Stocks / WST
WST stock forecast
WEST PHARMACEUTICAL SERVICES INC · Healthcare · Medical Instruments & Supplies
The model's rating
Greatly Underperform
WST is rated Greatly Underperform as of September 29, 2026: its medium-term return forecast is in the bottom fifth of the stocks the model scores.
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WST is not among the 20 largest holdings published for 2026 Q4. See the portfolio
WST against the S&P 500
| Period | WST | S&P 500 (SPY) |
|---|---|---|
| 1 month | +8.7% | -0.3% |
| 3 months | +1.6% | +2.5% |
| Year to date | +35.1% | +12.7% |
| 1 year | +41.8% | +15.7% |
Total return, dividends included.
Key numbers
| Price | $370.76 |
| Market cap | 26.09 Billion |
| P/E (trailing 12 months) | 47.1 |
| P/S (trailing 12 months) | 7.8 |
| P/B (latest quarter) | 8.4 |
| Gross margin | 36.8% |
| Net profit margin | 17.0% |
| Return on equity | 18.5% |
| Beta | 0.6 |
As of July 23, 2026.
WST and its closest peers
| Stock | Company | Market cap | Model rating | |
|---|---|---|---|---|
| RMD | RESMED INC | 31.89 Billion | Underperform | RMD vs WST |
| BAX | BAXTER INTERNATIONAL INC | 12.41 Billion | Greatly Outperform | WST vs BAX |
| COO | COOPER COMPANIES INC | 10.75 Billion | Underperform | WST vs COO |
| BDX | BECTON DICKINSON & CO | 48.76 Billion | Underperform | BDX vs WST |
| ISRG | INTUITIVE SURGICAL INC | 143.65 Billion | Outperform | ISRG vs WST |
Questions
What does the Upfront Investment model say about WST?
The model rates WEST PHARMACEUTICAL SERVICES INC (WST) "Greatly Underperform" as of September 29, 2026, which means its medium-term return forecast is in the bottom fifth of the stocks the model scores. The rating is a statistical forecast, not a recommendation to buy or sell.
How is the WST rating produced?
A machine-learning model forecasts each stock's return over the coming months and ranks the forecasts against each other. The label says where this stock's forecast falls in that ranking. It is refreshed whenever the model's data updates, normally every trading day.
Is WST in the Upfront Investment model portfolio?
WST is not among the 20 largest holdings published for 2026 Q4.
The rating is the output of a statistical model and can be wrong. It is not investment advice and takes no account of your circumstances. Past performance does not guarantee future results.