WST vs. XOM
WST (West Pharmaceutical Services, Inc.) and XOM (Exxon Mobil Corporation) are both stocks. WST operates in Medical Instruments & Supplies (Healthcare), while XOM operates in Oil & Gas Integrated (Energy). Over the past 10 years, WST returned 16.30%/yr vs 9.64%/yr for XOM. At a 0.19 correlation, their price movements are largely independent.
Performance
WST vs. XOM - Performance Comparison
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Returns By Period
In the year-to-date period, WST achieves a 19.71% return, which is significantly lower than XOM's 23.81% return. Over the past 10 years, WST has outperformed XOM with an annualized return of 16.30%, while XOM has yielded a comparatively lower 9.64% annualized return.
WST
- 1D
- -0.46%
- 1M
- 8.74%
- YTD
- 19.71%
- 6M
- 23.10%
- 1Y
- 46.68%
- 3Y*
- -2.51%
- 5Y*
- -0.72%
- 10Y*
- 16.30%
XOM
- 1D
- 0.28%
- 1M
- -2.35%
- YTD
- 23.81%
- 6M
- 25.40%
- 1Y
- 38.24%
- 3Y*
- 15.15%
- 5Y*
- 23.23%
- 10Y*
- 9.64%
WST vs. XOM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WST West Pharmaceutical Services, Inc. | 19.71% | -15.73% | -6.75% | 49.97% | -49.70% | 65.88% | 89.05% | 54.13% | -0.08% | 17.02% |
XOM Exxon Mobil Corporation | 23.81% | 15.98% | 11.26% | -6.26% | 87.41% | 57.58% | -36.21% | 7.23% | -15.09% | -3.81% |
Correlation
The correlation between WST and XOM is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.04 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.08 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jan 5, 1988 | 0.19 |
The correlation between WST and XOM shifts across timeframes, from 0.04 (1 year) to 0.19 (all time), reflecting how their relationship changes across market environments.
Fundamentals
WST:
$23.81B
XOM:
$614.94B
WST:
$7.47
XOM:
$5.93
WST:
44.02
XOM:
24.80
WST:
7.42
XOM:
1.93
WST:
7.96
XOM:
2.42
WST:
$3.22B
XOM:
$326.01B
WST:
$1.17B
XOM:
$83.11B
WST:
$799.00M
XOM:
$60.44B
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Return for Risk
WST vs. XOM — Risk / Return Rank
WST
XOM
WST vs. XOM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for West Pharmaceutical Services, Inc. (WST) and Exxon Mobil Corporation (XOM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| WST | XOM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.43 | ||
| Sortino ratioReturn per unit of downside risk | +0.07 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.26 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 1.90 | 2.45 | -0.55 |
| Martin ratioReturn relative to average drawdown | 3.81 | 6.56 | -2.76 |
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Drawdowns
WST vs. XOM - Drawdown Comparison
The maximum WST drawdown since its inception was -59.29%, roughly equal to the maximum XOM drawdown of -62.40%. Use the drawdown chart below to compare losses from any high point for WST and XOM.
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Drawdown Indicators
| WST | XOM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.29% | -62.40% | +3.11% |
Max Drawdown (1Y)Largest decline over 1 year | -24.70% | -15.69% | -9.01% |
Max Drawdown (3Y)Largest decline over 3 years | -53.79% | -18.92% | -34.87% |
Max Drawdown (5Y)Largest decline over 5 years | -59.29% | -20.51% | -38.78% |
Max Drawdown (10Y)Largest decline over 10 years | -59.29% | -61.34% | +2.05% |
Current DrawdownCurrent decline from peak | -29.39% | -13.68% | -15.71% |
Average DrawdownAverage peak-to-trough decline | -16.89% | -10.20% | -6.69% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.30% | 5.84% | +6.46% |
Volatility
WST vs. XOM - Volatility Comparison
The current volatility for West Pharmaceutical Services, Inc. (WST) is 7.48%, while Exxon Mobil Corporation (XOM) has a volatility of 9.08%. This indicates that WST experiences smaller price fluctuations and is considered to be less risky than XOM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WST | XOM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.48% | 9.08% | -1.60% |
Volatility (6M)Calculated over the trailing 6-month period | 25.29% | 20.51% | +4.78% |
Volatility (1Y)Calculated over the trailing 1-year period | 41.32% | 24.51% | +16.81% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 40.59% | 26.77% | +13.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.65% | 28.20% | +6.45% |
Dividends
WST vs. XOM - Dividend Comparison
WST's dividend yield for the trailing twelve months is around 0.26%, less than XOM's 2.78% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
WST West Pharmaceutical Services, Inc. | 0.26% | 0.31% | 0.25% | 0.22% | 0.31% | 0.15% | 0.23% | 0.41% | 0.58% | 0.54% | 0.58% | 0.75% |
XOM Exxon Mobil Corporation | 2.78% | 3.32% | 3.57% | 3.68% | 3.22% | 5.70% | 8.44% | 4.92% | 4.74% | 3.66% | 3.30% | 3.69% |
Financials
WST vs. XOM - Financials Comparison
This section allows you to compare key financial metrics between West Pharmaceutical Services, Inc. and Exxon Mobil Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
WST vs. XOM - Profitability Comparison
WST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, West Pharmaceutical Services, Inc. reported a gross profit of 296.40M and revenue of 844.90M. Therefore, the gross margin over that period was 35.1%.
XOM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported a gross profit of 31.36B and revenue of 83.16B. Therefore, the gross margin over that period was 37.7%.
WST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, West Pharmaceutical Services, Inc. reported an operating income of 177.10M and revenue of 844.90M, resulting in an operating margin of 21.0%.
XOM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported an operating income of 5.29B and revenue of 83.16B, resulting in an operating margin of 6.4%.
WST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, West Pharmaceutical Services, Inc. reported a net income of 138.80M and revenue of 844.90M, resulting in a net margin of 16.4%.
XOM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Exxon Mobil Corporation reported a net income of 4.18B and revenue of 83.16B, resulting in a net margin of 5.0%.
Frequently Asked Questions
WST and XOM have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
XOM has higher volatility (9.08%) compared to WST (7.48%). In terms of maximum drawdown, WST dropped -59.29% vs XOM's -62.40%.
XOM currently has the higher Sharpe Ratio (1.57 vs 1.14), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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