IMO vs. VLO
IMO (Imperial Oil Limited) and VLO (Valero Energy Corporation) are both stocks. Both are in the Energy sector — IMO in Oil & Gas Integrated, VLO in Oil & Gas Refining & Marketing. Over the past 10 years, IMO returned 17.61%/yr vs 22.25%/yr for VLO. At a 0.38 correlation, their price movements are largely independent.
Performance
IMO vs. VLO - Performance Comparison
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Returns By Period
In the year-to-date period, IMO achieves a 41.99% return, which is significantly lower than VLO's 60.63% return. Over the past 10 years, IMO has underperformed VLO with an annualized return of 17.61%, while VLO has yielded a comparatively higher 22.25% annualized return.
IMO
- 1D
- 0.26%
- 1M
- -7.93%
- YTD
- 41.99%
- 6M
- 33.35%
- 1Y
- 51.33%
- 3Y*
- 37.72%
- 5Y*
- 32.35%
- 10Y*
- 17.61%
VLO
- 1D
- 1.20%
- 1M
- 6.18%
- YTD
- 60.63%
- 6M
- 55.37%
- 1Y
- 97.81%
- 3Y*
- 35.62%
- 5Y*
- 30.28%
- 10Y*
- 22.25%
IMO vs. VLO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IMO Imperial Oil Limited | 41.99% | 43.85% | 10.47% | 20.89% | 38.00% | 95.29% | -25.37% | 7.16% | -17.21% | -8.36% |
VLO Valero Energy Corporation | 60.63% | 36.97% | -2.96% | 5.86% | 74.95% | 40.25% | -35.69% | 30.27% | -15.73% | 38.66% |
Correlation
The correlation between IMO and VLO is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.51 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.50 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.58 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.55 |
Correlation (All Time) Calculated using the full available price history since Jul 16, 1986 | 0.38 |
The correlation between IMO and VLO shifts across timeframes, from 0.38 (all time) to 0.58 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
IMO:
$58.80B
VLO:
$77.08B
IMO:
$5.87
VLO:
$13.77
IMO:
20.67
VLO:
18.79
IMO:
0.45
VLO:
0.07
IMO:
1.30
VLO:
0.63
IMO:
2.58
VLO:
2.86
IMO:
$46.55B
VLO:
$126.17B
IMO:
$7.69B
VLO:
$12.45B
IMO:
$6.36B
VLO:
$9.02B
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Return for Risk
IMO vs. VLO — Risk / Return Rank
IMO
VLO
IMO vs. VLO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Imperial Oil Limited (IMO) and Valero Energy Corporation (VLO). 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.
| IMO | VLO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.75 | ||
| Sortino ratioReturn per unit of downside risk | -0.75 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.43 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 3.47 | 7.00 | -3.53 |
| Martin ratioReturn relative to average drawdown | 10.04 | 17.41 | -7.36 |
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Drawdowns
IMO vs. VLO - Drawdown Comparison
The maximum IMO drawdown since its inception was -84.82%, roughly equal to the maximum VLO drawdown of -87.50%. Use the drawdown chart below to compare losses from any high point for IMO and VLO.
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Drawdown Indicators
| IMO | VLO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.82% | -87.50% | +2.68% |
Max Drawdown (1Y)Largest decline over 1 year | -16.51% | -14.19% | -2.32% |
Max Drawdown (3Y)Largest decline over 3 years | -22.95% | -41.22% | +18.27% |
Max Drawdown (5Y)Largest decline over 5 years | -29.72% | -41.22% | +11.50% |
Max Drawdown (10Y)Largest decline over 10 years | -76.96% | -71.88% | -5.08% |
Current DrawdownCurrent decline from peak | -11.88% | -1.06% | -10.82% |
Average DrawdownAverage peak-to-trough decline | -21.19% | -34.25% | +13.06% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.69% | 5.69% | 0.00% |
Volatility
IMO vs. VLO - Volatility Comparison
Imperial Oil Limited (IMO) and Valero Energy Corporation (VLO) have volatilities of 9.97% and 9.80%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IMO | VLO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.97% | 9.80% | +0.17% |
Volatility (6M)Calculated over the trailing 6-month period | 22.21% | 27.42% | -5.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 27.31% | 34.83% | -7.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 32.66% | 36.92% | -4.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 35.55% | 40.36% | -4.81% |
Dividends
IMO vs. VLO - Dividend Comparison
IMO's dividend yield for the trailing twelve months is around 1.90%, more than VLO's 1.80% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IMO Imperial Oil Limited | 1.90% | 2.40% | 2.84% | 2.73% | 2.30% | 2.28% | 3.50% | 2.41% | 2.36% | 2.02% | 1.70% | 1.66% |
VLO Valero Energy Corporation | 1.80% | 2.78% | 3.49% | 3.14% | 3.09% | 5.22% | 6.93% | 3.84% | 4.27% | 2.34% | 3.51% | 2.40% |
Financials
IMO vs. VLO - Financials Comparison
This section allows you to compare key financial metrics between Imperial Oil Limited and Valero Energy 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
IMO vs. VLO - Profitability Comparison
IMO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Imperial Oil Limited reported a gross profit of 2.51B and revenue of 12.45B. Therefore, the gross margin over that period was 20.2%.
VLO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Valero Energy Corporation reported a gross profit of 6.20B and revenue of 32.38B. Therefore, the gross margin over that period was 19.1%.
IMO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Imperial Oil Limited reported an operating income of 1.23B and revenue of 12.45B, resulting in an operating margin of 9.9%.
VLO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Valero Energy Corporation reported an operating income of 1.73B and revenue of 32.38B, resulting in an operating margin of 5.4%.
IMO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Imperial Oil Limited reported a net income of 940.00M and revenue of 12.45B, resulting in a net margin of 7.6%.
VLO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Valero Energy Corporation reported a net income of 1.26B and revenue of 32.38B, resulting in a net margin of 3.9%.
Frequently Asked Questions
IMO and VLO have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IMO has higher volatility (9.97%) compared to VLO (9.80%). In terms of maximum drawdown, IMO dropped -84.82% vs VLO's -87.50%.
VLO currently has the higher Sharpe Ratio (2.85 vs 2.10), 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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