WhichIndex

Which indexes is West Pharmaceutical Services in?

West Pharmaceutical Services is in 2 of the 57 indexes we track. Its largest weight is 0.06% (estimated from market cap) in the NYSE Composite, where it ranks #343 of 1865.

Ticker
WST (NYSE)
Country
United States
Sector
Health Care
Size
Large cap (market cap $10–200 billion; exact figure in the ranking)
Data as of
16 Oct 2026

Member of 2 indexes

West Pharmaceutical Services's index memberships
IndexWeight %RankIndex size
NYSE Composite0.06 (est.)3431865
S&P 5000.04356502

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

West Pharmaceutical Services across every index we track

Lit tiles are the indexes West Pharmaceutical Services belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below West Pharmaceutical Services in each index
IndexRanked aboveRanked below
NYSE CompositeW. R. Berkley Corporation (0.06%)Williams-Sonoma, Inc. (0.06%)
S&P 500Vici Properties (0.04%)Williams-Sonoma, Inc. (0.04%)

Not in

Among the indexes we track for United States.