IBDRY vs. VST
IBDRY (Iberdrola SA) and VST (Vistra Corp.) are both stocks. Both are in the Utilities sector — IBDRY in Utilities - Diversified, VST in Utilities - Independent Power Producers. Over the past 5 years, IBDRY returned 20.48%/yr vs 53.38%/yr for VST. Their 0.18 correlation means their historical movements had little consistent relationship.
Performance
IBDRY vs. VST - Performance Comparison
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Returns By Period
In the year-to-date period, IBDRY achieves a 16.70% return, which is significantly higher than VST's -7.89% return.
IBDRY
- 1D
- 0.61%
- 1M
- 1.15%
- 6M
- 10.10%
- YTD
- 16.70%
- 1Y
- 42.81%
- 3Y*
- 31.73%
- 5Y*
- 20.48%
- 10Y*
- 18.92%
- ALL TIME*
- 8.27%
VST
- 1D
- -0.29%
- 1M
- -1.89%
- 6M
- -6.16%
- YTD
- -7.89%
- 1Y
- -28.40%
- 3Y*
- 76.26%
- 5Y*
- 53.38%
- 10Y*
- —
- ALL TIME*
- 29.83%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
IBDRY Iberdrola SA | $5.59M | $6.21M | $8.54M |
VST Vistra Corp. | $607.28M | $633.08M | $737.36M |
IBDRY vs. VST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IBDRY Iberdrola SA | 16.70% | 65.75% | 10.02% | 17.36% | 3.59% | -15.13% | 44.34% | 33.28% | 7.72% | 27.83% |
VST Vistra Corp. | -7.89% | 17.66% | 261.52% | 70.73% | 5.08% | 19.57% | -11.87% | 2.46% | 24.95% | 18.19% |
Correlation
The correlation between IBDRY and VST is 0.05, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.05 |
Correlation (3Y) Balances recent behavior with more history. | 0.09 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.19 |
Correlation (All Time) Calculated using the full available price history since Oct 4, 2016 | 0.18 |
The correlation between IBDRY and VST shifts across timeframes, from 0.05 (1 year) to 0.19 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
IBDRY:
$154.47B
VST:
$49.97B
IBDRY:
€4.30
VST:
$9.68
IBDRY:
19.27
VST:
15.31
IBDRY:
1.59
VST:
0.35
IBDRY:
3.01
VST:
1.95
IBDRY:
€45.14B
VST:
$17.20B
IBDRY:
€17.31B
VST:
$1.12B
IBDRY:
€18.21B
VST:
$4.34B
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Return for Risk
IBDRY vs. VST — Risk / Return Rank
IBDRY
VST
IBDRY vs. VST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Iberdrola SA (IBDRY) and Vistra Corp. (VST). 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.
| IBDRY | VST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.13 | ||
| Sortino ratioReturn per unit of downside risk | +3.89 | ||
| Omega ratioGain probability vs. loss probability | 1.44 | 0.93 | +0.51 |
| Calmar ratioReturn relative to maximum drawdown | 4.77 | -0.75 | +5.52 |
| Martin ratioReturn relative to average drawdown | 13.42 | -1.25 | +14.67 |
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Drawdowns
IBDRY vs. VST - Drawdown Comparison
The maximum IBDRY drawdown since its inception was -77.08%, which is greater than VST's maximum drawdown of -53.32%. Use the drawdown chart below to compare losses from any high point for IBDRY and VST.
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Drawdown Indicators
| IBDRY | VST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.08% | -53.32% | -23.76% |
Max Drawdown (1Y)Largest decline over 1 year | -9.17% | -38.01% | +28.84% |
Max Drawdown (3Y)Largest decline over 3 years | -14.65% | -48.80% | +34.15% |
Max Drawdown (5Y)Largest decline over 5 years | -26.79% | -48.80% | +22.01% |
Max Drawdown (10Y)Largest decline over 10 years | -37.43% | — | — |
Current DrawdownCurrent decline from peak | -2.07% | -31.71% | +29.64% |
Average DrawdownAverage peak-to-trough decline | -29.25% | -13.90% | -15.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.25% | 22.95% | -19.70% |
Volatility
IBDRY vs. VST - Volatility Comparison
The current volatility for Iberdrola SA (IBDRY) is 4.50%, while Vistra Corp. (VST) has a volatility of 12.98%. This indicates that IBDRY experiences smaller price fluctuations and is considered to be less risky than VST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBDRY | VST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.50% | 12.98% | -8.48% |
Volatility (6M)Calculated over the trailing 6-month period | 14.08% | 34.02% | -19.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.19% | 48.95% | -31.76% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.32% | 48.14% | -26.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.86% | 42.23% | -19.37% |
Dividends
IBDRY vs. VST - Dividend Comparison
IBDRY's dividend yield for the trailing twelve months is around 3.28%, more than VST's 0.61% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBDRY Iberdrola SA | 3.28% | 4.18% | 4.38% | 4.11% | 4.14% | 3.77% | 2.83% | 3.01% | 3.76% | 7.28% | 10.00% | 1.71% |
VST Vistra Corp. | 0.61% | 0.56% | 0.63% | 2.13% | 3.12% | 2.64% | 2.75% | 2.17% | 0.00% | 0.00% | 14.97% | 0.00% |
Financials
IBDRY vs. VST - Financials Comparison
This section allows you to compare key financial metrics between Iberdrola SA and Vistra Corp.. 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
IBDRY vs. VST - Profitability Comparison
IBDRY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Iberdrola SA reported a gross profit of 5.83B and revenue of 10.45B. Therefore, the gross margin over that period was 55.8%.
VST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Vistra Corp. reported a gross profit of 0.00 and revenue of 5.64B. Therefore, the gross margin over that period was 0.0%.
IBDRY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Iberdrola SA reported an operating income of 2.63B and revenue of 10.45B, resulting in an operating margin of 25.2%.
VST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Vistra Corp. reported an operating income of 1.50B and revenue of 5.64B, resulting in an operating margin of 26.6%.
IBDRY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Iberdrola SA reported a net income of 2.63B and revenue of 10.45B, resulting in a net margin of 25.1%.
VST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Vistra Corp. reported a net income of 980.00M and revenue of 5.64B, resulting in a net margin of 17.4%.
Frequently Asked Questions
IBDRY and VST have a correlation of 0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VST has higher volatility (12.98%) compared to IBDRY (4.50%). In terms of maximum drawdown, IBDRY dropped -77.08% vs VST's -53.32%.
IBDRY currently has the higher Sharpe Ratio (2.54 vs -0.59), 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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