West Pharmaceutical Services (BSP:W2ST34) Short Interest

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

BSP:W2ST34 West Pharmaceutical Services Inc BSP:W2ST34
89 GF Score
Price R$52.60
GF Value R$50.71
Valuation Fairly Valued
! 9 Warning Signs
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What is West Pharmaceutical Services Short Interest?

Short Interest can be expressed as a percentage by dividing the number of shares sold short by the total number of outstanding shares.

Due to the license agreement change with our data vendor, Short Interest related data on GuruFocus will no longer be updated. Existing data will remain as-is, while new data will not be available, except for certain Australian and Canadian stocks.

BSP:W2ST34 vs RMD, MDLN, COO: Short Interest Comparison

For the Medical Instruments & Supplies subindustry, West Pharmaceutical Services's Short Interest, along with its competitors' market caps and Short Interest data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

West Pharmaceutical Services Short Interest vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, West Pharmaceutical Services's Short Interest distribution charts can be found below:

* The bar in red indicates where West Pharmaceutical Services's Short Interest falls into.


BSP:W2ST34
89GF Score
West Pharmaceutical Services Inc BSP:W2ST34
Short Interest is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is West Pharmaceutical Services (BSP:W2ST34) Overvalued in 2026?

Based on GuruFocus' analysis, West Pharmaceutical Services stock appears to be overvalued. The current stock price of R$52.60 is trading 3.7% above its estimated GF Value™ of R$50.71. GuruFocus considers West Pharmaceutical Services to be Fairly Valued.

Key valuation signals for BSP:W2ST34:

  • Short Interest:
  • GF Value™: R$50.71 vs. price of R$52.60 (3.7% above fair value)
  • GF Score™: 89/100 with 9 warning signs

No single metric tells the full story. See the BSP:W2ST34 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

West Pharmaceutical Services Business Description

Address 530 Herman O. West Drive, Exton, PA, USA, 19341-1147
West Pharmaceutical Services is based in Pennsylvania and is a key supplier to firms in the pharmaceutical, biotechnology, and generic drug industries. West sells elastomer-based packaging components (including stoppers, seals, and plungers), nonglass containment solutions, and auto-injectors for injectable drugs, which include large-molecule biologics, peptides such as GLP-1 receptor agonists, and small-molecule drugs. The company reports in two segments: proprietary products (about 80% of total revenue) and contract-manufactured products (about 20% of total revenue). It generates approximately 55% of its revenue from international markets and 45% from the United States.
89GF Score

Get the complete analysis for BSP:W2ST34

Short Interest is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

R$52.60
Price
R$50.71
GF Value