West Pharmaceutical ServicesWST
NYSE · USA · Segment 4 of 8 in the Medicine, pharma & life science value chain: CDMO & pharma manufacturing
Stoppers, syringe components and the rest of the packaging that goes around an injectable drug. West also builds the injection and delivery systems themselves, including for biologics.
CDMO & pharma manufacturing: Contract development and manufacturing of medicines, the industrial backbone behind the drugs.
Key metrics
Market cap
$24.8B
Price
$353.32
Today
+0.1%
Return YTD
+28.3%
Return 1Y
+45.5%
P/E
43.9
P/S
7.5
P/B
8.3
Data as of 2026-08-25 · updates daily after U.S. close
Theme exposure
In the value chain
Products & services
- Packaging components
- Injection systems
- Drug delivery
Competitors
- Gerresheimer
- Stevanato
- AptarGroup
Risks
- Customer inventory cycles
- Dependence on biologics volume
Supply chain
Supplies →
Same segment: CDMO & pharma manufacturing
Compare WST
See where West Pharmaceutical Services sits in the full Medicine, pharma & life science map: every segment from upstream suppliers to end markets, with daily metrics.Open the Life science value chain →