WST vs. OXY
WST (West Pharmaceutical Services, Inc.) and OXY (Occidental Petroleum Corporation) are both stocks. WST operates in Medical Instruments & Supplies (Healthcare), while OXY operates in Oil & Gas E&P (Energy). Over the past 10 years, WST returned 15.72%/yr vs 0.47%/yr for OXY. At a 0.17 correlation, their price movements are largely independent.
Performance
WST vs. OXY - Performance Comparison
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Returns By Period
In the year-to-date period, WST achieves a 13.65% return, which is significantly lower than OXY's 44.38% return. Over the past 10 years, WST has outperformed OXY with an annualized return of 15.72%, while OXY has yielded a comparatively lower 0.47% annualized return.
WST
- 1D
- -1.31%
- 1M
- 3.82%
- YTD
- 13.65%
- 6M
- 14.53%
- 1Y
- 49.58%
- 3Y*
- -2.89%
- 5Y*
- -1.01%
- 10Y*
- 15.72%
OXY
- 1D
- 0.29%
- 1M
- 0.65%
- YTD
- 44.38%
- 6M
- 42.25%
- 1Y
- 45.68%
- 3Y*
- 1.39%
- 5Y*
- 16.56%
- 10Y*
- 0.47%
WST vs. OXY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WST West Pharmaceutical Services, Inc. | 13.65% | -15.73% | -6.75% | 49.97% | -49.70% | 65.88% | 89.05% | 54.13% | -0.08% | 17.02% |
OXY Occidental Petroleum Corporation | 44.38% | -14.95% | -15.91% | -4.08% | 119.10% | 67.71% | -56.63% | -28.28% | -13.05% | 8.49% |
Correlation
The correlation between WST and OXY is 0.00, 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 | 0.00 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.11 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jan 6, 1988 | 0.17 |
The correlation between WST and OXY shifts across timeframes, from 0.00 (1 year) to 0.17 (all time), reflecting how their relationship changes across market environments.
Fundamentals
WST:
$7.47
OXY:
$6.02
WST:
41.79
OXY:
9.82
WST:
7.04
OXY:
1.92
WST:
$3.22B
OXY:
$23.18B
WST:
$1.17B
OXY:
$5.46B
WST:
$799.00M
OXY:
$14.13B
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Return for Risk
WST vs. OXY — Risk / Return Rank
WST
OXY
WST vs. OXY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for West Pharmaceutical Services, Inc. (WST) and Occidental Petroleum Corporation (OXY). 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.
| WST | OXY | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.21 | 1.33 | -0.12 |
Sortino ratioReturn per unit of downside risk | 2.25 | 1.88 | +0.38 |
Omega ratioGain probability vs. loss probability | 1.27 | 1.24 | +0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.96 | 2.41 | -0.44 |
Martin ratioReturn relative to average drawdown | 3.94 | 5.06 | -1.12 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| WST | OXY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.21 | 1.33 | -0.12 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.03 | 0.42 | -0.45 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.46 | 0.01 | +0.45 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.39 | 0.20 | +0.19 |
Drawdowns
WST vs. OXY - Drawdown Comparison
The maximum WST drawdown since its inception was -59.29%, smaller than the maximum OXY drawdown of -88.45%. Use the drawdown chart below to compare losses from any high point for WST and OXY.
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Drawdown Indicators
| WST | OXY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.29% | -88.45% | +29.16% |
Max Drawdown (1Y)Largest decline over 1 year | -24.70% | -19.94% | -4.76% |
Max Drawdown (3Y)Largest decline over 3 years | -53.79% | -46.94% | -6.85% |
Max Drawdown (5Y)Largest decline over 5 years | -59.29% | -50.77% | -8.52% |
Max Drawdown (10Y)Largest decline over 10 years | -59.29% | -88.39% | +29.10% |
Current DrawdownCurrent decline from peak | -32.97% | -17.98% | -14.99% |
Average DrawdownAverage peak-to-trough decline | -16.88% | -20.15% | +3.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.32% | 9.50% | +2.82% |
Volatility
WST vs. OXY - Volatility Comparison
The current volatility for West Pharmaceutical Services, Inc. (WST) is 8.65%, while Occidental Petroleum Corporation (OXY) has a volatility of 12.60%. This indicates that WST experiences smaller price fluctuations and is considered to be less risky than OXY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WST | OXY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.65% | 12.60% | -3.95% |
Volatility (6M)Calculated over the trailing 6-month period | 25.52% | 27.11% | -1.59% |
Volatility (1Y)Calculated over the trailing 1-year period | 41.28% | 34.59% | +6.69% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 40.56% | 39.54% | +1.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.63% | 48.76% | -14.13% |
Dividends
WST vs. OXY - Dividend Comparison
WST's dividend yield for the trailing twelve months is around 0.28%, less than OXY's 1.66% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OXY Occidental Petroleum Corporation | 1.66% | 2.33% | 1.78% | 1.21% | 0.83% | 0.14% | 4.74% | 7.62% | 5.05% | 4.15% | 4.24% | 4.39% |
WST West Pharmaceutical Services, Inc. | 0.28% | 0.31% | 0.25% | 0.22% | 0.31% | 0.15% | 0.23% | 0.41% | 0.58% | 0.54% | 0.58% | 0.75% |
Financials
WST vs. OXY - Financials Comparison
This section allows you to compare key financial metrics between West Pharmaceutical Services, Inc. and Occidental Petroleum 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. OXY - 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%.
OXY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Occidental Petroleum Corporation reported a gross profit of 0.00 and revenue of 5.23B. Therefore, the gross margin over that period was 0.0%.
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%.
OXY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Occidental Petroleum Corporation reported an operating income of 236.00M and revenue of 5.23B, resulting in an operating margin of 4.5%.
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%.
OXY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Occidental Petroleum Corporation reported a net income of 3.18B and revenue of 5.23B, resulting in a net margin of 60.7%.
Frequently Asked Questions
WST and OXY have a correlation of 0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OXY has higher volatility (12.60%) compared to WST (8.65%). In terms of maximum drawdown, WST dropped -59.29% vs OXY's -88.45%.
OXY currently has the higher Sharpe Ratio (1.33 vs 1.21), 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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