VST vs. AEP

Last updated Apr 1, 2026

Compare and contrast key facts about Vistra Corp. (VST) and American Electric Power Company, Inc. (AEP).

Performance

VST vs. AEP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vistra Corp. (VST) and American Electric Power Company, Inc. (AEP). The values are adjusted to include any dividend payments, if applicable.

VST vs. AEP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VST Vistra Corp.	-6.69%	17.66%	261.52%	70.73%	5.08%	19.57%	-11.87%	2.46%	24.95%	18.19%
AEP American Electric Power Company, Inc.	14.57%	29.38%	18.18%	-10.98%	10.38%	10.68%	-9.01%	30.52%	5.38%	20.95%

Fundamentals

EPS VST : $4.17 AEP : $6.74
PE Ratio VST : 36.05 AEP : 19.46
PEG Ratio VST : 0.97 AEP : 2.19
PS Ratio VST : 1.92 AEP : 3.20
Total Revenue (TTM) VST : $17.74B AEP : $21.78B
Gross Profit (TTM) VST : $3.96B AEP : $6.93B
EBITDA (TTM) VST : -$2.59B AEP : $8.79B

Returns By Period

In the year-to-date period, VST achieves a -6.69% return, which is significantly lower than AEP's 14.57% return.

VST

• 1D: 1.89%
• 1M: -13.43%
• YTD: -6.69%
• 6M: -23.06%
• 1Y: 28.66%
• 3Y*: 86.61%
• 5Y*: 56.44%
• 10Y*: —

AEP

• 1D: -0.03%
• 1M: -2.05%
• YTD: 14.57%
• 6M: 18.36%
• 1Y: 23.96%
• 3Y*: 17.27%
• 5Y*: 12.94%
• 10Y*: 10.77%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

VST vs. AEP — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VST

VST Risk / Return Rank: 59
VST Sharpe Ratio Rank: 61
VST Sortino Ratio Rank: 58
VST Omega Ratio Rank: 57
VST Calmar Ratio Rank: 60
VST Martin Ratio Rank: 59

AEP

AEP Risk / Return Rank: 81
AEP Sharpe Ratio Rank: 82
AEP Sortino Ratio Rank: 78
AEP Omega Ratio Rank: 75
AEP Calmar Ratio Rank: 86
AEP Martin Ratio Rank: 83

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

VST vs. AEP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vistra Corp. (VST) and American Electric Power Company, Inc. (AEP). 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.

	VST	AEP	Difference
Sharpe ratio Return per unit of total volatility	0.52	1.31	-0.79
Sortino ratio Return per unit of downside risk	1.04	1.96	-0.91
Omega ratio Gain probability vs. loss probability	1.14	1.25	-0.11
Calmar ratio Return relative to maximum drawdown	0.78	2.97	-2.19
Martin ratio Return relative to average drawdown	1.65	6.76	-5.11
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VST vs. AEP - Sharpe Ratio Comparison

The current VST Sharpe Ratio is 0.52, which is lower than the AEP Sharpe Ratio of 1.31. The chart below compares the historical Sharpe Ratios of VST and AEP, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	VST	AEP	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.52	1.31	-0.79
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.20	0.66	+0.54
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.52	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.73	0.30	+0.44

Correlation

The correlation between VST and AEP is 0.23, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

VST vs. AEP - Dividend Comparison

VST's dividend yield for the trailing twelve months is around 0.60%, less than AEP's 2.87% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VST Vistra Corp.	0.60%	0.56%	0.63%	2.13%	3.12%	2.64%	2.75%	2.17%	0.00%	0.00%	14.97%	0.00%
AEP American Electric Power Company, Inc.	2.87%	3.24%	3.87%	4.15%	3.34%	3.37%	3.41%	2.87%	3.39%	3.25%	3.61%	3.69%

Drawdowns

VST vs. AEP - Drawdown Comparison

The maximum VST drawdown since its inception was -53.32%, smaller than the maximum AEP drawdown of -62.75%. Use the drawdown chart below to compare losses from any high point for VST and AEP.

Drawdown Indicators

	VST	AEP	Difference
Max Drawdown Largest peak-to-trough decline	-53.32%	-62.75%	+9.43%
Max Drawdown (1Y) Largest decline over 1 year	-34.51%	-8.84%	-25.67%
Max Drawdown (5Y) Largest decline over 5 years	-48.80%	-29.56%	-19.24%
Max Drawdown (10Y) Largest decline over 10 years	—	-32.91%	—
Current Drawdown Current decline from peak	-30.83%	-2.29%	-28.54%
Average Drawdown Average peak-to-trough decline	-13.39%	-17.60%	+4.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.29%	3.94%	+12.35%

Volatility

VST vs. AEP - Volatility Comparison

Vistra Corp. (VST) has a higher volatility of 18.07% compared to American Electric Power Company, Inc. (AEP) at 5.09%. This indicates that VST's price experiences larger fluctuations and is considered to be riskier than AEP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VST	AEP	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.07%	5.09%	+12.98%
Volatility (6M) Calculated over the trailing 6-month period	38.53%	13.15%	+25.38%
Volatility (1Y) Calculated over the trailing 1-year period	55.49%	18.53%	+36.96%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.36%	19.77%	+27.59%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.15%	20.89%	+21.26%

Financials

VST vs. AEP - Profitability Comparison

The chart below illustrates the profitability comparison between Vistra Corp. and American Electric Power Company, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

VST - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Vistra Corp. reported a gross profit of 0.00 and revenue of 3.35B. Therefore, the gross margin over that period was 0.0%.

AEP - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, American Electric Power Company, Inc. reported a gross profit of 459.00M and revenue of 5.05B. Therefore, the gross margin over that period was 9.1%.

VST - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Vistra Corp. reported an operating income of -818.00M and revenue of 3.35B, resulting in an operating margin of -24.5%.

AEP - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, American Electric Power Company, Inc. reported an operating income of 920.90M and revenue of 5.05B, resulting in an operating margin of 18.3%.

VST - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Vistra Corp. reported a net income of 233.00M and revenue of 3.35B, resulting in a net margin of 7.0%.

AEP - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, American Electric Power Company, Inc. reported a net income of 582.00M and revenue of 5.05B, resulting in a net margin of 11.5%.