern medicines, playing a vital, often behind-the-scenes, role in the pharmaceutical and healthcare industries globally.

The company's core business revolves around its Proprietary Products segment, which supplies high-quality components for injectable medications. This includes crucial items such as stoppers and seals for vials, components for syringes and cartridges, and advanced drug containment solutions like its Crystal Zenith polymer vials. WST also offers sophisticated administration systems and self-injection devices, along with comprehensive support services like sterilization, quality inspection, and regulatory guidance. Its primary customers in this segment are biologic, generic, and pharmaceutical drug companies, who rely on WST to ensure the integrity, safety, and effective delivery of their injectable drug products.

Additionally, West Pharmaceutical Services operates a Contract-Manufactured Products segment. Here, the company leverages its expertise to design, manufacture, and assemble various devices used across a broad spectrum of healthcare applications, including surgical, diagnostic, ophthalmic, and other drug delivery systems, as well as certain consumer products. This segment serves pharmaceutical, diagnostic, and medical device companies, expanding WST's reach within the healthcare supply chain across multiple continents, including the Americas, Europe, the Middle East, Africa, and the Asia Pacific.

AI Analysis | Feedback

Here are 1-3 brief analogies to describe West Pharmaceutical Services (WST):

  • Intel for the pharmaceutical industry's drug delivery systems.
  • Corning for specialized pharmaceutical packaging and delivery components.
  • A specialized Foxconn for medical devices and drug delivery systems.

AI Analysis | Feedback

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  • Stoppers and Seals: Components designed for injectable packaging systems.
  • Syringe and Cartridge Components: Custom and standard components for injectable drug applications.
  • Administration Systems: Technologies that enhance the safe delivery of drugs through advanced reconstitution, mixing, and transfer.
  • Packaging Component Enhancement Services: Includes films, coatings, washing, vision inspection, and sterilization processes to improve packaging quality.
  • Crystal Zenith Drug Containment Solutions: Vials, syringes, and cartridges made from cyclic olefin polymer for drug containment.
  • Self-Injection Devices: Devices facilitating the self-administration of injectable drugs.
  • Integrated Solutions & Support: A suite of services including analytical lab support, packaging development, regulatory expertise, and technical support.
  • Contract Manufacturing of Devices: Design, manufacture, and automated assembly of devices for surgical, diagnostic, ophthalmic, injectable, drug delivery, and consumer applications.
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Major Customers of West Pharmaceutical Services (WST)

West Pharmaceutical Services (WST) primarily sells its products and services to other companies. Based on the company description, its major customer categories are:

  • Pharmaceutical and Biopharmaceutical Companies: This category encompasses companies involved in developing and manufacturing biologic, generic, and traditional pharmaceutical drugs. Examples of public companies in this sector include:
    • Pfizer Inc. (PFE)
    • Johnson & Johnson (JNJ)
    • Merck & Co., Inc. (MRK)
    • Eli Lilly and Company (LLY)
    • Amgen Inc. (AMGN)
  • Diagnostic Companies: These are companies that design, manufacture, and sell products used for diagnosing medical conditions. Examples of public companies in this sector include:
    • Abbott Laboratories (ABT)
    • Danaher Corporation (DHR)
    • Thermo Fisher Scientific Inc. (TMO)
  • Medical Device Companies: This category includes companies that produce a range of devices used in surgical, diagnostic, ophthalmic, injectable, and other medical applications, as well as consumer products. Examples of public companies in this sector include:
    • Medtronic plc (MDT)
    • Stryker Corporation (SYK)
    • Boston Scientific Corporation (BSX)
    • Becton, Dickinson and Company (BDX)

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Eric M. Green, President and Chief Executive Officer, Chair of Board

Eric M. Green has served as President and CEO of West Pharmaceutical Services, Inc. since April 2015 and as chair of the board since May 2022. Prior to joining West, he was Executive Vice President and President for the Research Markets business unit at Sigma-Aldrich Corporation, where he developed broad international expertise through various leadership roles during his 20-year tenure.

Bernard J. Birkett, Senior Vice President, Chief Financial Officer and Treasurer

Bernard J. Birkett joined West Pharmaceutical Services as Senior Vice President, Chief Financial Officer and Treasurer in June 2018. Before joining West, he spent more than 20 years at Merit Medical Systems, Inc., a manufacturer of disposable medical devices, where he held various senior global leadership roles, including Chief Financial Officer and Treasurer. He is a Qualified Accountant with a business degree from the National University of Ireland Galway and a master's degree in banking and finance from Smurfit Business School Dublin.

Silji Abraham, Senior Vice President and Chief Technology Officer

Silji Abraham serves as the Senior Vice President and Chief Technology Officer (CTO) of West Pharmaceutical Services.

Annette F. Favorite, Senior Vice President and Chief Human Resources Officer

Annette F. Favorite serves as Senior Vice President, Chief Human Resources Officer for West Pharmaceutical Services Inc.

Cindy Reiss-Clark, Senior Vice President and Chief Commercial Officer

Cindy Reiss-Clark is the Senior Vice President and Chief Commercial Officer at West Pharmaceutical Services.

AI Analysis | Feedback

Here are the key risks to West Pharmaceutical Services (WST):
  1. Operational Constraints and Execution Risks: West Pharmaceutical Services faces near-term operational challenges, particularly at a European High-Value Product (HVP) facility, due to hiring and training delays that limit capacity. This could disrupt supply, affect customer relationships, and postpone revenues from high-margin projects. The successful execution of management's plans for network optimization and technology transfers over the next 12-18 months is crucial. Additionally, new contract manufacturing capacity, such as the Dublin facility, requires long validation cycles before reaching full utilization, potentially slowing near-term growth and creating earnings volatility. The company also faces execution risks related to shifting demand patterns and contract manufacturing transitions.
  2. Industry Destocking and Demand Normalization: The pharmaceutical packaging industry is currently undergoing inventory corrections following a surge in demand during the pandemic. West Pharmaceutical Services continues to experience destocking pressures, especially in generics and, to a lesser extent, in biologics. This destocking affects order volumes, obscures underlying demand trends, and could weigh on short-term revenue growth. There have also been allegations in class-action lawsuits regarding significant and ongoing destocking within the company's high-margin HVP portfolio.
  3. Margin Pressures: West Pharmaceutical Services has seen its adjusted operating margin decrease, raising questions about its expense base and profitability. Specific products, such as the SmartDose device, have been cited as becoming margin dilutive due to operational inefficiencies and lower pricing. The company's Return on Capital Employed (ROCE) has also declined. Furthermore, tariff impacts and general pricing pressure are ongoing concerns that could squeeze margins.

AI Analysis | Feedback

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AI Analysis | Feedback

The addressable markets for West Pharmaceutical Services' main products and services are substantial across various global and regional segments. The company's offerings primarily fall under injectable drug containment and delivery systems, including components, administration systems, and contract manufacturing services. Here are the estimated market sizes for their key product and service areas: * Self-Injection Devices: The global self-injection device market was valued at approximately $22.94 billion in 2024 and is projected to reach $49.98 billion by 2032, exhibiting a Compound Annual Growth Rate (CAGR) of 10.23% from 2025 to 2032. North America held the largest share of this market, accounting for 46% in 2024. * Prefilled Syringes: The global prefilled syringes market size was $9.59 billion in 2025 and is anticipated to grow to $26.41 billion by 2034, with a CAGR of 12.1% during the forecast period. In 2025, Europe led the market with a 40.6% share. The U.S. market for prefilled syringes is expected to reach $3.86 billion in 2026. * Pharmaceutical Rubber Stoppers and Seals: The global pharmaceutical rubber stoppers and seals market is projected to expand from $3.4 billion in 2024 to $5.7 billion by 2034, demonstrating a CAGR of approximately 5.3%. The Asia Pacific region currently dominates this market. More specifically, the sterile rubber stopper market is projected to grow from $2.675 billion in 2024 to $4.1996 billion by 2032, with a CAGR of 5.80%. North America leads the sterile rubber stopper market with a 38% share. * Pharmaceutical Cartridges: The global pharmaceutical cartridges market was valued at $1.41 billion in 2023 and is estimated to reach $2.43 billion by 2030, growing at a CAGR of 8.07% from 2024 to 2030. North America held the largest market share of 29.81% in 2023. * Vials (Glass and Polymer): The global vials market size was $12.2 billion in 2023 and is projected to reach $26.5 billion by 2032, at a CAGR of 9.1% from 2024 to 2032. The glass segment accounted for the highest revenue of $7.9 billion in 2023. North America captured 37.64% of the pharmaceutical glass vials and ampoules market revenue in 2025. While Crystal Zenith is a proprietary polymer, the broader pharmaceutical glass vials and ampoules market (which includes alternatives like polymer vials) was $15.72 billion in 2025, forecast to reach $23.19 billion by 2031 with a CAGR of 6.54% from 2026 to 2031. * Medical Device Contract Manufacturing: The global medical device contract manufacturing market was estimated at $76.8 billion in 2024 and is expected to reach $151.98 billion by 2030, growing at a CAGR of 12.36% from 2025 to 2030. Asia Pacific held the largest revenue share of 41.37% in 2024. * Drug Delivery Systems (Overall): The global drug delivery devices market size is estimated at $303.28 billion in 2025 and is projected to reach approximately $533.31 billion by 2035, with a CAGR of 5.81% from 2026 to 2035. North America held the largest share of 32.4% in the global drug delivery devices market in 2025. * Injectable Drug Delivery Market (Overall): The global injectable drug delivery market size was calculated at $764.26 billion in 2025 and is predicted to increase to approximately $1,719.57 billion by 2035, expanding at a CAGR of 8.45% from 2026 to 2035. North America dominated the global injectable drug delivery market with a 41% share in 2025.

AI Analysis | Feedback

West Pharmaceutical Services (WST) is expected to experience future revenue growth over the next 2-3 years, driven by several key factors:

  1. Growth in High-Value Product (HVP) Components: The Proprietary Products segment, particularly its High-Value Product (HVP) Components business, remains the primary engine for revenue and profitability growth. This includes products like Westar® and Envision®.
  2. Increasing Demand for GLP-1 Therapies: The expanding market for GLP-1 (glucagon-like peptide-1) therapies, used in the treatment of obesity and diabetes, is a significant driver. Components for these therapies contributed to over 50% growth in 2025 for GLP-1 related HVP components, and are expected to contribute approximately one point of total company growth in 2026.
  3. Expanding Biologics and Biosimilars Market: The continued rise of biologics and biosimilars fuels demand for West Pharmaceutical Services' containment and delivery systems. The biologics market group accounted for 42% of total company revenue in Q4 2025, growing 11.5% during the quarter.
  4. Global Regulatory Upgrades (e.g., Annex 1): Regulatory changes, such as the implementation of Annex 1 in Europe, are prompting customers to upgrade to higher-quality HVP components, driving conversions and demand.
  5. Conversion of Standard Products to HVP Components: West Pharmaceutical Services aims to strategically convert customers from standard products to higher-value product (HVP) components over time, which not only provides incremental value to customers but also generates additional revenue and margin expansion for the company.

AI Analysis | Feedback

## Capital Allocation Decisions for West Pharmaceutical Services (WST) West Pharmaceutical Services (WST) has actively managed its capital through share repurchases and significant capital expenditures over the last 3-5 years.

Share Repurchases

  • West Pharmaceutical Services repurchased $560.9 million in shares during 2024 and $438.3 million in 2023.
  • In the first six months of 2025, the company repurchased 552,593 shares for $134.0 million.
  • The Board of Directors authorized a new share repurchase program on February 17, 2026, for up to $1 billion of the company's common stock, with no expiration date. This program replaced a previous one that was fully utilized before its December 31, 2025 expiration.

Share Issuance

  • West Pharmaceutical Services' number of shares outstanding remained relatively stable over the past few years, with 74.5 million in 2021, 74.4 million in 2022, 74.1 million in 2023, 72.7 million in 2024, and 72.2 million in 2025 and March 2026.

Outbound Investments

  • WST's strong financial position enables it to pursue strategic acquisitions and partnerships that can enhance its product offerings and market reach.
  • By acquiring or partnering with companies that possess complementary technologies or market access, WST can accelerate its growth and strengthen its competitive position.

Capital Expenditures

  • Capital expenditures were $377.0 million in 2024.
  • Annual capital expenditures were $362 million in 2023 and $285.9 million in 2025.
  • Full-year 2025 capital spending was expected to be $275 million, supporting capacity expansions at existing High-Value Product (HVP) sites and investments in Contract Manufacturing facilities.

Better Bets vs. West Pharmaceutical Services (WST)

Peer Outperformance in Health Care Supplies

WST has outperformed 64% of its 11 Health Care Supplies peers over 5Y. Among the peers that beat it is HAE. Health Care Supplies ranks 6th of 10 industries in Health Care by median 5Y return. The sector’s gains have largely come from elsewhere.
Share of Health Care Supplies constituents that WST has outperformed, by holding period. Peers without a full price history over a given window are excluded from that window.
1Y
64%
of 11 industry peers · 41.0% return
3Y
55%
of 11 industry peers · -12.7% return
5Y
64%
of 11 industry peers · -19.3% return
Health Care Supplies peers with revenue growth within 4pp of WST's that beat it on at least 2 of 3 windows, and by at least 20pp over 5Y. Growth is matched by construction, so the gap is largely a re-rating gap. The multiple column is the context for it.
Ticker Name Rev Growth 3Y Avg P/E 1Y3Y5Y 5Y Gap
WST West Pharmaceutical Services 5.2% 43.4x 41.0%-12.7%-19.3%
HAE Haemonetics 3.6% 42.6x 67.7%-2.6%47.8% +67pp
Price returns, excluding dividends. P/E shown for context only and not used for matching.
Median price return by industry across the Health Care sector, ranked by 5Y. Health Care Supplies is WST's own industry. Use this to see which corners of the sector have carried the returns.
Industry Names 1Y med3Y med5Y med Top 3 by 5Y
Health Care Distributors 7 7.3%69.1%142.2% CAH 399% · MCK 343% · COR 173%
Health Care Services 20 20.4%33.2%7.3% HIMS 244% · RDNT 153% · DGX 76%
Managed Health Care 8 44.6%-6.2%5.5% OSCR 109% · HQY 54% · ELV 16%
Health Care Facilities 24 8.4%-10.5%-15.0% THC 281% · NHC 236% · ENSG 120%
Health Care Equipment 51 -2.5%-12.3%-17.5% POCI 10400% · UFPT 413% · GKOS 287%
Health Care Supplies ← 12 33.7%-14.2%-26.0% LNTH 296% · HAE 48% · MMSI 37%
Pharmaceuticals 63 0.7%-3.0%-38.7% LQDA 2611% · INDV 1499% · ETON 823%
Health Care Technology 21 -20.3%-53.8%-71.8% SPOK 135% · TALK 0% · HSTM -3%
Life Sciences Tools & Services 108 -1.7%-35.0%-74.3% SNWV 1847% · ELMD 264% · MEDP 228%
Biotechnology 365 5.5%-31.6%-79.0% BRTX 110000% · CELZ 1671% · DNTH 1599%
Median of constituents with a full price history over each window. Top names are unfiltered by size in this render.

Latest Trefis Analyses

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Peer Comparisons

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Financials

WSTBDXATRBAXTFXAMCRMedian
NameWest Pha.Becton D.AptarGro.Baxter I.Teleflex Amcor  
Mkt Price346.16181.97132.5727.05137.3746.38134.97
Mkt Cap24.550.08.414.06.021.517.7
Rev LTM3,32723,2503,93311,4701,63022,1907,702
Op Inc LTM7233,344486211581,838604
FCF LTM4372,509308812327763600
FCF 3Y Avg3792,768324638385765511
CFO LTM6623,2625831,3194031,670991
CFO 3Y Avg6973,4876101,0864871,400892

Growth & Margins

WSTBDXATRBAXTFXAMCRMedian
NameWest Pha.Becton D.AptarGro.Baxter I.Teleflex Amcor  
Rev Chg LTM12.4%17.4%8.9%5.4%52.5%64.8%14.9%
Rev Chg 3Y Avg5.2%7.1%5.1%4.2%-8.7%18.3%5.2%
Rev Chg Q13.8%5.4%6.3%5.3%28.9%77.4%10.0%
QoQ Delta Rev Chg LTM3.3%1.1%1.6%1.3%8.5%13.2%2.4%
Op Inc Chg LTM16.2%26.1%-7.8%-46.4%-66.3%31.0%4.2%
Op Inc Chg 3Y Avg1.6%10.7%7.3%104.9%-50.9%9.0%8.2%
Op Mgn LTM21.7%14.4%12.4%1.8%3.6%8.3%10.3%
Op Mgn 3Y Avg21.3%13.5%13.5%4.3%12.3%9.3%12.9%
QoQ Delta Op Mgn LTM0.3%-0.5%-0.7%0.2%-2.2%-0.1%-0.3%
CFO/Rev LTM19.9%14.0%14.8%11.5%24.7%7.5%14.4%
CFO/Rev 3Y Avg23.0%16.8%16.5%9.9%34.6%8.7%16.7%
FCF/Rev LTM13.1%10.8%7.8%7.1%20.1%3.4%9.3%
FCF/Rev 3Y Avg12.4%13.3%8.8%5.8%27.4%4.9%10.6%

Valuation

WSTBDXATRBAXTFXAMCRMedian
NameWest Pha.Becton D.AptarGro.Baxter I.Teleflex Amcor  
Mkt Cap24.550.08.414.06.021.517.7
P/S7.42.22.11.23.71.02.1
P/Op Inc33.915.017.466.3103.011.725.6
P/EBIT35.119.616.3-73.2-92.515.315.8
P/E43.453.123.3-13.2-5.831.727.5
P/CFO37.015.314.510.614.812.914.6
Total Yield2.6%4.2%5.8%-6.3%-16.2%8.7%3.4%
Dividend Yield0.3%2.3%1.5%1.3%1.0%5.5%1.4%
FCF Yield 3Y Avg1.8%5.3%3.5%4.7%6.0%5.0%4.8%
D/E0.00.30.20.70.50.80.4
Net D/E-0.00.30.10.50.40.70.4

Returns

WSTBDXATRBAXTFXAMCRMedian
NameWest Pha.Becton D.AptarGro.Baxter I.Teleflex Amcor  
1M Rtn-3.1%20.8%3.7%24.1%5.5%8.4%7.0%
3M Rtn15.4%26.8%12.8%52.2%5.7%22.2%18.8%
6M Rtn42.3%3.7%-4.9%44.7%32.1%-4.0%17.9%
12M Rtn41.0%21.0%-4.8%13.2%13.0%-0.9%13.1%
3Y Rtn-12.7%-13.1%12.1%-32.7%-38.2%13.1%-12.9%
1M Excs Rtn-6.5%14.5%0.1%19.1%1.3%3.9%2.6%
3M Excs Rtn9.8%22.3%8.1%51.6%1.1%15.8%12.8%
6M Excs Rtn28.5%-10.2%-17.0%9.2%16.8%-17.0%-0.5%
12M Excs Rtn23.7%0.7%-24.5%-7.2%-4.9%-20.2%-6.0%
3Y Excs Rtn-86.1%-86.0%-59.5%-106.0%-112.0%-60.9%-86.0%

Comparison Analyses

null

Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
Proprietary Products2,4922,3342,3972,4072,317
West Vantage582559552480515
Intersegment sales elimination   -0-0
Total3,0742,8932,9502,8872,832


Operating Income by Segment
$ Mil20252024202320222021
Proprietary Products657578710784796
West Vantage6372726067
Loss on disposal of plant00-1200
Amortization of acquisition-related intangible assets-0-1-1-1-1
Other-100  
Cost-method investment activity-40-4  
M&A activities, including SmartDose® 3.5mL sale-800  
Restructuring and other charges-23-22-24-2
Stock Based Compensation-24-19-23-24-38
Corporate general costs-74-59-68-59-63
Cost investment activity   -4-4
Asset impairment    -3
Total585570676734752


Assets by Segment
$ Mil20252024202320222021
Proprietary Products2,9872,6212,6292,5782,153
West Vantage718612528480444
Corporate and Unallocated565410673558718
Total4,2703,6433,8303,6173,314


Price Behavior

Price Behavior
Market Price$346.16 
Market Cap ($ Bil)24.5 
First Trading Date01/05/1988 
Distance from 52W High-5.3% 
   50 Days200 Days
DMA Price$344.26$287.77
DMA Trendupup
Distance from DMA0.6%20.3%
 3M1YR
Volatility26.6%33.9%
Downside Capture-29.2348.76
Upside Capture39.1477.25
Correlation (SPY)12.9%26.2%
WST Betas & Captures as of 7/31/2026

 1M2M3M6M1Y3Y
Beta0.130.180.210.560.660.65
Up Beta1.690.900.701.221.100.69
Down Beta0.140.670.350.710.320.55
Up Capture-70%-4%32%64%68%27%
Bmk +ve Days11223567138427
Stock +ve Days12253774130363
Down Capture5%-43%-35%-17%59%91%
Bmk -ve Days11212859114326
Stock -ve Days10182652120388

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with WST
WST45.0%33.9%1.13-
Sector ETF (XLV)30.2%15.5%1.4935.1%
Equity (SPY)22.2%12.8%1.2925.6%
Gold (GLD)29.6%28.5%0.904.8%
Commodities (DBC)36.9%20.1%1.45-6.5%
Real Estate (VNQ)15.2%13.9%0.7823.1%
Bitcoin (BTCUSD)-47.3%42.9%-1.3717.4%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with WST
WST-3.8%40.7%0.03-
Sector ETF (XLV)6.4%15.0%0.2440.0%
Equity (SPY)13.5%17.2%0.6137.0%
Gold (GLD)18.8%18.6%0.825.2%
Commodities (DBC)9.2%19.6%0.362.7%
Real Estate (VNQ)2.2%18.9%0.0131.8%
Bitcoin (BTCUSD)9.2%52.8%0.3618.0%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with WST
WST16.1%34.7%0.53-
Sector ETF (XLV)10.2%16.6%0.5045.1%
Equity (SPY)15.5%17.9%0.7342.1%
Gold (GLD)11.9%16.2%0.605.6%
Commodities (DBC)7.7%18.0%0.347.9%
Real Estate (VNQ)4.9%20.7%0.2031.8%
Bitcoin (BTCUSD)60.3%66.1%1.0012.4%

Smart multi-asset allocation framework can stack odds in your favor. Learn How

Short Interest

Short Interest: As Of Date7312026
Short Interest: Shares Quantity2.5 Mil
Short Interest: % Change Since 71520266.4%
Average Daily Volume1.0 Mil
Days-to-Cover Short Interest2.5 days
Basic Shares Quantity70.8 Mil
Short % of Basic Shares3.5%

Earnings Returns History

Updated 8/3/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/23/2026-0.8%-5.8% 
4/23/202612.9%7.7%15.3%
2/12/2026-1.0%-0.9%-4.3%
10/23/202510.9%2.8%-6.9%
7/24/202522.8%9.7%6.8%
4/24/2025-3.5%-3.1%-4.3%
2/13/2025-38.2%-36.8%-28.6%
10/24/202415.4%9.3%12.1%
...
SUMMARY STATS   
# Positive10109
# Negative141414
Median Positive8.5%7.5%9.3%
Median Negative-4.0%-5.2%-6.0%
Max Positive22.8%11.8%18.1%
Max Negative-38.2%-36.8%-28.6%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/23/2026-0.8%-5.8% 
4/23/202612.9%7.7%15.3%
2/12/2026-1.0%-0.9%-4.3%
10/23/202510.9%2.8%-6.9%
7/24/202522.8%9.7%6.8%
4/24/2025-3.5%-3.1%-4.3%
2/13/2025-38.2%-36.8%-28.6%
10/24/202415.4%9.3%12.1%
7/25/2024-14.4%-5.4%-7.1%
4/25/2024-4.5%-5.8%-14.8%
2/15/2024-14.1%-11.8%-5.0%
10/26/2023-8.6%-10.1%-1.3%
7/27/2023-6.5%-2.3%3.2%
4/27/2023-0.6%3.1%-4.8%
2/16/202314.5%11.8%18.1%
10/27/2022-13.0%-13.7%-10.8%
7/28/20226.1%7.2%-1.8%
4/28/2022-2.1%-4.2%-8.1%
2/17/20222.1%-0.2%9.3%
10/28/2021-0.0%4.0%4.2%
7/29/20215.4%11.5%16.3%
4/29/20210.7%2.0%7.0%
2/18/20210.9%-5.1%-8.5%
10/22/2020-1.8%-1.5%-1.1%
SUMMARY STATS   
# Positive10109
# Negative141414
Median Positive8.5%7.5%9.3%
Median Negative-4.0%-5.2%-6.0%
Max Positive22.8%11.8%18.1%
Max Negative-38.2%-36.8%-28.6%

SEC Filings

Expand for More
Report DateFiling DateFiling
06/30/202607/23/202610-Q
03/31/202604/23/202610-Q
12/31/202502/17/202610-K
09/30/202510/23/202510-Q
06/30/202507/24/202510-Q
03/31/202504/24/202510-Q
12/31/202402/18/202510-K
09/30/202410/24/202410-Q
06/30/202407/25/202410-Q
03/31/202404/25/202410-Q
12/31/202302/20/202410-K
09/30/202310/26/202310-Q
06/30/202307/27/202310-Q
03/31/202304/27/202310-Q
12/31/202202/21/202310-K
09/30/202210/27/202210-Q
Collapse to Preview
Report DateFiling DateFiling
06/30/202607/23/202610-Q
03/31/202604/23/202610-Q
12/31/202502/17/202610-K
09/30/202510/23/202510-Q
06/30/202507/24/202510-Q
03/31/202504/24/202510-Q
12/31/202402/18/202510-K
09/30/202410/24/202410-Q
06/30/202407/25/202410-Q
03/31/202404/25/202410-Q
12/31/202302/20/202410-K
09/30/202310/26/202310-Q
06/30/202307/27/202310-Q
03/31/202304/27/202310-Q
12/31/202202/21/202310-K
09/30/202210/27/202210-Q
06/30/202207/28/202210-Q
03/31/202204/28/202210-Q
12/31/202102/22/202210-K
09/30/202110/28/202110-Q
06/30/202107/30/202110-Q
03/31/202104/30/202110-Q
12/31/202002/23/202110-K
09/30/202010/23/202010-Q
06/30/202007/24/202010-Q
03/31/202004/24/202010-Q
12/31/201902/24/202010-K
09/30/201910/29/201910-Q

Recent Forward Guidance

Updated 7/24/2026

Latest: Q2 2026 Earnings Reported 7/23/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q3 2026 Revenue820.00 Mil827.50 Mil835.00 Mil   
Q3 2026 Adjusted-Diluted EPS2.142.192.24   
2026 Revenue3.35 Bil3.36 Bil3.38 Bil1.2% RaisedGuidance: 3.32 Bil for 2026
2026 Adjusted-Diluted EPS8.858.959.054.4% RaisedGuidance: 8.57 for 2026
2026 Capital Expenditures250.00 Mil262.50 Mil275.00 Mil0 AffirmedGuidance: 262.50 Mil for 2026

Prior: Q1 2026 Earnings Reported 4/23/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q2 2026 Revenue830.00 Mil840.00 Mil850.00 Mil   
Q2 2026 Adjusted-diluted EPS2.052.082.12   
2026 Revenue3.29 Bil3.32 Bil3.35 Bil2.4% RaisedGuidance: 3.25 Bil for 2026
2026 Adjusted-diluted EPS8.48.578.756.9% RaisedGuidance: 8.03 for 2026
2026 Capital Expenditures250.00 Mil262.50 Mil275.00 Mil0 AffirmedGuidance: 262.50 Mil for 2026

Q4 2025 Earnings Reported 2/12/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q1 2026 Revenue770.00 Mil780.00 Mil790.00 Mil-1.9% Lower NewActual: 795.00 Mil for Q4 2025
Q1 2026 Adjusted-diluted EPS1.651.681.7-8.7% Lower NewActual: 1.83 for Q4 2025
2026 Revenue3.21 Bil3.25 Bil3.27 Bil5.9% Higher NewActual: 3.06 Bil for 2025
2026 Adjusted-diluted EPS7.858.038.213.3% Higher NewActual: 7.08 for 2025
2026 Capital Expenditures250.00 Mil262.50 Mil275.00 Mil-4.5% Lower NewActual: 275.00 Mil for 2025

Q3 2025 Earnings Reported 10/23/2025

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
Q4 2025 Revenue790.00 Mil795.00 Mil800.00 Mil   
Q4 2025 Adjusted-diluted EPS1.811.831.86   
2025 Revenue3.06 Bil3.06 Bil3.07 Bil0.5% RaisedGuidance: 3.05 Bil for 2025
2025 Adjusted-diluted EPS7.067.087.115.0% RaisedGuidance: 6.75 for 2025
2025 Capital Expenditures 275.00 Mil 0 AffirmedGuidance: 275.00 Mil for 2025

Insider Activity

Updated 8/12/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Favorite, Annette FSr. VP & Chief HR OfficerDirectSell4292026305.202,817859,7535,136,086Form
2Winters, ChadVP, Chief Accounting OfficerDirectSell4292026300.67896269,399457,861Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Favorite, Annette FSr. VP & Chief HR OfficerDirectSell4292026305.202,817859,7535,136,086Form
2Winters, ChadVP, Chief Accounting OfficerDirectSell4292026300.67896269,399457,861Form

Investor Activity (13F)

Updated Aug 14, 2026
13F holdings as of Mar 31, 2026 (Q1 2026)

Active managers (13F portfolio over $250M, at least 3 holdings) with a position over $5M that is either over 10% of their portfolio or held in a concentrated book of 50 or fewer total positions. Index/ETF, sovereign, bank, community-bank and charitable/donor-advised filers are excluded.

Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Seilern Investment Management Ltd$56.6 Mil6.8%24TRIM -18.8%13F
Generation Investment Management LLP$562.4 Mil5.0%29ADD +43.7%13F
Longview Partners (Guernsey) LTD$329.7 Mil4.7%25ADD +16.3%13F
Local Pensions Partnership Investment Ltd$30.3 Mil0.7%32Hold13F
Gates Foundation Trust$111.4 Mil0.4%22Hold13F
Unisphere Establishment$7.4 Mil0.1%50Hold13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Generation Investment Management LLP$562.4 Mil5.0%29ADD +43.7%13F
Longview Partners (Guernsey) LTD$329.7 Mil4.7%25ADD +16.3%13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Seilern Investment Management Ltd$56.6 Mil6.8%24TRIM -18.8%13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Generation Investment Management LLP$562.4 Mil5.0%29ADD +43.7%13F
Longview Partners (Guernsey) LTD$329.7 Mil4.7%25ADD +16.3%13F
Gates Foundation Trust$111.4 Mil0.4%22Hold13F
Seilern Investment Management Ltd$56.6 Mil6.8%24TRIM -18.8%13F
Local Pensions Partnership Investment Ltd$30.3 Mil0.7%32Hold13F
Unisphere Establishment$7.4 Mil0.1%50Hold13F
Core Cache Last Updated: 8/13/2026