E vs. VLO
E (Eni S.p.A.) and VLO (Valero Energy Corporation) are both stocks. Both are in the Energy sector — E in Oil & Gas Integrated, VLO in Oil & Gas Refining & Marketing. Over the past 10 years, E returned 12.46%/yr vs 22.25%/yr for VLO. At a 0.40 correlation, their price movements are largely independent.
Performance
E vs. VLO - Performance Comparison
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Returns By Period
In the year-to-date period, E achieves a 44.27% return, which is significantly lower than VLO's 60.63% return. Over the past 10 years, E has underperformed VLO with an annualized return of 12.46%, while VLO has yielded a comparatively higher 22.25% annualized return.
E
- 1D
- -1.04%
- 1M
- -2.55%
- YTD
- 44.27%
- 6M
- 45.57%
- 1Y
- 75.29%
- 3Y*
- 32.48%
- 5Y*
- 23.85%
- 10Y*
- 12.46%
VLO
- 1D
- 1.20%
- 1M
- 6.47%
- YTD
- 60.63%
- 6M
- 55.37%
- 1Y
- 98.72%
- 3Y*
- 35.62%
- 5Y*
- 30.28%
- 10Y*
- 22.25%
E vs. VLO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
E Eni S.p.A. | 44.27% | 48.40% | -13.95% | 26.73% | 10.92% | 43.12% | -28.73% | 4.29% | -0.98% | 7.27% |
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 E and VLO is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.36 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.47 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.49 |
Correlation (All Time) Calculated using the full available price history since Nov 28, 1995 | 0.40 |
The correlation between E and VLO shifts across timeframes, from 0.36 (3 years) to 0.49 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
E:
$80.49B
VLO:
$77.08B
E:
€1.65
VLO:
$13.77
E:
28.11
VLO:
18.79
E:
2.64
VLO:
0.07
E:
0.89
VLO:
0.63
E:
1.41
VLO:
2.86
E:
€79.65B
VLO:
$126.17B
E:
€2.60B
VLO:
$12.45B
E:
€15.30B
VLO:
$9.02B
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Return for Risk
E vs. VLO — Risk / Return Rank
E
VLO
E vs. VLO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Eni S.p.A. (E) 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.
| E | VLO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.49 | ||
| Sortino ratioReturn per unit of downside risk | +0.51 | ||
| Omega ratioGain probability vs. loss probability | 1.53 | 1.43 | +0.10 |
| Calmar ratioReturn relative to maximum drawdown | 8.14 | 7.00 | +1.14 |
| Martin ratioReturn relative to average drawdown | 26.54 | 17.41 | +9.13 |
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Drawdowns
E vs. VLO - Drawdown Comparison
The maximum E drawdown since its inception was -70.53%, smaller than the maximum VLO drawdown of -87.50%. Use the drawdown chart below to compare losses from any high point for E and VLO.
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Drawdown Indicators
| E | VLO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -70.53% | -87.50% | +16.97% |
Max Drawdown (1Y)Largest decline over 1 year | -9.30% | -14.19% | +4.89% |
Max Drawdown (3Y)Largest decline over 3 years | -20.13% | -41.22% | +21.09% |
Max Drawdown (5Y)Largest decline over 5 years | -33.71% | -41.22% | +7.51% |
Max Drawdown (10Y)Largest decline over 10 years | -61.59% | -71.88% | +10.29% |
Current DrawdownCurrent decline from peak | -6.08% | -1.06% | -5.02% |
Average DrawdownAverage peak-to-trough decline | -23.07% | -34.25% | +11.18% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.85% | 5.69% | -2.84% |
Volatility
E vs. VLO - Volatility Comparison
The current volatility for Eni S.p.A. (E) is 6.01%, while Valero Energy Corporation (VLO) has a volatility of 9.80%. This indicates that E experiences smaller price fluctuations and is considered to be less risky than VLO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| E | VLO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.01% | 9.80% | -3.79% |
Volatility (6M)Calculated over the trailing 6-month period | 19.56% | 27.42% | -7.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.72% | 34.83% | -12.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 25.04% | 36.92% | -11.88% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.30% | 40.36% | -12.06% |
Dividends
E vs. VLO - Dividend Comparison
E's dividend yield for the trailing twelve months is around 4.50%, more than VLO's 1.80% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
E Eni S.p.A. | 4.50% | 5.88% | 7.69% | 5.74% | 6.38% | 5.79% | 5.91% | 6.11% | 5.15% | 3.96% | 3.98% | 5.14% |
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
E vs. VLO - Financials Comparison
This section allows you to compare key financial metrics between Eni S.p.A. 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
E vs. VLO - Profitability Comparison
E - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Eni S.p.A. reported a gross profit of 1.20B and revenue of 20.07B. Therefore, the gross margin over that period was 6.0%.
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%.
E - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Eni S.p.A. reported an operating income of 1.47B and revenue of 20.07B, resulting in an operating margin of 7.3%.
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%.
E - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Eni S.p.A. reported a net income of 1.09B and revenue of 20.07B, resulting in a net margin of 5.4%.
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
E and VLO have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VLO has higher volatility (9.80%) compared to E (6.01%). In terms of maximum drawdown, E dropped -70.53% vs VLO's -87.50%.
E currently has the higher Sharpe Ratio (3.34 vs 2.85), 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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